# Pre-2016 statewide opinion polling for the 2016 United States presidential election

Statewide polls for the 2016 United States presidential election are as follows. The polls listed here, by state, are from 2013 to December 31, 2015, and provide early data on opinion polling between a possible Republican candidate against a possible Democratic candidate.
Note some states did not conduct polling before December 31, 2015.

## Alaska

3 electoral votes (Republican in 2008) 59%–38% (Republican in 2012) 55%–41%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | September 18–21, 2014 | Hillary Clinton | 39% | Jeb Bush | 44% | 5 | 880 | ± 3.3% |
| Public Policy Polling | September 18–21, 2014 | Hillary Clinton | 36% | Chris Christie | 46% | 10 | 880 | ± 3.3% |
| Public Policy Polling | September 18–21, 2014 | Hillary Clinton | 39% | Ted Cruz | 46% | 7 | 880 | ± 3.3% |
| Public Policy Polling | September 18–21, 2014 | Hillary Clinton | 40% | Mike Huckabee | 44% | 4 | 880 | ± 3.3% |
| Public Policy Polling | September 18–21, 2014 | Hillary Clinton | 44% | Sarah Palin | 38% | 6 | 880 | ± 3.3% |
| Public Policy Polling | September 18–21, 2014 | Hillary Clinton | 40% | Rand Paul | 45% | 5 | 880 | ± 3.3% |
| Public Policy Polling | July 31 – August 3, 2014 | Hillary Clinton | 38% | Jeb Bush | 47% | 9 | 673 | ± 3.8% |
| Public Policy Polling | July 31 – August 3, 2014 | Hillary Clinton | 34% | Chris Christie | 45% | 11 | 673 | ± 3.8% |
| Public Policy Polling | July 31 – August 3, 2014 | Hillary Clinton | 39% | Mike Huckabee | 47% | 8 | 673 | ± 3.8% |
| Public Policy Polling | July 31 – August 3, 2014 | Hillary Clinton | 46% | Sarah Palin | 40% | 6 | 673 | ± 3.8% |
| Public Policy Polling | July 31 – August 3, 2014 | Hillary Clinton | 36% | Rand Paul | 50% | 14 | 673 | ± 3.8% |
| Public Policy Polling | May 8–11, 2014 | Hillary Clinton | 41% | Jeb Bush | 47% | 6 | 582 | ± 4.1% |
| Public Policy Polling | May 8–11, 2014 | Hillary Clinton | 41% | Chris Christie | 44% | 3 | 582 | ± 4.1% |
| Public Policy Polling | May 8–11, 2014 | Hillary Clinton | 42% | Mike Huckabee | 43% | 1 | 582 | ± 4.1% |
| Public Policy Polling | May 8–11, 2014 | Hillary Clinton | 44% | Sarah Palin | 41% | 3 | 582 | ± 4.1% |
| Public Policy Polling | May 8–11, 2014 | Hillary Clinton | 40% | Rand Paul | 46% | 6 | 582 | ± 4.1% |
| Public Policy Polling | January 30 – February 1, 2014 | Hillary Clinton | 39% | Jeb Bush | 47% | 8 | 850 | ± 3.4% |
| Public Policy Polling | January 30 – February 1, 2014 | Hillary Clinton | 39% | Chris Christie | 43% | 4 | 850 | ± 3.4% |
| Public Policy Polling | January 30 – February 1, 2014 | Hillary Clinton | 41% | Mike Huckabee | 45% | 4 | 850 | ± 3.4% |
| Public Policy Polling | January 30 – February 1, 2014 | Hillary Clinton | 44% | Sarah Palin | 43% | 1 | 850 | ± 3.4% |
| Public Policy Polling | January 30 – February 1, 2014 | Hillary Clinton | 41% | Rand Paul | 47% | 6 | 850 | ± 3.4% |
| Public Policy Polling | July 25–28, 2013 | Hillary Clinton | 42% | Jeb Bush | 49% | 7 | 890 | ± 3.3% |
| Public Policy Polling | July 25–28, 2013 | Hillary Clinton | 38% | Chris Christie | 46% | 8 | 890 | ± 3.3% |
| Public Policy Polling | July 25–28, 2013 | Hillary Clinton | 49% | Sarah Palin | 40% | 9 | 890 | ± 3.3% |
| Public Policy Polling | July 25–28, 2013 | Hillary Clinton | 43% | Rand Paul | 49% | 6 | 890 | ± 3.3% |
| Public Policy Polling | July 25–28, 2013 | Hillary Clinton | 42% | Marco Rubio | 45% | 3 | 890 | ± 3.3% |
| Public Policy Polling | July 25–28, 2013 | Hillary Clinton | 46% | Paul Ryan | 47% | 1 | 890 | ± 3.3% |
| Public Policy Polling | February 4–5, 2013 | Hillary Clinton | 42% | Chris Christie | 43% | 1 | 1,129 | ± 2.9% |
| Public Policy Polling | February 4–5, 2013 | Hillary Clinton | 53% | Sarah Palin | 37% | 16 | 1,129 | ± 2.9% |
| Public Policy Polling | February 4–5, 2013 | Hillary Clinton | 44% | Marco Rubio | 43% | 1 | 1,129 | ± 2.9% |

## Arizona

11 electoral votes (Republican in 2008) 53%–45% (Republican in 2012) 53%–44%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Strategies 360 | December 4–9, 2015 | Hillary Clinton | 42% | Donald Trump | 44% | 2 | 504 | ± 4.4% |
| Strategies 360 | December 4–9, 2015 | Hillary Clinton | 37% | Marco Rubio | 53% | 16 | 504 | ± 4.4% |
| Strategies 360 | December 4–9, 2015 | Hillary Clinton | 40% | Ted Cruz | 50% | 10 | 504 | ± 4.4% |
| Public Policy Polling | May 1–3, 2015 | Hillary Clinton | 41% | Jeb Bush | 41% | Tied | 600 | ± 4% |
| Public Policy Polling | May 1–3, 2015 | Hillary Clinton | 42% | Ben Carson | 42% | Tied | 600 | ± 4% |
| Public Policy Polling | May 1–3, 2015 | Hillary Clinton | 39% | Chris Christie | 46% | 7 | 600 | ± 4% |
| Public Policy Polling | May 1–3, 2015 | Hillary Clinton | 43% | Ted Cruz | 44% | 1 | 600 | ± 4% |
| Public Policy Polling | May 1–3, 2015 | Hillary Clinton | 41% | Mike Huckabee | 44% | 3 | 600 | ± 4% |
| Public Policy Polling | May 1–3, 2015 | Hillary Clinton | 40% | Rand Paul | 45% | 5 | 600 | ± 4% |
| Public Policy Polling | May 1–3, 2015 | Hillary Clinton | 44% | Rick Perry | 41% | 3 | 600 | ± 4% |
| Public Policy Polling | May 1–3, 2015 | Hillary Clinton | 41% | Marco Rubio | 43% | 2 | 600 | ± 4% |
| Public Policy Polling | May 1–3, 2015 | Hillary Clinton | 43% | Scott Walker | 44% | 1 | 600 | ± 4% |
| Public Policy Polling | May 1–3, 2015 | Lincoln Chafee | 26% | Scott Walker | 41% | 15 | 600 | ± 4% |
| Public Policy Polling | May 1–3, 2015 | Martin O'Malley | 25% | Scott Walker | 43% | 18 | 600 | ± 4% |
| Public Policy Polling | May 1–3, 2015 | Bernie Sanders | 28% | Scott Walker | 43% | 15 | 600 | ± 4% |
| Public Policy Polling | May 1–3, 2015 | Jim Webb | 26% | Scott Walker | 44% | 18 | 600 | ± 4% |
| Public Policy Polling | February 28 – March 2, 2014 | Hillary Clinton | 46% | Jan Brewer | 39% | 7 | 870 | ± 3.3% |
| Public Policy Polling | February 28 – March 2, 2014 | Hillary Clinton | 44% | Jeb Bush | 45% | 1 | 870 | ± 3.3% |
| Public Policy Polling | February 28 – March 2, 2014 | Hillary Clinton | 44% | Chris Christie | 41% | 3 | 870 | ± 3.3% |
| Public Policy Polling | February 28 – March 2, 2014 | Hillary Clinton | 47% | Mike Huckabee | 41% | 6 | 870 | ± 3.3% |
| Public Policy Polling | February 28 – March 2, 2014 | Hillary Clinton | 46% | Rand Paul | 43% | 3 | 870 | ± 3.3% |

## Arkansas

6 electoral votes (Republican in 2008) 59%–39% (Republican in 2012) 61%–37%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Gravis Marketing | October 21–27, 2014 | Hillary Clinton | 38% | Donald Trump | 47% | 9 | 568 | ± 4.1% |
| Gravis Marketing | September 8–11, 2014 | Hillary Clinton | 42% | Jeb Bush | 49% | 7 | 902 | ± 4% |
| Gravis Marketing | September 8–11, 2014 | Hillary Clinton | 42% | Rand Paul | 48% | 6 | 902 | ± 4% |
| Public Policy Polling | September 18–24, 2014 | Hillary Clinton | 42% | Jeb Bush | 46% | 4 | 1453 | 2.6% |
| Public Policy Polling | September 18–24, 2014 | Hillary Clinton | 42% | Chris Christie | 41% | 1 | 1453 | 2.6% |
| Public Policy Polling | September 18–24, 2014 | Hillary Clinton | 43% | Ted Cruz | 44% | 1 | 1453 | 2.6% |
| Public Policy Polling | September 18–24, 2014 | Hillary Clinton | 41% | Mike Huckabee | 53% | 12 | 1453 | 2.6% |
| Public Policy Polling | September 18–24, 2014 | Hillary Clinton | 43% | Rand Paul | 45% | 2 | 1453 | 2.6% |
| Public Policy Polling | August 1–3, 2014 | Hillary Clinton | 41% | Jeb Bush | 46% | 5 | 1,066 | ± 3% |
| Public Policy Polling | August 1–3, 2014 | Hillary Clinton | 41% | Chris Christie | 42% | 1 | 1,066 | ± 3% |
| Public Policy Polling | August 1–3, 2014 | Hillary Clinton | 42% | Ted Cruz | 46% | 4 | 1,066 | ± 3% |
| Public Policy Polling | August 1–3, 2014 | Hillary Clinton | 39% | Mike Huckabee | 55% | 16 | 1,066 | ± 3% |
| Public Policy Polling | August 1–3, 2014 | Hillary Clinton | 42% | Rand Paul | 45% | 3 | 1,066 | ± 3% |
| Public Policy Polling | April 25–27, 2014 | Hillary Clinton | 46% | Jeb Bush | 41% | 5 | 840 | ± 3.4% |
| Public Policy Polling | April 25–27, 2014 | Hillary Clinton | 47% | Chris Christie | 38% | 9 | 840 | ± 3.4% |
| Public Policy Polling | April 25–27, 2014 | Hillary Clinton | 44% | Mike Huckabee | 47% | 3 | 840 | ± 3.4% |
| Public Policy Polling | April 25–27, 2014 | Hillary Clinton | 48% | Rand Paul | 42% | 6 | 840 | ± 3.4% |

## California

55 electoral votes (Democratic in 2008) 61%–37% (Democratic in 2012) 60%–37%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Field Poll | April 23 – May 16, 2015 | Hillary Clinton | 52% | Jeb Bush | 31% | 21 | 435 | ± 5.0% |
| Field Poll | April 23 – May 16, 2015 | Hillary Clinton | 53% | Marco Rubio | 32% | 21 | 435 | ± 5.0% |
| Field Poll | April 23 – May 16, 2015 | Hillary Clinton | 54% | Scott Walker | 30% | 24 | 435 | ± 5.0% |
| Emerson College | April 2–8, 2015 | Hillary Clinton | 53% | Jeb Bush | 47% | 6 | 881 | ± 3.2% |
| Emerson College | April 2–8, 2015 | Hillary Clinton | 56% | Ted Cruz | 45% | 9 | 881 | ± 3.2% |
| Emerson College | April 2–8, 2015 | Hillary Clinton | 53% | Scott Walker | 47% | 6 | 881 | ± 3.2% |
| Gravis Marketing | July 22–24, 2014 | Hillary Clinton | 49% | Rand Paul | 40% | 9 | 580 | ± 4% |

## Colorado

9 electoral votes (Democratic in 2008) 54%–45% (Democratic in 2012) 51%–46%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Quinnipiac University | November 11–15, 2015 | Hillary Clinton | 38% | Ben Carson | 52% | 14 | 1,262 | ± 2.8% |
| Quinnipiac University | November 11–15, 2015 | Hillary Clinton | 37% | Donald Trump | 48% | 11 | 1,262 | ± 2.8% |
| Quinnipiac University | November 11–15, 2015 | Hillary Clinton | 36% | Marco Rubio | 52% | 16 | 1,262 | ± 2.8% |
| Quinnipiac University | November 11–15, 2015 | Hillary Clinton | 38% | Ted Cruz | 51% | 13 | 1,262 | ± 2.8% |
| Quinnipiac University | November 11–15, 2015 | Bernie Sanders | 40% | Ben Carson | 52% | 12 | 1,262 | ± 2.8% |
| Quinnipiac University | November 11–15, 2015 | Bernie Sanders | 44% | Donald Trump | 46% | 2 | 1,262 | ± 2.8% |
| Quinnipiac University | November 11–15, 2015 | Bernie Sanders | 39% | Marco Rubio | 52% | 13 | 1,262 | ± 2.8% |
| Quinnipiac University | November 11–15, 2015 | Bernie Sanders | 42% | Ted Cruz | 49% | 7 | 1,262 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Hillary Clinton | 36% | Jeb Bush | 41% | 5 | 1231 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Hillary Clinton | 38% | Scott Walker | 47% | 9 | 1231 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Hillary Clinton | 38% | Marco Rubio | 46% | 8 | 1231 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Joe Biden | 36% | Jeb Bush | 45% | 9 | 1231 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Joe Biden | 36% | Scott Walker | 48% | 12 | 1231 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Joe Biden | 35% | Marco Rubio | 49% | 14 | 1231 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Bernie Sanders | 37% | Jeb Bush | 43% | 6 | 1231 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Bernie Sanders | 36% | Scott Walker | 44% | 8 | 1231 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Bernie Sanders | 35% | Marco Rubio | 46% | 11 | 1231 | ± 2.8% |
| Quinnipiac University | March 29 – April 7, 2015 | Hillary Clinton | 41% | Jeb Bush | 38% | 3 | 894 | ± 3.3% |
| Quinnipiac University | March 29 – April 7, 2015 | Hillary Clinton | 41% | Chris Christie | 39% | 2 | 894 | ± 3.3% |
| Quinnipiac University | March 29 – April 7, 2015 | Hillary Clinton | 42% | Ted Cruz | 41% | 1 | 894 | ± 3.3% |
| Quinnipiac University | March 29 – April 7, 2015 | Hillary Clinton | 41% | Mike Huckabee | 41% | Tied | 894 | ± 3.3% |
| Quinnipiac University | March 29 – April 7, 2015 | Hillary Clinton | 41% | Rand Paul | 44% | 3 | 894 | ± 3.3% |
| Quinnipiac University | March 29 – April 7, 2015 | Hillary Clinton | 40% | Marco Rubio | 41% | 1 | 894 | ± 3.3% |
| Quinnipiac University | March 29 – April 7, 2015 | Hillary Clinton | 41% | Scott Walker | 42% | 1 | 894 | ± 3.3% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 44% | Jeb Bush | 36% | 8 | 1,049 | ± 3% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 43% | Chris Christie | 34% | 9 | 1,049 | ± 3% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 44% | Mike Huckabee | 39% | 5 | 1,049 | ± 3% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 43% | Rand Paul | 41% | 2 | 1,049 | ± 3% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 42% | Scott Walker | 40% | 2 | 1,049 | ± 3% |
| Public Policy Polling | July 17–20, 2014 | Hillary Clinton | 41% | Jeb Bush | 40% | 1 | 653 | ± 3.8% |
| Public Policy Polling | July 17–20, 2014 | Hillary Clinton | 45% | Chris Christie | 39% | 6 | 653 | ± 3.8% |
| Public Policy Polling | July 17–20, 2014 | Hillary Clinton | 44% | Ted Cruz | 43% | 1 | 653 | ± 3.8% |
| Public Policy Polling | July 17–20, 2014 | Hillary Clinton | 45% | Mike Huckabee | 43% | 2 | 653 | ± 3.8% |
| Public Policy Polling | July 17–20, 2014 | Hillary Clinton | 44% | Rand Paul | 45% | 1 | 653 | ± 3.8% |
| Quinnipiac University | July 10–14, 2014 | Hillary Clinton | 44% | Jeb Bush | 40% | 4 | 1,147 | ± 2.9% |
| Quinnipiac University | July 10–14, 2014 | Hillary Clinton | 42% | Chris Christie | 40% | 2 | 1,147 | ± 2.9% |
| Quinnipiac University | July 10–14, 2014 | Hillary Clinton | 44% | Mike Huckabee | 41% | 3 | 1,147 | ± 2.9% |
| Quinnipiac University | July 10–14, 2014 | Hillary Clinton | 43% | Rand Paul | 46% | 3 | 1,147 | ± 2.9% |
| Quinnipiac University | April 15–21, 2014 | Hillary Clinton | 45% | Jeb Bush | 40% | 5 | 1,298 | ± 2.7% |
| Quinnipiac University | April 15–21, 2014 | Hillary Clinton | 42% | Chris Christie | 42% | Tied | 1,298 | ± 2.7% |
| Quinnipiac University | April 15–21, 2014 | Hillary Clinton | 45% | Mike Huckabee | 44% | 1 | 1,298 | ± 2.7% |
| Quinnipiac University | April 15–21, 2014 | Hillary Clinton | 43% | Rand Paul | 48% | 5 | 1,298 | ± 2.7% |
| Public Policy Polling | March 13–16, 2014 | Hillary Clinton | 48% | Jeb Bush | 39% | 9 | 568 | ± 4.1% |
| Public Policy Polling | March 13–16, 2014 | Hillary Clinton | 45% | Chris Christie | 38% | 7 | 568 | ± 4.1% |
| Public Policy Polling | March 13–16, 2014 | Hillary Clinton | 49% | Ted Cruz | 40% | 9 | 568 | ± 4.1% |
| Public Policy Polling | March 13–16, 2014 | Hillary Clinton | 48% | Mike Huckabee | 41% | 7 | 568 | ± 4.1% |
| Public Policy Polling | March 13–16, 2014 | Hillary Clinton | 47% | Rand Paul | 44% | 3 | 568 | ± 4.1% |
| Quinnipiac University | January 29 – February 2, 2014 | Hillary Clinton | 43% | Chris Christie | 42% | 1 | 1,139 | ± 2.9% |
| Quinnipiac University | January 29 – February 2, 2014 | Hillary Clinton | 44% | Ted Cruz | 43% | 1 | 1,139 | ± 2.9% |
| Quinnipiac University | January 29 – February 2, 2014 | Hillary Clinton | 43% | Rand Paul | 47% | 4 | 1,139 | ± 2.9% |
| Quinnipiac University | January 29 – February 2, 2014 | Hillary Clinton | 43% | Paul Ryan | 48% | 5 | 1,139 | ± 2.9% |
| Public Policy Polling | December 3–4, 2013 | Hillary Clinton | 47% | Jeb Bush | 43% | 4 | 928 | ±3.2% |
| Public Policy Polling | December 3–4, 2013 | Hillary Clinton | 39% | Chris Christie | 46% | 7 | 928 | ±3.2% |
| Public Policy Polling | December 3–4, 2013 | Hillary Clinton | 48% | Ted Cruz | 45% | 3 | 928 | ±3.2% |
| Public Policy Polling | December 3–4, 2013 | Hillary Clinton | 45% | Rand Paul | 47% | 2 | 928 | ±3.2% |
| Quinnipiac University | November 15–18, 2013 | Hillary Clinton | 38% | Chris Christie | 46% | 8 | 1,206 | ± 2.8% |
| Quinnipiac University | November 15–18, 2013 | Hillary Clinton | 44% | Ted Cruz | 44% | Tied | 1,206 | ± 2.8% |
| Quinnipiac University | November 15–18, 2013 | Hillary Clinton | 44% | Rand Paul | 47% | 3 | 1,206 | ± 2.8% |
| Quinnipiac University | November 15–18, 2013 | Hillary Clinton | 43% | Paul Ryan | 45% | 2 | 1,206 | ± 2.8% |
| Quinnipiac University | August 15–21, 2013 | Hillary Clinton | 42% | Chris Christie | 43% | 1 | 1,184 | ± 2.9% |
| Quinnipiac University | August 15–21, 2013 | Hillary Clinton | 45% | Ted Cruz | 42% | 3 | 1,184 | ± 2.9% |
| Quinnipiac University | August 15–21, 2013 | Joe Biden | 33% | Chris Christie | 50% | 17 | 1,184 | ± 2.9% |
| Quinnipiac University | August 15–21, 2013 | Joe Biden | 39% | Ted Cruz | 45% | 6 | 1,184 | ± 2.9% |
| Quinnipiac University | June 5–10, 2013 | Hillary Clinton | 41% | Chris Christie | 44% | 3 | 1,065 | ± 3% |
| Quinnipiac University | June 5–10, 2013 | Hillary Clinton | 45% | Marco Rubio | 46% | 1 | 1,065 | ± 3% |
| Quinnipiac University | June 5–10, 2013 | Joe Biden | 32% | Chris Christie | 48% | 16 | 1,065 | ± 3% |
| Quinnipiac University | June 5–10, 2013 | Joe Biden | 35% | Marco Rubio | 48% | 13 | 1,065 | ± 3% |
| Public Policy Polling | April 11–14, 2013 | Hillary Clinton | 48% | Rand Paul | 45% | 3 | 500 | ±4.4% |
| Public Policy Polling | April 11–14, 2013 | Hillary Clinton | 48% | Marco Rubio | 44% | 4 | 500 | ±4.4% |
| Public Policy Polling | April 11–14, 2013 | John Hickenlooper | 47% | Rand Paul | 45% | 2 | 500 | ±4.4% |
| Public Policy Polling | April 11–14, 2013 | John Hickenlooper | 47% | Marco Rubio | 45% | 2 | 500 | ±4.4% |

## Connecticut

7 electoral votes (Democratic in 2008) 61%–38% (Democratic in 2012) 58%–41%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Quinnipiac University | October 7–11, 2015 | Hillary Clinton | 44% | Ben Carson | 42% | 2 | 1,735 | ± 2.4% |
| Quinnipiac University | October 7–11, 2015 | Hillary Clinton | 45% | Carly Fiorina | 40% | 5 | 1,735 | ± 2.4% |
| Quinnipiac University | October 7–11, 2015 | Hillary Clinton | 47% | Donald Trump | 40% | 7 | 1,735 | ± 2.4% |
| Quinnipiac University | October 7–11, 2015 | Joe Biden | 51% | Ben Carson | 39% | 12 | 1,735 | ± 2.4% |
| Quinnipiac University | October 7–11, 2015 | Joe Biden | 53% | Carly Fiorina | 36% | 17 | 1,735 | ± 2.4% |
| Quinnipiac University | October 7–11, 2015 | Joe Biden | 55% | Donald Trump | 37% | 18 | 1,735 | ± 2.4% |
| Quinnipiac University | October 7–11, 2015 | Bernie Sanders | 44% | Ben Carson | 41% | 3 | 1,735 | ± 2.4% |
| Quinnipiac University | October 7–11, 2015 | Bernie Sanders | 44% | Carly Fiorina | 39% | 5 | 1,735 | ± 2.4% |
| Quinnipiac University | October 7–11, 2015 | Bernie Sanders | 49% | Donald Trump | 40% | 9 | 1,735 | ± 2.4% |
| Quinnipiac University | March 6–9, 2015 | Hillary Clinton | 52% | Jeb Bush | 34% | 18 | 1,235 | ± 2.8% |
| Quinnipiac University | March 6–9, 2015 | Hillary Clinton | 52% | Chris Christie | 34% | 18 | 1,235 | ± 2.8% |
| Quinnipiac University | March 6–9, 2015 | Hillary Clinton | 55% | Ted Cruz | 30% | 25 | 1,235 | ± 2.8% |
| Quinnipiac University | March 6–9, 2015 | Hillary Clinton | 56% | Mike Huckabee | 31% | 25 | 1,235 | ± 2.8% |
| Quinnipiac University | March 6–9, 2015 | Hillary Clinton | 54% | Rand Paul | 32% | 22 | 1,235 | ± 2.8% |
| Quinnipiac University | March 6–9, 2015 | Hillary Clinton | 53% | Marco Rubio | 34% | 19 | 1,235 | ± 2.8% |
| Quinnipiac University | March 6–9, 2015 | Hillary Clinton | 53% | Scott Walker | 33% | 20 | 1,235 | ± 2.8% |
| Public Policy Polling | October 2–5, 2014 | Hillary Clinton | 50% | Jeb Bush | 37% | 13 | 861 | ± 3.3% |
| Public Policy Polling | October 2–5, 2014 | Hillary Clinton | 49% | Chris Christie | 39% | 10 | 861 | ± 3.3% |
| Public Policy Polling | October 2–5, 2014 | Hillary Clinton | 54% | Ted Cruz | 32% | 22 | 861 | ± 3.3% |
| Public Policy Polling | October 2–5, 2014 | Hillary Clinton | 53% | Mike Huckabee | 34% | 19 | 861 | ± 3.3% |
| Public Policy Polling | October 2–5, 2014 | Hillary Clinton | 54% | Rand Paul | 35% | 19 | 861 | ± 3.3% |
| Gravis Marketing | August 4–7, 2014 | Hillary Clinton | 45% | Ben Carson | 36% | 9 | 440 | ± 5% |
| Gravis Marketing | August 4–7, 2014 | Hillary Clinton | 48% | Rand Paul | 33% | 15 | 440 | ± 5% |

## Florida

29 electoral votes (Democratic in 2008) 51%–48% (Democratic in 2012) 50%–49%

## Georgia

16 electoral votes (Republican in 2008) 52%–47% (Republican in 2012) 53%–45%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | October 2–5, 2014 | Hillary Clinton | 44% | Jeb Bush | 45% | 1 | 895 | ± 3.3% |
| Public Policy Polling | October 2–5, 2014 | Hillary Clinton | 48% | Herman Cain | 45% | 3 | 895 | ± 3.3% |
| Public Policy Polling | October 2–5, 2014 | Hillary Clinton | 46% | Chris Christie | 41% | 5 | 895 | ± 3.3% |
| Public Policy Polling | October 2–5, 2014 | Hillary Clinton | 47% | Ted Cruz | 41% | 6 | 895 | ± 3.3% |
| Public Policy Polling | October 2–5, 2014 | Hillary Clinton | 49% | Newt Gingrich | 43% | 6 | 895 | ± 3.3% |
| Public Policy Polling | October 2–5, 2014 | Hillary Clinton | 48% | Mike Huckabee | 45% | 3 | 895 | ± 3.3% |
| Public Policy Polling | October 2–5, 2014 | Hillary Clinton | 47% | Rand Paul | 44% | 3 | 895 | ± 3.3% |
| Public Policy Polling | August 2–5, 2013 | Hillary Clinton | 45% | Jeb Bush | 45% | Tied | 520 | ± 4.3% |
| Public Policy Polling | August 2–5, 2013 | Hillary Clinton | 42% | Chris Christie | 44% | 2 | 520 | ± 4.3% |
| Public Policy Polling | August 2–5, 2013 | Hillary Clinton | 47% | Newt Gingrich | 43% | 4 | 520 | ± 4.3% |
| Public Policy Polling | August 2–5, 2013 | Hillary Clinton | 51% | Sarah Palin | 38% | 13 | 520 | ± 4.3% |
| Public Policy Polling | August 2–5, 2013 | Hillary Clinton | 48% | Rand Paul | 43% | 5 | 520 | ± 4.3% |
| Public Policy Polling | August 2–5, 2013 | Hillary Clinton | 47% | Paul Ryan | 44% | 3 | 520 | ± 4.3% |
| Public Policy Polling | February 15–18, 2013 | Hillary Clinton | 51% | Newt Gingrich | 44% | 7 | 602 | ± 4% |
| Public Policy Polling | February 15–18, 2013 | Hillary Clinton | 49% | Marco Rubio | 46% | 3 | 602 | ± 4% |
| Public Policy Polling | February 15–18, 2013 | Hillary Clinton | 50% | Paul Ryan | 45% | 5 | 602 | ± 4% |

## Idaho

4 electoral votes (Republican in 2008) 61%–36% (Republican in 2012) 64%–32%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | October 9–12, 2014 | Hillary Clinton | 33% | Jeb Bush | 50% | 17 | 522 | ± 4.3% |
| Public Policy Polling | October 9–12, 2014 | Hillary Clinton | 33% | Chris Christie | 44% | 11 | 522 | ± 4.3% |
| Public Policy Polling | October 9–12, 2014 | Hillary Clinton | 34% | Ted Cruz | 50% | 16 | 522 | ± 4.3% |
| Public Policy Polling | October 9–12, 2014 | Hillary Clinton | 34% | Mike Huckabee | 52% | 18 | 522 | ± 4.3% |
| Public Policy Polling | October 9–12, 2014 | Hillary Clinton | 33% | Rand Paul | 52% | 19 | 522 | ± 4.3% |

## Illinois

20 electoral votes (Democratic in 2008) 62%–37% (Democratic in 2012) 58%–41%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | July 20–21, 2015 | Hillary Clinton | 48% | Jeb Bush | 39% | 9 | 931 | ± 3.2% |
| Public Policy Polling | July 20–21, 2015 | Hillary Clinton | 49% | Ben Carson | 37% | 12 | 931 | ± 3.2% |
| Public Policy Polling | July 20–21, 2015 | Hillary Clinton | 49% | Chris Christie | 35% | 14 | 931 | ± 3.2% |
| Public Policy Polling | July 20–21, 2015 | Hillary Clinton | 51% | Ted Cruz | 35% | 16 | 931 | ± 3.2% |
| Public Policy Polling | July 20–21, 2015 | Hillary Clinton | 49% | Carly Fiorina | 34% | 15 | 931 | ± 3.2% |
| Public Policy Polling | July 20–21, 2015 | Hillary Clinton | 51% | Mike Huckabee | 35% | 16 | 931 | ± 3.2% |
| Public Policy Polling | July 20–21, 2015 | Hillary Clinton | 47% | Rand Paul | 37% | 10 | 931 | ± 3.2% |
| Public Policy Polling | July 20–21, 2015 | Hillary Clinton | 49% | Marco Rubio | 37% | 12 | 931 | ± 3.2% |
| Public Policy Polling | July 20–21, 2015 | Hillary Clinton | 51% | Donald Trump | 33% | 18 | 931 | ± 3.2% |
| Public Policy Polling | July 20–21, 2015 | Hillary Clinton | 50% | Scott Walker | 39% | 11 | 931 | ± 3.2% |
| Public Policy Polling | July 20–21, 2015 | Bernie Sanders | 42% | Jeb Bush | 37% | 5 | 931 | ± 3.2% |
| Public Policy Polling | July 20–21, 2015 | Bernie Sanders | 40% | Marco Rubio | 34% | 6 | 931 | ± 3.2% |
| Public Policy Polling | July 20–21, 2015 | Bernie Sanders | 48% | Donald Trump | 32% | 16 | 931 | ± 3.2% |
| Public Policy Polling | July 20–21, 2015 | Bernie Sanders | 40% | Scott Walker | 36% | 4 | 931 | ± 3.2% |

## Iowa

6 electoral votes (Democratic in 2008) 54%–44% (Democratic in 2012) 52%–46%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Poling | December 10–13, 2015 | Hillary Clinton | 46% | Jeb Bush | 41% | 5 | 1,426 | ± 2.6% |
| Public Policy Poling | December 10–13, 2015 | Hillary Clinton | 45% | Ben Carson | 45% | Tied | 1,426 | ± 2.6% |
| Public Policy Poling | December 10–13, 2015 | Hillary Clinton | 44% | Ted Cruz | 47% | 3 | 1,426 | ± 2.6% |
| Public Policy Poling | December 10–13, 2015 | Hillary Clinton | 45% | Carly Fiorina | 42% | 3 | 1,426 | ± 2.6% |
| Public Policy Poling | December 10–13, 2015 | Hillary Clinton | 41% | Marco Rubio | 48% | 7 | 1,426 | ± 2.6% |
| Public Policy Poling | December 10–13, 2015 | Hillary Clinton | 45% | Donald Trump | 43% | 2 | 1,426 | ± 2.6% |
| Public Policy Poling | December 10–13, 2015 | Bernie Sanders | 44% | Jeb Bush | 40% | 4 | 1,426 | ± 2.6% |
| Public Policy Poling | December 10–13, 2015 | Bernie Sanders | 43% | Ben Carson | 42% | 1 | 1,426 | ± 2.6% |
| Public Policy Poling | December 10–13, 2015 | Bernie Sanders | 44% | Ted Cruz | 43% | 1 | 1,426 | ± 2.6% |
| Public Policy Poling | December 10–13, 2015 | Bernie Sanders | 45% | Carly Fiorina | 39% | 6 | 1,426 | ± 2.6% |
| Public Policy Poling | December 10–13, 2015 | Bernie Sanders | 42% | Marco Rubio | 44% | 2 | 1,426 | ± 2.6% |
| Public Policy Poling | December 10–13, 2015 | Bernie Sanders | 46% | Donald Trump | 43% | 3 | 1,426 | ± 2.6% |
| Public Policy Poling | October 30 – November 1, 2015 | Hillary Clinton | 45% | Jeb Bush | 40% | 5 | 1,668 | ± 2.4% |
| Public Policy Poling | October 30 – November 1, 2015 | Hillary Clinton | 43% | Ben Carson | 47% | 4 | 1,668 | ± 2.4% |
| Public Policy Poling | October 30 – November 1, 2015 | Hillary Clinton | 46% | Ted Cruz | 44% | 2 | 1,668 | ± 2.4% |
| Public Policy Poling | October 30 – November 1, 2015 | Hillary Clinton | 44% | Carly Fiorina | 43% | 1 | 1,668 | ± 2.4% |
| Public Policy Poling | October 30 – November 1, 2015 | Hillary Clinton | 46% | Mike Huckabee | 44% | 2 | 1,668 | ± 2.4% |
| Public Policy Poling | October 30 – November 1, 2015 | Hillary Clinton | 43% | John Kasich | 36% | 7 | 1,668 | ± 2.4% |
| Public Policy Poling | October 30 – November 1, 2015 | Hillary Clinton | 43% | Marco Rubio | 45% | 2 | 1,668 | ± 2.4% |
| Public Policy Poling | October 30 – November 1, 2015 | Hillary Clinton | 44% | Donald Trump | 44% | Tied | 1,668 | ± 2.4% |
| Public Policy Poling | October 30 – November 1, 2015 | Bernie Sanders | 41% | Jeb Bush | 41% | Tied | 1,668 | ± 2.4% |
| Public Policy Poling | October 30 – November 1, 2015 | Bernie Sanders | 37% | Ben Carson | 47% | 10 | 1,668 | ± 2.4% |
| Public Policy Poling | October 30 – November 1, 2015 | Bernie Sanders | 42% | Ted Cruz | 43% | 1 | 1,668 | ± 2.4% |
| Public Policy Poling | October 30 – November 1, 2015 | Bernie Sanders | 38% | Marco Rubio | 45% | 7 | 1,668 | ± 2.4% |
| Public Policy Poling | October 30 – November 1, 2015 | Bernie Sanders | 43% | Donald Trump | 44% | 1 | 1,668 | ± 2.4% |
| NBC News/Wall Street Journal/Marist | September 23–30, 2015 | Hillary Clinton | 40% | Jeb Bush | 50% | 10 | 1,061 | ± 3.0% |
| NBC News/Wall Street Journal/Marist | September 23–30, 2015 | Hillary Clinton | 41% | Donald Trump | 48% | 7 | 1,061 | ± 3.0% |
| NBC News/Wall Street Journal/Marist | September 23–30, 2015 | Hillary Clinton | 38% | Carly Fiorina | 52% | 14 | 1,061 | ± 3.0% |
| NBC News/Wall Street Journal/Marist | September 23–30, 2015 | Bernie Sanders | 44% | Jeb Bush | 46% | 2 | 1,061 | ± 3.0% |
| NBC News/Wall Street Journal/Marist | September 23–30, 2015 | Bernie Sanders | 48% | Donald Trump | 43% | 5 | 1,061 | ± 3.0% |
| NBC News/Wall Street Journal/Marist | September 23–30, 2015 | Bernie Sanders | 42% | Carly Fiorina | 45% | 3 | 1,061 | ± 3.0% |
| Public Policy Poling | September 18–20, 2015 | Hillary Clinton | 41% | Jeb Bush | 42% | 1 | 1,374 | |
| Public Policy Poling | September 18–20, 2015 | Hillary Clinton | 37% | Ben Carson | 52% | 15 | 1,374 | |
| Public Policy Poling | September 18–20, 2015 | Hillary Clinton | 43% | Ted Cruz | 43% | Tied | 1,374 | |
| Public Policy Poling | September 18–20, 2015 | Hillary Clinton | 39% | Carly Fiorina | 47% | 8 | 1,374 | |
| Public Policy Poling | September 18–20, 2015 | Hillary Clinton | 43% | Mike Huckabee | 44% | 1 | 1,374 | |
| Public Policy Poling | September 18–20, 2015 | Hillary Clinton | 41% | John Kasich | 39% | 2 | 1,374 | |
| Public Policy Poling | September 18–20, 2015 | Hillary Clinton | 41% | Marco Rubio | 45% | 4 | 1,374 | |
| Public Policy Poling | September 18–20, 2015 | Hillary Clinton | 43% | Donald Trump | 44% | 1 | 1,374 | |
| Public Policy Poling | September 18–20, 2015 | Hillary Clinton | 43% | Scott Walker | 44% | 1 | 1,374 | |
| Public Policy Poling | September 18–20, 2015 | Joe Biden | 44% | Jeb Bush | 40% | 4 | 1,374 | |
| Public Policy Poling | September 18–20, 2015 | Joe Biden | 38% | Ben Carson | 47% | 9 | 1,374 | |
| Public Policy Poling | September 18–20, 2015 | Joe Biden | 46% | Donald Trump | 44% | 2 | 1,374 | |
| Public Policy Poling | September 18–20, 2015 | Bernie Sanders | 42% | Jeb Bush | 40% | 2 | 1,374 | |
| Public Policy Poling | September 18–20, 2015 | Bernie Sanders | 34% | Ben Carson | 48% | 14 | 1,374 | |
| Public Policy Poling | September 18–20, 2015 | Bernie Sanders | 44% | Donald Trump | 44% | Tied | 1,374 | |
| NBC News/Marist | August 26 – September 2, 2015 | Hillary Clinton | 39% | Jeb Bush | 50% | 11 | 998 | ± 3.1% |
| NBC News/Marist | August 26 – September 2, 2015 | Hillary Clinton | 43% | Donald Trump | 48% | 5 | 998 | ± 3.1% |
| NBC News/Marist | August 26 – September 2, 2015 | Joe Biden | 44% | Jeb Bush | 46% | 2 | 998 | ± 3.1% |
| NBC News/Marist | August 26 – September 2, 2015 | Joe Biden | 49% | Donald Trump | 45% | 4 | 998 | ± 3.1% |
| Public Policy Poling | August 7–9, 2015 | Hillary Clinton | 44% | Jeb Bush | 40% | 4 | 1,500 | ± 2.5% |
| Public Policy Poling | August 7–9, 2015 | Hillary Clinton | 40% | Ben Carson | 44% | 4 | 1,500 | ± 2.5% |
| Public Policy Poling | August 7–9, 2015 | Hillary Clinton | 41% | Chris Christie | 39% | 2 | 1,500 | ± 2.5% |
| Public Policy Poling | August 7–9, 2015 | Hillary Clinton | 44% | Ted Cruz | 42% | 2 | 1,500 | ± 2.5% |
| Public Policy Poling | August 7–9, 2015 | Hillary Clinton | 42% | Carly Fiorina | 40% | 2 | 1,500 | ± 2.5% |
| Public Policy Poling | August 7–9, 2015 | Hillary Clinton | 43% | Mike Huckabee | 44% | 1 | 1,500 | ± 2.5% |
| Public Policy Poling | August 7–9, 2015 | Hillary Clinton | 41% | John Kasich | 39% | 2 | 1,500 | ± 2.5% |
| Public Policy Poling | August 7–9, 2015 | Hillary Clinton | 43% | Rand Paul | 40% | 3 | 1,500 | ± 2.5% |
| Public Policy Poling | August 7–9, 2015 | Hillary Clinton | 42% | Marco Rubio | 43% | 1 | 1,500 | ± 2.5% |
| Public Policy Poling | August 7–9, 2015 | Hillary Clinton | 43% | Donald Trump | 40% | 3 | 1,500 | ± 2.5% |
| Public Policy Poling | August 7–9, 2015 | Hillary Clinton | 43% | Scott Walker | 44% | 1 | 1,500 | ± 2.5% |
| Public Policy Poling | August 7–9, 2015 | Bernie Sanders | 41% | Jeb Bush | 40% | 1 | 1,500 | ± 2.5% |
| Public Policy Poling | August 7–9, 2015 | Bernie Sanders | 38% | Marco Rubio | 39% | 1 | 1,500 | ± 2.5% |
| Public Policy Poling | August 7–9, 2015 | Bernie Sanders | 44% | Donald Trump | 40% | 4 | 1,500 | ± 2.5% |
| Public Policy Poling | August 7–9, 2015 | Bernie Sanders | 40% | Scott Walker | 40% | Tied | 1,500 | ± 2.5% |
| Quinnipiac University | July 9–20, 2015 | Hillary Clinton | 36% | Jeb Bush | 42% | 6 | 1,236 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Hillary Clinton | 37% | Scott Walker | 45% | 8 | 1,236 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Hillary Clinton | 36% | Marco Rubio | 44% | 8 | 1,236 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Joe Biden | 37% | Jeb Bush | 44% | 7 | 1,236 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Joe Biden | 36% | Scott Walker | 47% | 11 | 1,236 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Joe Biden | 37% | Marco Rubio | 45% | 8 | 1,236 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Bernie Sanders | 38% | Jeb Bush | 42% | 4 | 1,236 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Bernie Sanders | 36% | Scott Walker | 44% | 8 | 1,236 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Bernie Sanders | 36% | Marco Rubio | 43% | 7 | 1,236 | ± 2.8% |
| Public Policy Polling | April 23–26, 2015 | Hillary Clinton | 45% | Jeb Bush | 42% | 3 | 1,219 | ± 2.8% |
| Public Policy Polling | April 23–26, 2015 | Hillary Clinton | 48% | Ben Carson | 41% | 7 | 1,219 | ± 2.8% |
| Public Policy Polling | April 23–26, 2015 | Hillary Clinton | 45% | Chris Christie | 40% | 5 | 1,219 | ± 2.8% |
| Public Policy Polling | April 23–26, 2015 | Hillary Clinton | 49% | Ted Cruz | 42% | 7 | 1,219 | ± 2.8% |
| Public Policy Polling | April 23–26, 2015 | Hillary Clinton | 46% | Mike Huckabee | 44% | 2 | 1,219 | ± 2.8% |
| Public Policy Polling | April 23–26, 2015 | Hillary Clinton | 45% | Rand Paul | 43% | 2 | 1,219 | ± 2.8% |
| Public Policy Polling | April 23–26, 2015 | Hillary Clinton | 48% | Rick Perry | 41% | 7 | 1,219 | ± 2.8% |
| Public Policy Polling | April 23–26, 2015 | Hillary Clinton | 46% | Marco Rubio | 44% | 2 | 1,219 | ± 2.8% |
| Public Policy Polling | April 23–26, 2015 | Hillary Clinton | 48% | Scott Walker | 41% | 7 | 1,219 | ± 2.8% |
| Public Policy Polling | April 23–26, 2015 | Lincoln Chafee | 29% | Scott Walker | 39% | 10 | 1,219 | ± 2.8% |
| Public Policy Polling | April 23–26, 2015 | Martin O'Malley | 32% | Scott Walker | 38% | 6 | 1,219 | ± 2.8% |
| Public Policy Polling | April 23–26, 2015 | Bernie Sanders | 34% | Scott Walker | 39% | 5 | 1,219 | ± 2.8% |
| Public Policy Polling | April 23–26, 2015 | Jim Webb | 32% | Scott Walker | 39% | 7 | 1,219 | ± 2.8% |
| Gravis Marketing | April 13, 2015 | Hillary Clinton | 43% | Jeb Bush | 40% | 3 | 1,259 | ± 3% |
| Gravis Marketing | April 13, 2015 | Hillary Clinton | 45% | Ben Carson | 37% | 8 | 1,259 | ± 3% |
| Gravis Marketing | April 13, 2015 | Hillary Clinton | 42% | Chris Christie | 39% | 3 | 1,259 | ± 3% |
| Gravis Marketing | April 13, 2015 | Hillary Clinton | 47% | Ted Cruz | 40% | 7 | 1,259 | ± 3% |
| Gravis Marketing | April 13, 2015 | Hillary Clinton | 44% | Carly Fiorina | 37% | 7 | 1,259 | ± 3% |
| Gravis Marketing | April 13, 2015 | Hillary Clinton | 44% | Mike Huckabee | 43% | 1 | 1,259 | ± 3% |
| Gravis Marketing | April 13, 2015 | Hillary Clinton | 44% | Rand Paul | 43% | 1 | 1,259 | ± 3% |
| Gravis Marketing | April 13, 2015 | Hillary Clinton | 40% | Condoleezza Rice | 43% | 3 | 1,259 | ± 3% |
| Gravis Marketing | April 13, 2015 | Hillary Clinton | 45% | Marco Rubio | 42% | 3 | 1,259 | ± 3% |
| Gravis Marketing | April 13, 2015 | Hillary Clinton | 46% | Scott Walker | 41% | 5 | 1,259 | ± 3% |
| Quinnipiac University | March 29 – April 7, 2015 | Hillary Clinton | 41% | Jeb Bush | 40% | 1 | 948 | ± 3.2% |
| Quinnipiac University | March 29 – April 7, 2015 | Hillary Clinton | 41% | Chris Christie | 39% | 2 | 948 | ± 3.2% |
| Quinnipiac University | March 29 – April 7, 2015 | Hillary Clinton | 43% | Ted Cruz | 40% | 3 | 948 | ± 3.2% |
| Quinnipiac University | March 29 – April 7, 2015 | Hillary Clinton | 42% | Mike Huckabee | 42% | Tied | 948 | ± 3.2% |
| Quinnipiac University | March 29 – April 7, 2015 | Hillary Clinton | 42% | Rand Paul | 43% | 1 | 948 | ± 3.2% |
| Quinnipiac University | March 29 – April 7, 2015 | Hillary Clinton | 43% | Marco Rubio | 40% | 3 | 948 | ± 3.2% |
| Quinnipiac University | March 29 – April 7, 2015 | Hillary Clinton | 44% | Scott Walker | 40% | 4 | 948 | ± 3.2% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 45% | Jeb Bush | 35% | 10 | 1,089 | ± 3% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 44% | Chris Christie | 34% | 10 | 1,089 | ± 3% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 45% | Mike Huckabee | 38% | 7 | 1,089 | ± 3% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 45% | Rand Paul | 37% | 8 | 1,089 | ± 3% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 45% | Scott Walker | 35% | 10 | 1,089 | ± 3% |
| Gravis Marketing | February 12–13, 2015 | Hillary Clinton | 43% | Jeb Bush | 37% | 6 | 343 | ± 4% |
| Gravis Marketing | February 12–13, 2015 | Hillary Clinton | 45% | Chris Christie | 35% | 10 | 343 | ± 4% |
| Gravis Marketing | February 12–13, 2015 | Hillary Clinton | 45% | Mike Huckabee | 40% | 5 | 343 | ± 4% |
| Gravis Marketing | February 12–13, 2015 | Hillary Clinton | 44% | Rand Paul | 39% | 5 | 343 | ± 4% |
| Gravis Marketing | February 12–13, 2015 | Hillary Clinton | 47% | Scott Walker | 41% | 6 | 343 | ± 4% |
| NBC News/Marist | February 3–10, 2015 | Hillary Clinton | 48% | Jeb Bush | 40% | 8 | 891 | ± 3.3% |
| NBC News/Marist | February 3–10, 2015 | Hillary Clinton | 49% | Scott Walker | 38% | 11 | 891 | ± 3.3% |
| Ipsos/Reuters | October 23–29, 2014 | Hillary Clinton | 44% | Jeb Bush | 36% | 8 | 1,129 | ± 3.3% |
| Ipsos/Reuters | October 23–29, 2014 | Hillary Clinton | 40% | Chris Christie | 37% | 3 | 1,129 | ± 3.3% |
| Ipsos/Reuters | October 23–29, 2014 | Hillary Clinton | 43% | Rand Paul | 36% | 7 | 1,129 | ± 3.3% |
| Ipsos/Reuters | October 23–29, 2014 | Hillary Clinton | 42% | Paul Ryan | 41% | 1 | 1,129 | ± 3.3% |
| Ipsos/Reuters | October 23–29, 2014 | Joe Biden | 33% | Jeb Bush | 40% | 7 | 1,129 | ± 3.3% |
| Ipsos/Reuters | October 23–29, 2014 | Joe Biden | 30% | Chris Christie | 41% | 11 | 1,129 | ± 3.3% |
| Ipsos/Reuters | October 23–29, 2014 | Joe Biden | 33% | Rand Paul | 39% | 6 | 1,129 | ± 3.3% |
| Ipsos/Reuters | October 23–29, 2014 | Joe Biden | 32% | Paul Ryan | 45% | 13 | 1,129 | ± 3.3% |
| Ipsos/Reuters | October 23–29, 2014 | Andrew Cuomo | 30% | Jeb Bush | 36% | 6 | 1,129 | ± 3.3% |
| Ipsos/Reuters | October 23–29, 2014 | Andrew Cuomo | 24% | Chris Christie | 39% | 15 | 1,129 | ± 3.3% |
| Ipsos/Reuters | October 23–29, 2014 | Andrew Cuomo | 30% | Rand Paul | 37% | 7 | 1,129 | ± 3.3% |
| Ipsos/Reuters | October 23–29, 2014 | Andrew Cuomo | 27% | Paul Ryan | 41% | 14 | 1,129 | ± 3.3% |
| Gravis Marketing | October 20–21, 2014 | Hillary Clinton | 42.6% | Jeb Bush | 43.5% | 0.9 | 964 | ± 3% |
| Gravis Marketing | October 20–21, 2014 | Hillary Clinton | 45% | Paul Ryan | 44% | 1 | 964 | ± 3% |
| Gravis Marketing | September 29–30, 2014 | Hillary Clinton | 41% | Jeb Bush | 41% | Tied | 522 | ± 4% |
| Gravis Marketing | September 29–30, 2014 | Hillary Clinton | 44% | Paul Ryan | 44% | Tied | 522 | ± 4% |
| Public Policy Polling | September 25–28, 2014 | Hillary Clinton | 43% | Jeb Bush | 43% | Tied | 1,192 | ± 2.8% |
| Public Policy Polling | September 25–28, 2014 | Hillary Clinton | 45% | Chris Christie | 41% | 4 | 1,192 | ± 2.8% |
| Public Policy Polling | September 25–28, 2014 | Hillary Clinton | 47% | Ted Cruz | 39% | 8 | 1,192 | ± 2.8% |
| Public Policy Polling | September 25–28, 2014 | Hillary Clinton | 46% | Mike Huckabee | 42% | 4 | 1,192 | ± 2.8% |
| Public Policy Polling | September 25–28, 2014 | Hillary Clinton | 47% | Rand Paul | 42% | 5 | 1,192 | ± 2.8% |
| NBC News/Marist | July 7–13, 2014 | Hillary Clinton | 46% | Jeb Bush | 42% | 4 | 753 | ± 3.6% |
| NBC News/Marist | July 7–13, 2014 | Hillary Clinton | 44% | Chris Christie | 43% | 1 | 753 | ± 3.6% |
| NBC News/Marist | July 7–13, 2014 | Hillary Clinton | 49% | Ted Cruz | 37% | 12 | 832 | ± 3.4% |
| NBC News/Marist | July 7–13, 2014 | Hillary Clinton | 45% | Rand Paul | 45% | Tied | 753 | ± 3.6% |
| NBC News/Marist | July 7–13, 2014 | Hillary Clinton | 49% | Marco Rubio | 40% | 9 | 832 | ± 3.4% |
| NBC News/Marist | July 7–13, 2014 | Hillary Clinton | 50% | Scott Walker | 37% | 13 | 832 | ± 3.4% |
| Quinnipiac University | June 12–16, 2014 | Hillary Clinton | 49% | Jeb Bush | 36% | 13 | 1,277 | ± 2.7% |
| Quinnipiac University | June 12–16, 2014 | Hillary Clinton | 44% | Chris Christie | 36% | 8 | 1,277 | ± 2.7% |
| Quinnipiac University | June 12–16, 2014 | Hillary Clinton | 46% | Mike Huckabee | 39% | 7 | 1,277 | ± 2.7% |
| Quinnipiac University | June 12–16, 2014 | Hillary Clinton | 46% | Rand Paul | 40% | 6 | 1,277 | ± 2.7% |
| Quinnipiac University | June 12–16, 2014 | Hillary Clinton | 47% | Paul Ryan | 41% | 6 | 1,277 | ± 2.7% |
| Loras College | June 4–5, 2014 | Hillary Clinton | 48.7% | Jeb Bush | 38.2% | 5 | 600 | ± 4.0% |
| Loras College | June 4–5, 2014 | Hillary Clinton | 47.5% | Chris Christie | 39% | 8.5 | 600 | ± 4.0% |
| Loras College | June 4–5, 2014 | Hillary Clinton | 49.7% | Mike Huckabee | 39.8% | 9.9 | 600 | ± 4.0% |
| Loras College | June 4–5, 2014 | Hillary Clinton | 52% | Rand Paul | 37.5% | 14.5 | 600 | ± 4.0% |
| Loras College | June 4–5, 2014 | Hillary Clinton | 50% | Paul Ryan | 38.7% | 11.3 | 600 | ± 4.0% |
| Public Policy Polling | May 15–19, 2014 | Hillary Clinton | 44% | Jeb Bush | 39% | 5 | 914 | ± 3.2% |
| Public Policy Polling | May 15–19, 2014 | Hillary Clinton | 45% | Chris Christie | 39% | 6 | 914 | ± 3.2% |
| Public Policy Polling | May 15–19, 2014 | Hillary Clinton | 47% | Ted Cruz | 40% | 7 | 914 | ± 3.2% |
| Public Policy Polling | May 15–19, 2014 | Hillary Clinton | 46% | Mike Huckabee | 42% | 4 | 914 | ± 3.2% |
| Public Policy Polling | May 15–19, 2014 | Hillary Clinton | 46% | Rand Paul | 42% | 4 | 914 | ± 3.2% |
| Quinnipiac University | March 5–10, 2014 | Hillary Clinton | 51% | Jeb Bush | 37% | 14 | 1,411 | ± 2.6% |
| Quinnipiac University | March 5–10, 2014 | Hillary Clinton | 48% | Chris Christie | 35% | 13 | 1,411 | ± 2.6% |
| Quinnipiac University | March 5–10, 2014 | Hillary Clinton | 51% | Ted Cruz | 35% | 16 | 1,411 | ± 2.6% |
| Quinnipiac University | March 5–10, 2014 | Hillary Clinton | 49% | Rand Paul | 39% | 10 | 1,411 | ± 2.6% |
| Public Policy Polling | February 20–23, 2014 | Hillary Clinton | 45% | Jeb Bush | 41% | 4 | 869 | ± 3.3% |
| Public Policy Polling | February 20–23, 2014 | Hillary Clinton | 46% | Mike Huckabee | 42% | 4 | 869 | ± 3.3% |
| Public Policy Polling | February 20–23, 2014 | Hillary Clinton | 47% | Rand Paul | 42% | 5 | 869 | ± 3.3% |
| Public Policy Polling | February 20–23, 2014 | Hillary Clinton | 45% | Chris Christie | 39% | 6 | 869 | ± 3.3% |
| Quinnipiac University | December 10–15, 2013 | Hillary Clinton | 40% | Chris Christie | 45% | 5 | 1,617 | ± 2.4% |
| Quinnipiac University | December 10–15, 2013 | Hillary Clinton | 45% | Rand Paul | 41% | 4 | 1,617 | ± 2.4% |
| Quinnipiac University | December 10–15, 2013 | Hillary Clinton | 47% | Jeb Bush | 40% | 7 | 1,617 | ± 2.4% |
| Quinnipiac University | December 10–15, 2013 | Hillary Clinton | 48% | Ted Cruz | 41% | 7 | 1,617 | ± 2.4% |
| Harper Polling | November 23–24, 2013 | Hillary Clinton | 38.12% | Chris Christie | 43.35% | 5.23 | 985 | ± 3.12% |
| Harper Polling | November 23–24, 2013 | Hillary Clinton | 46.40% | Paul Ryan | 42.57% | 3.83 | 985 | ± 3.12% |
| Harper Polling | November 23–24, 2013 | Hillary Clinton | 45.21% | Marco Rubio | 40.79% | 4.42 | 985 | ± 3.12% |
| Harper Polling | November 23–24, 2013 | Hillary Clinton | 46.82% | Rand Paul | 41.06% | 5.76 | 985 | ± 3.12% |
| Harper Polling | November 23–24, 2013 | Hillary Clinton | 47.37% | Ted Cruz | 40.45% | 6.92 | 985 | ± 3.12% |
| Quinnipiac University | July 15–17, 2013 | Hillary Clinton | 41% | Chris Christie | 41% | Tied | 1,256 | ± 2.8% |
| Quinnipiac University | July 15–17, 2013 | Hillary Clinton | 46% | Scott Walker | 39% | 7 | 1,256 | ± 2.8% |
| Quinnipiac University | July 15–17, 2013 | Joe Biden | 32% | Chris Christie | 49% | 17 | 1,256 | ± 2.8% |
| Quinnipiac University | July 15–17, 2013 | Joe Biden | 39% | Scott Walker | 42% | 3 | 1,256 | ± 2.8% |
| Public Policy Polling | July 5–7, 2013 | Hillary Clinton | 43% | Chris Christie | 36% | 7 | 668 | ± 3.8% |
| Public Policy Polling | July 5–7, 2013 | Hillary Clinton | 49% | Paul Ryan | 40% | 9 | 668 | ± 3.8% |
| Public Policy Polling | July 5–7, 2013 | Hillary Clinton | 48% | Rand Paul | 37% | 11 | 668 | ± 3.8% |
| Public Policy Polling | July 5–7, 2013 | Hillary Clinton | 47% | Marco Rubio | 35% | 12 | 668 | ± 3.8% |
| Public Policy Polling | July 5–7, 2013 | Hillary Clinton | 50% | Jeb Bush | 36% | 14 | 668 | ± 3.8% |
| Quinnipiac University | May 15–21, 2013 | Hillary Clinton | 46% | Rand Paul | 42% | 4 | 1,411 | ± 2.6% |
| Quinnipiac University | May 15–21, 2013 | Hillary Clinton | 48% | Marco Rubio | 37% | 11 | 1,411 | ± 2.6% |
| Quinnipiac University | May 15–21, 2013 | Joe Biden | 39% | Rand Paul | 44% | 5 | 1,411 | ± 2.6% |
| Quinnipiac University | May 15–21, 2013 | Joe Biden | 39% | Marco Rubio | 40% | 1 | 1,411 | ± 2.6% |
| Public Policy Polling | January 31–February 3, 2013 | Hillary Clinton | 46% | Chris Christie | 41% | 5 | 800 | ± 3.5% |
| Public Policy Polling | January 31–February 3, 2013 | Hillary Clinton | 49% | Jeb Bush | 43% | 6 | 800 | ± 3.5% |
| Public Policy Polling | January 31–February 3, 2013 | Hillary Clinton | 50% | Paul Ryan | 44% | 6 | 800 | ± 3.5% |
| Public Policy Polling | January 31–February 3, 2013 | Hillary Clinton | 49% | Marco Rubio | 41% | 8 | 800 | ± 3.5% |
| Public Policy Polling | January 31–February 3, 2013 | Joe Biden | 44% | Chris Christie | 44% | Tied | 800 | ± 3.5% |
| Public Policy Polling | January 31–February 3, 2013 | Joe Biden | 48% | Jeb Bush | 45% | 3 | 800 | ± 3.5% |
| Public Policy Polling | January 31–February 3, 2013 | Joe Biden | 49% | Paul Ryan | 45% | 4 | 800 | ± 3.5% |
| Public Policy Polling | January 31–February 3, 2013 | Joe Biden | 48% | Marco Rubio | 43% | 5 | 800 | ± 3.5% |
Three-way race
| Poll Source | Date administered | Democrat | % | Republican | % | Independent/ Third-party candidate | % | Lead margin | Sample size | Margin of error |
| Public Policy Poling | December 10–13, 2015 | Hillary Clinton | 41% | Ted Cruz | 33% | Donald Trump | 20% | 8 | 1,426 | ± 2.6% |
| Public Policy Poling | December 10–13, 2015 | Hillary Clinton | 39% | Marco Rubio | 33% | Donald Trump | 23% | 6 | 1,426 | ± 2.6% |
| Public Policy Poling | October 30 – November 1, 2015 | Hillary Clinton | 41% | Donald Trump | 40% | Jim Webb | 9% | 1 | 1,668 | ± 2.4% |
| Public Policy Polling | September 18–20, 2015 | Hillary Clinton | 38% | Jeb Bush | 26% | Donald Trump | 27% | 11 | 1,374 | |
| Public Policy Polling | August 7–9, 2015 | Hillary Clinton | 39% | Jeb Bush | 30% | Donald Trump | 21% | 9 | 1,500 | 2.5% |

## Kansas

6 electoral votes (Republican in 2008) 56%–42% (Republican in 2012) 60%–38%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Gravis Marketing | October 20–21, 2014 | Hillary Clinton | 38% | Jeb Bush | 49% | 11 | 1,124 | ± 3% |
| Gravis Marketing | October 20–21, 2014 | Hillary Clinton | 37% | Rand Paul | 50% | 13 | 1,124 | ± 3% |
| Public Policy Polling | October 9–12, 2014 | Hillary Clinton | 37% | Jeb Bush | 48% | 11 | 1,081 | ± 3% |
| Public Policy Polling | October 9–12, 2014 | Hillary Clinton | 38% | Chris Christie | 42% | 4 | 1,081 | ± 3% |
| Public Policy Polling | October 9–12, 2014 | Hillary Clinton | 41% | Ted Cruz | 44% | 3 | 1,081 | ± 3% |
| Public Policy Polling | October 9–12, 2014 | Hillary Clinton | 41% | Mike Huckabee | 47% | 6 | 1,081 | ± 3% |
| Public Policy Polling | October 9–12, 2014 | Hillary Clinton | 40% | Rand Paul | 45% | 5 | 1,081 | ± 3% |
| Gravis Marketing | September 30 – October 1, 2014 | Hillary Clinton | 38% | Jeb Bush | 49% | 11 | 850 | ± 3% |
| Gravis Marketing | September 30 – October 1, 2014 | Hillary Clinton | 38% | Rand Paul | 48% | 10 | 850 | ± 3% |
| Public Policy Polling | September 11–14, 2014 | Hillary Clinton | 40% | Jeb Bush | 46% | 6 | 1,328 | ± 2.7% |
| Public Policy Polling | September 11–14, 2014 | Hillary Clinton | 40% | Chris Christie | 42% | 2 | 1,328 | ± 2.7% |
| Public Policy Polling | September 11–14, 2014 | Hillary Clinton | 44% | Ted Cruz | 41% | 3 | 1,328 | ± 2.7% |
| Public Policy Polling | September 11–14, 2014 | Hillary Clinton | 42% | Mike Huckabee | 45% | 3 | 1,328 | ± 2.7% |
| Public Policy Polling | September 11–14, 2014 | Hillary Clinton | 41% | Rand Paul | 43% | 2 | 1,328 | ± 2.7% |
| Public Policy Polling | August 14–17, 2014 | Hillary Clinton | 39% | Jeb Bush | 45% | 6 | 903 | ± 3.3% |
| Public Policy Polling | August 14–17, 2014 | Hillary Clinton | 38% | Chris Christie | 42% | 4 | 903 | ± 3.3% |
| Public Policy Polling | August 14–17, 2014 | Hillary Clinton | 42% | Ted Cruz | 43% | 1 | 903 | ± 3.3% |
| Public Policy Polling | August 14–17, 2014 | Hillary Clinton | 41% | Mike Huckabee | 46% | 5 | 903 | ± 3.3% |
| Public Policy Polling | August 14–17, 2014 | Hillary Clinton | 41% | Rand Paul | 45% | 4 | 903 | ± 3.3% |
| Public Policy Polling | February 18–20, 2014 | Hillary Clinton | 41% | Jeb Bush | 50% | 9 | 693 | ± 3.7% |
| Public Policy Polling | February 18–20, 2014 | Hillary Clinton | 39% | Chris Christie | 46% | 7 | 693 | ± 3.7% |
| Public Policy Polling | February 18–20, 2014 | Hillary Clinton | 42% | Mike Huckabee | 49% | 7 | 693 | ± 3.7% |
| Public Policy Polling | February 18–20, 2014 | Hillary Clinton | 41% | Rand Paul | 48% | 7 | 693 | ± 3.7% |
| Public Policy Polling | February 21–24, 2013 | Hillary Clinton | 42% | Marco Rubio | 47% | 5 | 1,229 | ±2.8% |
| Public Policy Polling | February 21–24, 2013 | Hillary Clinton | 43% | Paul Ryan | 50% | 7 | 1,229 | ±2.8% |

## Kentucky

8 electoral votes (Republican in 2008) 57%–41% (Republican in 2012) 60%–38%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | June 18–21, 2015 | Hillary Clinton | 40% | Jeb Bush | 48% | 8 | 1,108 | ± 2.9% |
| Public Policy Polling | June 18–21, 2015 | Hillary Clinton | 40% | Ben Carson | 49% | 9 | 1,108 | ± 2.9% |
| Public Policy Polling | June 18–21, 2015 | Hillary Clinton | 42% | Ted Cruz | 48% | 6 | 1,108 | ± 2.9% |
| Public Policy Polling | June 18–21, 2015 | Hillary Clinton | 40% | Carly Fiorina | 45% | 5 | 1,108 | ± 2.9% |
| Public Policy Polling | June 18–21, 2015 | Hillary Clinton | 39% | Mike Huckabee | 49% | 10 | 1,108 | ± 2.9% |
| Public Policy Polling | June 18–21, 2015 | Hillary Clinton | 40% | Rand Paul | 50% | 10 | 1,108 | ± 2.9% |
| Public Policy Polling | June 18–21, 2015 | Hillary Clinton | 41% | Marco Rubio | 46% | 5 | 1,108 | ± 2.9% |
| Public Policy Polling | June 18–21, 2015 | Hillary Clinton | 45% | Donald Trump | 42% | 3 | 1,108 | ± 2.9% |
| Public Policy Polling | June 18–21, 2015 | Hillary Clinton | 41% | Scott Walker | 46% | 5 | 1,108 | ± 2.9% |
| Public Policy Polling | June 18–21, 2015 | Lincoln Chafee | 23% | Scott Walker | 41% | 18 | 1,108 | ± 2.9% |
| Public Policy Polling | June 18–21, 2015 | Martin O'Malley | 22% | Scott Walker | 40% | 18 | 1,108 | ± 2.9% |
| Public Policy Polling | June 18–21, 2015 | Bernie Sanders | 29% | Scott Walker | 42% | 13 | 1,108 | ± 2.9% |
| Public Policy Polling | June 18–21, 2015 | Jim Webb | 22% | Scott Walker | 42% | 20 | 1,108 | ± 2.9% |
| Gravis Marketing | October 11–12, 2014 | Hillary Clinton | 45% | Rand Paul | 48% | 3 | 1,020 | ± 3% |
| Gravis Marketing | October 11–12, 2014 | Elizabeth Warren | 36% | Rand Paul | 49% | 13 | 1,020 | ± 3% |
| Public Policy Polling | August 7–10, 2014 | Hillary Clinton | 43% | Jeb Bush | 48% | 5 | 991 | ± 3.1% |
| Public Policy Polling | August 7–10, 2014 | Hillary Clinton | 44% | Chris Christie | 41% | 3 | 991 | ± 3.1% |
| Public Policy Polling | August 7–10, 2014 | Hillary Clinton | 46% | Ted Cruz | 41% | 5 | 991 | ± 3.1% |
| Public Policy Polling | August 7–10, 2014 | Hillary Clinton | 44% | Mike Huckabee | 47% | 3 | 991 | ± 3.1% |
| Public Policy Polling | August 7–10, 2014 | Hillary Clinton | 43% | Rand Paul | 49% | 6 | 991 | ± 3.1% |
| Gravis Marketing | July 17–20, 2014 | Hillary Clinton | 44% | Rand Paul | 50% | 6 | 1,054 | ± 3% |
| Gravis Marketing | July 17–20, 2014 | Elizabeth Warren | 34% | Rand Paul | 52% | 18 | 1,054 | ± 3% |
| SurveyUSA | May 14–16, 2014 | Hillary Clinton | 44% | Rand Paul | 48% | 4 | 1,782 | ± 2.4% |
| Public Policy Polling | December 12–15, 2013 | Hillary Clinton | 42% | Jeb Bush | 46% | 4 | 1,509 | ± 2.5% |
| Public Policy Polling | December 12–15, 2013 | Hillary Clinton | 40% | Chris Christie | 44% | 4 | 1,509 | ± 2.5% |
| Public Policy Polling | December 12–15, 2013 | Hillary Clinton | 44% | Ted Cruz | 41% | 3 | 1,509 | ± 2.5% |
| Public Policy Polling | December 12–15, 2013 | Hillary Clinton | 43% | Rand Paul | 49% | 6 | 1,509 | ± 2.5% |
| Public Policy Polling | April 5–7, 2013 | Hillary Clinton | 45% | Rand Paul | 45% | Tied | 1,052 | ± 3% |
| Public Policy Polling | April 5–7, 2013 | Hillary Clinton | 46% | Marco Rubio | 40% | 6 | 1,052 | ± 3% |

## Louisiana

8 electoral votes (Republican in 2008) 59%–40% (Republican in 2012) 58%–41%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| WWL-TV/Clarus | September 20–23, 2015 | Hillary Clinton | 45% | Bobby Jindal | 42% | 3 | 800 | ± 3.46% |
| WWL-TV/Clarus | September 20–23, 2015 | Hillary Clinton | 38% | Jeb Bush | 56% | 18 | 800 | ± 3.46% |
| WWL-TV/Clarus | September 20–23, 2015 | Hillary Clinton | 39% | Donald Trump | 47% | 8 | 800 | ± 3.46% |
| Public Policy Polling | September 25–28, 2014 | Hillary Clinton | 41% | Jeb Bush | 49% | 8 | 1,141 | ± 2.9% |
| Public Policy Polling | September 25–28, 2014 | Hillary Clinton | 44% | Chris Christie | 42% | 2 | 1,141 | ± 2.9% |
| Public Policy Polling | September 25–28, 2014 | Hillary Clinton | 44% | Ted Cruz | 47% | 3 | 1,141 | ± 2.9% |
| Public Policy Polling | September 25–28, 2014 | Hillary Clinton | 43% | Mike Huckabee | 50% | 7 | 1,141 | ± 2.9% |
| Public Policy Polling | September 25–28, 2014 | Hillary Clinton | 46% | Bobby Jindal | 45% | 1 | 1,141 | ± 2.9% |
| Public Policy Polling | September 25–28, 2014 | Hillary Clinton | 43% | Rand Paul | 47% | 4 | 1,141 | ± 2.9% |
| Gravis Marketing | September 5–9, 2014 | Hillary Clinton | 43% | Jeb Bush | 48% | 5 | 426 | ± 5% |
| Gravis Marketing | September 5–9, 2014 | Hillary Clinton | 44% | Rand Paul | 45% | 1 | 426 | ± 5% |
| Public Policy Polling | June 26–29, 2014 | Hillary Clinton | 45% | Jeb Bush | 46% | 1 | 664 | ± 3.8% |
| Public Policy Polling | June 26–29, 2014 | Hillary Clinton | 46% | Chris Christie | 42% | 4 | 664 | ± 3.8% |
| Public Policy Polling | June 26–29, 2014 | Hillary Clinton | 46% | Ted Cruz | 45% | 1 | 664 | ± 3.8% |
| Public Policy Polling | June 26–29, 2014 | Hillary Clinton | 45% | Mike Huckabee | 46% | 1 | 664 | ± 3.8% |
| Public Policy Polling | June 26–29, 2014 | Hillary Clinton | 48% | Bobby Jindal | 44% | 4 | 664 | ± 3.8% |
| Public Policy Polling | June 26–29, 2014 | Hillary Clinton | 46% | Rand Paul | 46% | Tied | 664 | ± 3.8% |
| Magellan Strategies | March 24–26, 2014 | Hillary Clinton | 40.4% | Bobby Jindal | 45% | 4.6 | 600 | ± 4.1% |
| Public Policy Polling | February 6–9, 2014 | Hillary Clinton | 43% | Jeb Bush | 50% | 7 | 635 | ± 3.9% |
| Public Policy Polling | February 6–9, 2014 | Hillary Clinton | 43% | Chris Christie | 44% | 1 | 635 | ± 3.9% |
| Public Policy Polling | February 6–9, 2014 | Hillary Clinton | 44% | Mike Huckabee | 49% | 5 | 635 | ± 3.9% |
| Public Policy Polling | February 6–9, 2014 | Hillary Clinton | 45% | Bobby Jindal | 47% | 2 | 635 | ± 3.9% |
| Public Policy Polling | February 6–9, 2014 | Hillary Clinton | 43% | Rand Paul | 47% | 4 | 635 | ± 3.9% |
| Public Policy Polling | August 16–19, 2013 | Hillary Clinton | 44% | Jeb Bush | 44% | Tied | 721 | ± 3.7% |
| Public Policy Polling | August 16–19, 2013 | Hillary Clinton | 42% | Chris Christie | 41% | 1 | 721 | ± 3.7% |
| Public Policy Polling | August 16–19, 2013 | Hillary Clinton | 47% | Bobby Jindal | 40% | 7 | 721 | ± 3.7% |
| Public Policy Polling | August 16–19, 2013 | Hillary Clinton | 44% | Rand Paul | 45% | 1 | 721 | ± 3.7% |
| Public Policy Polling | August 16–19, 2013 | Hillary Clinton | 44% | Paul Ryan | 46% | 2 | 721 | ± 3.7% |
| Harper Polling | August 14–15, 2013 | Hillary Clinton | 44% | Bobby Jindal | 42% | 2 | 596 | ± 4.01% |
| Public Policy Polling | February 8–12, 2013 | Hillary Clinton | 48% | Bobby Jindal | 45% | 3 | 603 | ± 4% |
| Public Policy Polling | February 8–12, 2013 | Hillary Clinton | 46% | Marco Rubio | 43% | 3 | 603 | ± 4% |
| Public Policy Polling | February 8–12, 2013 | Hillary Clinton | 46% | Paul Ryan | 46% | Tied | 603 | ± 4% |

## Maine

4 electoral votes (Democratic in 2008) 58%–40% (Democratic in 2012) 56%–41%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | November 8–11, 2013 | Hillary Clinton | 55% | Jeb Bush | 32% | 23 | 964 | ±3.2% |
| Public Policy Polling | November 8–11, 2013 | Hillary Clinton | 47% | Chris Christie | 39% | 8 | 964 | ±3.2% |
| Public Policy Polling | November 8–11, 2013 | Hillary Clinton | 57% | Ted Cruz | 30% | 27 | 964 | ±3.2% |
| Public Policy Polling | November 8–11, 2013 | Hillary Clinton | 57% | Rand Paul | 32% | 25 | 964 | ±3.2% |

## Maryland

10 electoral votes (Democratic in 2008) 62%–36% (Democratic in 2012) 62%–36%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Gravis Marketing | October 6–9, 2014 | Hillary Clinton | 52% | Jeb Bush | 35% | 17 | 784 | ± 3.5% |
| Gravis Marketing | October 6–9, 2014 | Hillary Clinton | 51% | Rand Paul | 34% | 17 | 784 | ± 3.5% |
| Gravis Marketing | October 6–9, 2014 | Hillary Clinton | 51% | Paul Ryan | 36% | 15 | 784 | ± 3.5% |

## Massachusetts

11 electoral votes (Democratic in 2008) 62%–36% (Democratic in 2012) 61%–38%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Western New England University | October 1–8, 2015 | Hillary Clinton | 64% | Donald Trump | 27% | 37 | 425 | ± 5% |
| Western New England University | October 1–8, 2015 | Hillary Clinton | 58% | Jeb Bush | 31% | 27 | 425 | ± 5% |
| Western New England University | October 1–8, 2015 | Hillary Clinton | 61% | Carly Fiorina | 29% | 32 | 425 | ± 5% |
| Western New England University | October 1–8, 2015 | Bernie Sanders | 63% | Donald Trump | 28% | 35 | 425 | ± 5% |
| Western New England University | October 1–8, 2015 | Bernie Sanders | 57% | Jeb Bush | 30% | 27 | 425 | ± 5% |
| Western New England University | October 1–8, 2015 | Hillary Clinton | 59% | Carly Fiorina | 29% | 30 | 425 | ± 5% |
| Emerson College | March 14–19, 2015 | Hillary Clinton | 59% | Jeb Bush | 38% | 21 | 797 | ± 3.4% |
| Emerson College | March 14–19, 2015 | Hillary Clinton | 60% | Rand Paul | 36% | 24 | 797 | ± 3.4% |
| Emerson College | March 14–19, 2015 | Hillary Clinton | 58% | Scott Walker | 38% | 20 | 797 | ± 3.4% |

## Michigan

16 electoral votes (Democratic in 2008) 57%–41% (Democratic in 2012) 54%–45%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| FOX 2 Detroit/Mitchell Research | September 27, 2015 | Hillary Clinton | 40% | Marco Rubio | 43% | 3% | 1,483 | ± 2.5% |
| FOX 2 Detroit/Mitchell Research | September 27, 2015 | Hillary Clinton | 42% | Donald Trump | 42% | Tied | 1,483 | ± 2.5% |
| FOX 2 Detroit/Mitchell Research | September 27, 2015 | Hillary Clinton | 42% | Jeb Bush | 37% | 5 | 1,483 | ± 2.5% |
| FOX 2 Detroit/Mitchell Research | August 10, 2015 | Hillary Clinton | 39% | Donald Trump | 40% | 1% | 1,310 | ± 2.7% |
| FOX 2 Detroit/Mitchell Research | August 10, 2015 | Hillary Clinton | 40% | Jeb Bush | 41% | 1% | 1,310 | ± 2.7% |
| FOX 2 Detroit/Mitchell Research | August 10, 2015 | Hillary Clinton | 36% | Marco Rubio | 45% | 9% | 1,310 | ± 2.7% |
| Public Policy Polling | June 25–28, 2015 | Hillary Clinton | 47% | Jeb Bush | 38% | 9 | 1,072 | ± 3.0% |
| Public Policy Polling | June 25–28, 2015 | Hillary Clinton | 49% | Ben Carson | 41% | 8 | 1,072 | ± 3.0% |
| Public Policy Polling | June 25–28, 2015 | Hillary Clinton | 44% | Chris Christie | 38% | 6 | 1,072 | ± 3.0% |
| Public Policy Polling | June 25–28, 2015 | Hillary Clinton | 49% | Ted Cruz | 39% | 10 | 1,072 | ± 3.0% |
| Public Policy Polling | June 25–28, 2015 | Hillary Clinton | 46% | Carly Fiorina | 38% | 8 | 1,072 | ± 3.0% |
| Public Policy Polling | June 25–28, 2015 | Hillary Clinton | 47% | Mike Huckabee | 42% | 5 | 1,072 | ± 3.0% |
| Public Policy Polling | June 25–28, 2015 | Hillary Clinton | 45% | Rand Paul | 42% | 3 | 1,072 | ± 3.0% |
| Public Policy Polling | June 25–28, 2015 | Hillary Clinton | 46% | Marco Rubio | 40% | 6 | 1,072 | ± 3.0% |
| Public Policy Polling | June 25–28, 2015 | Hillary Clinton | 49% | Donald Trump | 39% | 10 | 1,072 | ± 3.0% |
| Public Policy Polling | June 25–28, 2015 | Hillary Clinton | 46% | Scott Walker | 42% | 4 | 1,072 | ± 3.0% |
| Public Policy Polling | June 25–28, 2015 | Lincoln Chafee | 31% | Scott Walker | 36% | 5 | 1,072 | ± 3.0% |
| Public Policy Polling | June 25–28, 2015 | Martin O'Malley | 32% | Scott Walker | 37% | 5 | 1,072 | ± 3.0% |
| Public Policy Polling | June 25–28, 2015 | Bernie Sanders | 35% | Scott Walker | 39% | 4 | 1,072 | ± 3.0% |
| Public Policy Polling | June 25–28, 2015 | Jim Webb | 31% | Scott Walker | 38% | 7 | 1,072 | ± 3.0% |
| Public Policy Polling | September 4–7, 2014 | Hillary Clinton | 49% | Jeb Bush | 38% | 11 | 687 | ± 3.7% |
| Public Policy Polling | September 4–7, 2014 | Hillary Clinton | 48% | Chris Christie | 36% | 12 | 687 | ± 3.7% |
| Public Policy Polling | September 4–7, 2014 | Hillary Clinton | 51% | Ted Cruz | 37% | 14 | 687 | ± 3.7% |
| Public Policy Polling | September 4–7, 2014 | Hillary Clinton | 50% | Mike Huckabee | 38% | 12 | 687 | ± 3.7% |
| Public Policy Polling | September 4–7, 2014 | Hillary Clinton | 49% | Rand Paul | 39% | 10 | 687 | ± 3.7% |
| Public Policy Polling | June 26–29, 2014 | Hillary Clinton | 47% | Jeb Bush | 37% | 10 | 578 | ± 4.1% |
| Public Policy Polling | June 26–29, 2014 | Hillary Clinton | 48% | Chris Christie | 35% | 13 | 578 | ± 4.1% |
| Public Policy Polling | June 26–29, 2014 | Hillary Clinton | 50% | Ted Cruz | 34% | 16 | 578 | ± 4.1% |
| Public Policy Polling | June 26–29, 2014 | Hillary Clinton | 48% | Mike Huckabee | 36% | 12 | 578 | ± 4.1% |
| Public Policy Polling | June 26–29, 2014 | Hillary Clinton | 47% | Rand Paul | 37% | 10 | 578 | ± 4.1% |
| Public Policy Polling | April 3–6, 2014 | Hillary Clinton | 49% | Jeb Bush | 38% | 11 | 825 | ± 3.4% |
| Public Policy Polling | April 3–6, 2014 | Hillary Clinton | 46% | Chris Christie | 37% | 9 | 825 | ± 3.4% |
| Public Policy Polling | April 3–6, 2014 | Hillary Clinton | 50% | Mike Huckabee | 38% | 12 | 825 | ± 3.4% |
| Public Policy Polling | April 3–6, 2014 | Hillary Clinton | 48% | Rand Paul | 39% | 9 | 825 | ± 3.4% |
| Marketing Resource Group | March 24–28, 2014 | Hillary Clinton | 44% | Chris Christie | 38% | 6 | 600 | ± 4.1% |
| EPIC-MRA | February 5–11, 2014 | Hillary Clinton | 43% | Chris Christie | 39% | 4 | 600 | ± 4% |
| Harper Polling | January 7–8, 2014 | Hillary Clinton | 40% | Chris Christie | 38% | 2 | 1,004 | ± 3% |
| Harper Polling | January 7–8, 2014 | Hillary Clinton | 46% | Ted Cruz | 36% | 10 | 1,004 | ± 3% |
| Harper Polling | January 7–8, 2014 | Hillary Clinton | 45% | Rand Paul | 40% | 5 | 1,004 | ± 3% |
| Harper Polling | January 7–8, 2014 | Hillary Clinton | 44% | Paul Ryan | 41% | 3 | 1,004 | ± 3% |
| Public Policy Polling | December 5–8, 2013 | Hillary Clinton | 46% | Jeb Bush | 42% | 4 | 1,034 | ± 3% |
| Public Policy Polling | December 5–8, 2013 | Hillary Clinton | 43% | Chris Christie | 40% | 3 | 1,034 | ± 3% |
| Public Policy Polling | December 5–8, 2013 | Hillary Clinton | 49% | Ted Cruz | 38% | 11 | 1,034 | ± 3% |
| Public Policy Polling | December 5–8, 2013 | Hillary Clinton | 48% | Rand Paul | 39% | 9 | 1,034 | ± 3% |
| Public Policy Polling | May 30 – June 2, 2013 | Hillary Clinton | 51% | Jeb Bush | 37% | 14 | 697 | ± 3.7% |
| Public Policy Polling | May 30 – June 2, 2013 | Hillary Clinton | 44% | Chris Christie | 38% | 6 | 697 | ± 3.7% |
| Public Policy Polling | May 30 – June 2, 2013 | Hillary Clinton | 55% | Rand Paul | 35% | 20 | 697 | ± 3.7% |
| Public Policy Polling | May 30 – June 2, 2013 | Hillary Clinton | 53% | Marco Rubio | 36% | 17 | 697 | ± 3.7% |
| Public Policy Polling | March 2–4, 2013 | Hillary Clinton | 51% | Marco Rubio | 37% | 14 | 702 | ± 3.7% |
| Public Policy Polling | March 2–4, 2013 | Hillary Clinton | 52% | Paul Ryan | 41% | 11 | 702 | ± 3.7% |

## Minnesota

10 electoral votes (Democratic in 2008) 54%–44% (Democratic in 2012) 53%–45%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| SurveyUSA/KSTP-TV Minneapolis | October 29 – November 2, 2015 | Hillary Clinton | 42% | Donald Trump | 45% | 3 | 516 | ± 4.4% |
| SurveyUSA/KSTP-TV Minneapolis | October 29 – November 2, 2015 | Hillary Clinton | 41% | Ben Carson | 50% | 9 | 516 | ± 4.4% |
| SurveyUSA/KSTP-TV Minneapolis | October 29 – November 2, 2015 | Hillary Clinton | 41% | Marco Rubio | 47% | 6 | 516 | ± 4.4% |
| SurveyUSA/KSTP-TV Minneapolis | October 29 – November 2, 2015 | Hillary Clinton | 43% | Jeb Bush | 44% | 1 | 516 | ± 4.4% |
| SurveyUSA/KSTP-TV Minneapolis | October 29 – November 2, 2015 | Hillary Clinton | 46% | Ted Cruz | 41% | 5 | 516 | ± 4.4% |
| SurveyUSA/KSTP-TV Minneapolis | October 29 – November 2, 2015 | Hillary Clinton | 41% | Carly Fiorina | 45% | 4 | 516 | ± 4.4% |
| Public Policy Polling | July 30 – August 2, 2015 | Hillary Clinton | 44% | Jeb Bush | 42% | 2 | 1015 | ± 3.1% |
| Public Policy Polling | July 30 – August 2, 2015 | Hillary Clinton | 44% | Ben Carson | 39% | 5 | 1015 | ± 3.1% |
| Public Policy Polling | July 30 – August 2, 2015 | Hillary Clinton | 43% | Chris Christie | 38% | 5 | 1015 | ± 3.1% |
| Public Policy Polling | July 30 – August 2, 2015 | Hillary Clinton | 44% | Ted Cruz | 39% | 5 | 1015 | ± 3.1% |
| Public Policy Polling | July 30 – August 2, 2015 | Hillary Clinton | 44% | Carly Fiorina | 33% | 11 | 1015 | ± 3.1% |
| Public Policy Polling | July 30 – August 2, 2015 | Hillary Clinton | 44% | Mike Huckabee | 42% | 2 | 1015 | ± 3.1% |
| Public Policy Polling | July 30 – August 2, 2015 | Hillary Clinton | 43% | Rand Paul | 42% | 1 | 1015 | ± 3.1% |
| Public Policy Polling | July 30 – August 2, 2015 | Hillary Clinton | 42% | Marco Rubio | 40% | 2 | 1015 | ± 3.1% |
| Public Policy Polling | July 30 – August 2, 2015 | Hillary Clinton | 44% | Donald Trump | 39% | 5 | 1015 | ± 3.1% |
| Public Policy Polling | July 30 – August 2, 2015 | Hillary Clinton | 46% | Scott Walker | 42% | 4 | 1015 | ± 3.1% |
| Public Policy Polling | July 30 – August 2, 2015 | Bernie Sanders | 40% | Jeb Bush | 41% | 1 | 1015 | ± 3.1% |
| Public Policy Polling | July 30 – August 2, 2015 | Bernie Sanders | 39% | Marco Rubio | 37% | 2 | 1015 | ± 3.1% |
| Public Policy Polling | July 30 – August 2, 2015 | Bernie Sanders | 45% | Donald Trump | 37% | 8 | 1015 | ± 3.1% |
| Public Policy Polling | July 30 – August 2, 2015 | Bernie Sanders | 41% | Scott Walker | 40% | 1 | 1015 | ± 3.1% |
| Public Policy Polling | June 12–15, 2014 | Hillary Clinton | 52% | Michele Bachmann | 35% | 17 | 633 | ± 3.9% |
| Public Policy Polling | June 12–15, 2014 | Hillary Clinton | 49% | Jeb Bush | 39% | 10 | 633 | ± 3.9% |
| Public Policy Polling | June 12–15, 2014 | Hillary Clinton | 47% | Chris Christie | 37% | 10 | 633 | ± 3.9% |
| Public Policy Polling | June 12–15, 2014 | Hillary Clinton | 51% | Ted Cruz | 35% | 16 | 633 | ± 3.9% |
| Public Policy Polling | June 12–15, 2014 | Hillary Clinton | 50% | Mike Huckabee | 40% | 10 | 633 | ± 3.9% |
| Public Policy Polling | June 12–15, 2014 | Hillary Clinton | 49% | Rand Paul | 38% | 11 | 633 | ± 3.9% |
| Public Policy Polling | June 12–15, 2014 | Hillary Clinton | 48% | Tim Pawlenty | 42% | 6 | 633 | ± 3.9% |
| Public Policy Polling | January 18–20, 2013 | Hillary Clinton | 44% | Chris Christie | 38% | 6 | 1,065 | ± 3% |
| Public Policy Polling | January 18–20, 2013 | Amy Klobuchar | 42% | Chris Christie | 39% | 3 | 1,065 | ± 3% |
| Public Policy Polling | January 18–20, 2013 | Hillary Clinton | 50% | Marco Rubio | 37% | 13 | 1,065 | ± 3% |
| Public Policy Polling | January 18–20, 2013 | Amy Klobuchar | 48% | Marco Rubio | 36% | 12 | 1,065 | ± 3% |
Three-way race
| Poll source | Date administered | Democrat | % | Republican | % | Independent/ Third-party candidate | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | July 30 – August 2, 2015 | Hillary Clinton | 41% | Jeb Bush | 26% | Donald Trump | 25% | 15 | 1015 | 3.1% |

## Mississippi

6 electoral votes (Republican in 2008) 56%–43% (Republican in 2012) 55%–44%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | July 10–13, 2014 | Hillary Clinton | 42% | Jeb Bush | 47% | 5 | 691 | ± 3.7% |
| Public Policy Polling | July 10–13, 2014 | Hillary Clinton | 42% | Chris Christie | 45% | 3 | 691 | ± 3.7% |
| Public Policy Polling | July 10–13, 2014 | Hillary Clinton | 44% | Ted Cruz | 44% | Tied | 691 | ± 3.7% |
| Public Policy Polling | July 10–13, 2014 | Hillary Clinton | 42% | Mike Huckabee | 49% | 7 | 691 | ± 3.7% |
| Public Policy Polling | July 10–13, 2014 | Hillary Clinton | 43% | Rand Paul | 45% | 2 | 691 | ± 3.7% |
| Public Policy Polling | November 15–17, 2013 | Hillary Clinton | 42% | Jeb Bush | 50% | 8 | 502 | ± 4.4% |
| Public Policy Polling | November 15–17, 2013 | Hillary Clinton | 40% | Chris Christie | 49% | 9 | 502 | ± 4.4% |
| Public Policy Polling | November 15–17, 2013 | Hillary Clinton | 45% | Ted Cruz | 47% | 2 | 502 | ± 4.4% |
| Public Policy Polling | November 15–17, 2013 | Hillary Clinton | 44% | Rand Paul | 46% | 2 | 502 | ± 4.4% |

## Missouri

10 electoral votes (Republican in 2008) 49.4%–49.2% (Republican in 2012) 53%–44%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | August 7–9, 2015 | Hillary Clinton | 40% | Jeb Bush | 47% | 7 | 859 | 3.3 |
| Public Policy Polling | August 7–9, 2015 | Hillary Clinton | 38% | Ben Carson | 52% | 14 | 859 | 3.3 |
| Public Policy Polling | August 7–9, 2015 | Hillary Clinton | 37% | Chris Christie | 46% | 9 | 859 | 3.3 |
| Public Policy Polling | August 7–9, 2015 | Hillary Clinton | 38% | Ted Cruz | 50% | 12 | 859 | 3.3 |
| Public Policy Polling | August 7–9, 2015 | Hillary Clinton | 37% | Carly Fiorina | 47% | 10 | 859 | 3.3 |
| Public Policy Polling | August 7–9, 2015 | Hillary Clinton | 38% | Mike Huckabee | 51% | 13 | 859 | 3.3 |
| Public Policy Polling | August 7–9, 2015 | Hillary Clinton | 36% | John Kasich | 49% | 13 | 859 | 3.3 |
| Public Policy Polling | August 7–9, 2015 | Hillary Clinton | 37% | Rand Paul | 49% | 12 | 859 | 3.3 |
| Public Policy Polling | August 7–9, 2015 | Hillary Clinton | 36% | Marco Rubio | 51% | 15 | 859 | 3.3 |
| Public Policy Polling | August 7–9, 2015 | Hillary Clinton | 39% | Donald Trump | 48% | 9 | 859 | 3.3 |
| Public Policy Polling | August 7–9, 2015 | Hillary Clinton | 37% | Scott Walker | 50% | 13 | 859 | 3.3 |
| Public Policy Polling | August 7–9, 2015 | Bernie Sanders | 34% | Jeb Bush | 47% | 13 | 859 | 3.3 |
| Public Policy Polling | August 7–9, 2015 | Bernie Sanders | 33% | Marco Rubio | 48% | 15 | 859 | 3.3 |
| Public Policy Polling | August 7–9, 2015 | Bernie Sanders | 39% | Donald Trump | 48% | 9 | 859 | 3.3 |
Three-way race
| Poll source | Date administered | Democrat | % | Republican | % | Independent/ Third-party candidate | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | August 7–9, 2015 | Hillary Clinton | 34% | Jeb Bush | 29% | Donald Trump | 30% | 4 | 859 | 3.3 |

## Montana

3 electoral votes (Republican in 2008) 49%–47% (Republican in 2012) 55%–42%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Montana State University Billings | November 16–23, 2015 | Hillary Clinton | 30% | Donald Trump | 51.4% | 21.4 | 435 | ± 4.8% |
| Montana State University Billings | November 16–23, 2015 | Hillary Clinton | 28.8% | Ben Carson | 60.5% | 31.7 | 435 | ± 4.8% |
| Montana State University Billings | November 16–23, 2015 | Hillary Clinton | 28.8% | Marco Rubio | 57.2% | 28.4 | 435 | ± 4.8% |
| Montana State University Billings | November 16–23, 2015 | Hillary Clinton | 30.6% | Ted Cruz | 55.9% | 25.3 | 435 | ± 4.8% |
| Montana State University Billings | November 16–23, 2015 | Bernie Sanders | 40.1% | Donald Trump | 46.2% | 6.1 | 435 | ± 4.8% |
| Montana State University Billings | November 16–23, 2015 | Bernie Sanders | 30.8% | Ben Carson | 53.7% | 22.9 | 435 | ± 4.8% |
| Montana State University Billings | November 16–23, 2015 | Bernie Sanders | 33.3% | Marco Rubio | 47.9% | 14.6 | 435 | ± 4.8% |
| Montana State University Billings | November 16–23, 2015 | Bernie Sanders | 35.8% | Ted Cruz | 46% | 10.2 | 435 | ± 4.8% |
| Gravis Marketing | February 24–25, 2015 | Hillary Clinton | 35.4% | Jeb Bush | 48.5% | 13.1 | 1,035 | ± 3% |
| Gravis Marketing | February 24–25, 2015 | Hillary Clinton | 33.3% | Chris Christie | 49.5% | 16.2 | 1,035 | ± 3% |
| Gravis Marketing | February 24–25, 2015 | Hillary Clinton | 33% | Mike Huckabee | 50% | 17 | 1,035 | ± 3% |
| Gravis Marketing | February 24–25, 2015 | Hillary Clinton | 38% | Rand Paul | 48% | 10 | 1,035 | ± 3% |
| Gravis Marketing | February 24–25, 2015 | Hillary Clinton | 37% | Scott Walker | 49% | 12 | 1,035 | ± 3% |
| Gravis Marketing | November 24–25, 2014 | Hillary Clinton | 38% | Jeb Bush | 50% | 12 | 836 | ± 3% |
| Gravis Marketing | November 24–25, 2014 | Hillary Clinton | 39% | Ted Cruz | 52% | 13 | 836 | ± 3% |
| Gravis Marketing | November 24–25, 2014 | Hillary Clinton | 37% | Nikki Haley | 45% | 8 | 836 | ± 3% |
| Gravis Marketing | November 24–25, 2014 | Hillary Clinton | 37% | Rand Paul | 55% | 18 | 836 | ± 3% |
| Gravis Marketing | November 24–25, 2014 | Hillary Clinton | 38% | Paul Ryan | 54% | 16 | 836 | ± 3% |
| Gravis Marketing | October 23–24, 2014 | Hillary Clinton | 38% | Jeb Bush | 43% | 5 | 604 | ± 4% |
| Gravis Marketing | October 23–24, 2014 | Hillary Clinton | 39% | Rand Paul | 48% | 9 | 604 | ± 4% |
| Gravis Marketing | October 23–24, 2014 | Hillary Clinton | 39% | Paul Ryan | 46% | 7 | 604 | ± 4% |
| Gravis Marketing | September 29–30, 2014 | Hillary Clinton | 36% | Jeb Bush | 45% | 9 | 535 | ± 4% |
| Gravis Marketing | September 29–30, 2014 | Hillary Clinton | 38% | Rand Paul | 46% | 8 | 535 | ± 4% |
| Gravis Marketing | September 29–30, 2014 | Hillary Clinton | 37% | Paul Ryan | 51% | 14 | 535 | ± 4% |
| Gravis Marketing | July 20–22, 2014 | Hillary Clinton | 39% | Jeb Bush | 49% | 10 | 741 | ± 4% |
| Public Policy Polling | November 15–17, 2013 | Hillary Clinton | 38% | Jeb Bush | 49% | 11 | 952 | ± 3.2% |
| Public Policy Polling | November 15–17, 2013 | Hillary Clinton | 34% | Chris Christie | 51% | 17 | 952 | ± 3.2% |
| Public Policy Polling | November 15–17, 2013 | Hillary Clinton | 39% | Ted Cruz | 50% | 11 | 952 | ± 3.2% |
| Public Policy Polling | November 15–17, 2013 | Hillary Clinton | 39% | Rand Paul | 52% | 13 | 952 | ± 3.2% |
| Public Policy Polling | November 15–17, 2013 | Brian Schweitzer | 41% | Jeb Bush | 46% | 5 | 952 | ± 3.2% |
| Public Policy Polling | November 15–17, 2013 | Brian Schweitzer | 39% | Chris Christie | 47% | 8 | 952 | ± 3.2% |
| Public Policy Polling | November 15–17, 2013 | Brian Schweitzer | 43% | Ted Cruz | 46% | 3 | 952 | ± 3.2% |
| Public Policy Polling | November 15–17, 2013 | Brian Schweitzer | 42% | Rand Paul | 50% | 8 | 952 | ± 3.2% |
| Public Policy Polling | June 21–23, 2013 | Hillary Clinton | 45% | Jeb Bush | 45% | Tied | 807 | ± 3.4% |
| Public Policy Polling | June 21–23, 2013 | Hillary Clinton | 40% | Chris Christie | 45% | 5 | 807 | ± 3.4% |
| Public Policy Polling | June 21–23, 2013 | Brian Schweitzer | 48% | Jeb Bush | 41% | 7 | 807 | ± 3.4% |
| Public Policy Polling | June 21–23, 2013 | Brian Schweitzer | 42% | Chris Christie | 41% | 1 | 807 | ± 3.4% |
| Public Policy Polling | February 15–17, 2013 | Hillary Clinton | 42% | Marco Rubio | 50% | 8 | 1,011 | ± 3.1% |
| Public Policy Polling | February 15–17, 2013 | Hillary Clinton | 44% | Paul Ryan | 51% | 7 | 1,011 | ± 3.1% |
| Public Policy Polling | February 15–17, 2013 | Brian Schweitzer | 46% | Marco Rubio | 46% | Tied | 1,011 | ± 3.1% |
| Public Policy Polling | February 15–17, 2013 | Brian Schweitzer | 45% | Paul Ryan | 49% | 4 | 1,011 | ± 3.1% |

## Nevada

6 electoral votes (Democratic in 2008) 55%–43% (Democratic in 2012) 52%–46%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Morning Consult | November 10–16, 2015 | Hillary Clinton | 41% | Donald Trump | 44% | 3 | 628 RV | ± 4% |
| Morning Consult | November 10–16, 2015 | Hillary Clinton | 44% | Jeb Bush | 38% | 6 | 628 RV | ± 4% |
| Morning Consult | November 10–16, 2015 | Hillary Clinton | 44% | Ben Carson | 41% | 3 | 628 RV | ± 4% |
| Morning Consult | November 10–16, 2015 | Hillary Clinton | 42% | Marco Rubio | 42% | Tie | 628 RV | ± 4% |
| Public Policy Polling | July 13–14, 2015 | Hillary Clinton | 48% | Marco Rubio | 43% | 5 | 677 | ± 3.8% |
| Public Policy Polling | July 13–14, 2015 | Hillary Clinton | 48% | Donald Trump | 42% | 6 | 677 | ± 3.8% |
| Public Policy Polling | July 13–14, 2015 | Hillary Clinton | 48% | Scott Walker | 41% | 7 | 677 | ± 3.8% |
| Public Policy Polling | July 13–14, 2015 | Hillary Clinton | 49% | Jeb Bush | 37% | 12 | 677 | ± 3.8% |
| Gravis Marketing | March 27, 2015 | Hillary Clinton | 48% | Jeb Bush | 38% | 10 | 850 | ± 3% |
| Gravis Marketing | March 27, 2015 | Hillary Clinton | 48% | Chris Christie | 38% | 10 | 850 | ± 3% |
| Gravis Marketing | March 27, 2015 | Hillary Clinton | 50% | Rand Paul | 42% | 8 | 850 | ± 3% |
| Gravis Marketing | March 27, 2015 | Hillary Clinton | 49% | Scott Walker | 41% | 8 | 850 | ± 3% |
| Gravis Marketing | February 21–22, 2015 | Hillary Clinton | 50% | Jeb Bush | 37% | 13 | 955 | ± 3% |
| Gravis Marketing | February 21–22, 2015 | Hillary Clinton | 47% | Chris Christie | 38% | 9 | 955 | ± 3% |
| Gravis Marketing | February 21–22, 2015 | Hillary Clinton | 49% | Rand Paul | 42% | 7 | 955 | ± 3% |
| Gravis Marketing | February 21–22, 2015 | Hillary Clinton | 43% | Brian Sandoval | 46% | 3 | 955 | ± 3% |
| Gravis Marketing | February 21–22, 2015 | Hillary Clinton | 49% | Scott Walker | 43% | 6 | 955 | ± 3% |
| Harper Polling | July 26–29, 2014 | Hillary Clinton | 46% | Jeb Bush | 41% | 5 | 602 | ± 3.99% |
| Harper Polling | July 26–29, 2014 | Hillary Clinton | 48% | Susana Martínez | 35% | 13 | 602 | ± 3.99% |
| Harper Polling | July 26–29, 2014 | Hillary Clinton | 47% | Rand Paul | 44% | 3 | 602 | ± 3.99% |

## New Hampshire

4 electoral votes (Democratic in 2008) 54%–45% (Democratic in 2012) 52%–46%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | November 30 – December 2, 2015 | Hillary Clinton | 43% | Jeb Bush | 41% | 2 | 990 | ± 3.1% |
| Public Policy Polling | November 30 – December 2, 2015 | Hillary Clinton | 45% | Ben Carson | 43% | 2 | 990 | ± 3.1% |
| Public Policy Polling | November 30 – December 2, 2015 | Hillary Clinton | 47% | Ted Cruz | 39% | 8 | 990 | ± 3.1% |
| Public Policy Polling | November 30 – December 2, 2015 | Hillary Clinton | 45% | Carly Fiorina | 44% | 1 | 990 | ± 3.1% |
| Public Policy Polling | November 30 – December 2, 2015 | Hillary Clinton | 44% | Marco Rubio | 43% | 1 | 990 | ± 3.1% |
| Public Policy Polling | November 30 – December 2, 2015 | Hillary Clinton | 47% | Donald Trump | 41% | 6 | 990 | ± 3.1% |
| Public Policy Polling | November 30 – December 2, 2015 | Bernie Sanders | 47% | Jeb Bush | 38% | 9 | 990 | ± 3.1% |
| Public Policy Polling | November 30 – December 2, 2015 | Bernie Sanders | 46% | Ben Carson | 41% | 5 | 990 | ± 3.1% |
| Public Policy Polling | November 30 – December 2, 2015 | Bernie Sanders | 48% | Ted Cruz | 38% | 10 | 990 | ± 3.1% |
| Public Policy Polling | November 30 – December 2, 2015 | Bernie Sanders | 48% | Carly Fiorina | 40% | 8 | 990 | ± 3.1% |
| Public Policy Polling | November 30 – December 2, 2015 | Bernie Sanders | 45% | Marco Rubio | 41% | 4 | 990 | ± 3.1% |
| Public Policy Polling | November 30 – December 2, 2015 | Bernie Sanders | 49% | Donald Trump | 40% | 9 | 990 | ± 3.1% |
| Fox News | November 15–17, 2015 | Hillary Clinton | 47% | Donald Trump | 40% | 7 | 804 | ± 3.5% |
| Fox News | November 15–17, 2015 | Hillary Clinton | 44% | Ted Cruz | 41% | 3 | 804 | ± 3.5% |
| Fox News | November 15–17, 2015 | Hillary Clinton | 44% | Chris Christie | 43% | 1 | 804 | ± 3.5% |
| Fox News | November 15–17, 2015 | Hillary Clinton | 43% | Carly Fiorina | 43% | Tied | 804 | ± 3.5% |
| Fox News | November 15–17, 2015 | Hillary Clinton | 43% | Ben Carson | 45% | 2 | 804 | ± 3.5% |
| Fox News | November 15–17, 2015 | Hillary Clinton | 42% | Jeb Bush | 45% | 3 | 804 | ± 3.5% |
| Fox News | November 15–17, 2015 | Hillary Clinton | 40% | John Kasich | 43% | 3 | 804 | ± 3.5% |
| Fox News | November 15–17, 2015 | Hillary Clinton | 40% | Marco Rubio | 47% | 7 | 804 | ± 3.5% |
| Public Policy Polling | October 16–18, 2015 | Hillary Clinton | 45% | Jeb Bush | 41% | 4 | 880 | ± 3.3% |
| Public Policy Polling | October 16–18, 2015 | Hillary Clinton | 48% | Ben Carson | 42% | 6 | 880 | ± 3.3% |
| Public Policy Polling | October 16–18, 2015 | Hillary Clinton | 45% | Chris Christie | 44% | 1 | 880 | ± 3.3% |
| Public Policy Polling | October 16–18, 2015 | Hillary Clinton | 50% | Ted Cruz | 38% | 13 | 880 | ± 3.3% |
| Public Policy Polling | October 16–18, 2015 | Hillary Clinton | 46% | Carly Fiorina | 42% | 4 | 880 | ± 3.3% |
| Public Policy Polling | October 16–18, 2015 | Hillary Clinton | 51% | Mike Huckabee | 35% | 16 | 880 | ± 3.3% |
| Public Policy Polling | October 16–18, 2015 | Hillary Clinton | 44% | John Kasich | 44% | Tied | 880 | ± 3.3% |
| Public Policy Polling | October 16–18, 2015 | Hillary Clinton | 48% | Marco Rubio | 42% | 6 | 880 | ± 3.3% |
| Public Policy Polling | October 16–18, 2015 | Hillary Clinton | 47% | Donald Trump | 41% | 6 | 880 | ± 3.3% |
| Public Policy Polling | October 16–18, 2015 | Joe Biden | 48% | Ben Carson | 39% | 9 | 880 | ± 3.3% |
| Public Policy Polling | October 16–18, 2015 | Joe Biden | 47% | Marco Rubio | 40% | 7 | 880 | ± 3.3% |
| Public Policy Polling | October 16–18, 2015 | Joe Biden | 51% | Donald Trump | 40% | 11 | 880 | ± 3.3% |
| Public Policy Polling | October 16–18, 2015 | Bernie Sanders | 47% | Ben Carson | 39% | 8 | 880 | ± 3.3% |
| Public Policy Polling | October 16–18, 2015 | Bernie Sanders | 45% | Marco Rubio | 41% | 4 | 880 | ± 3.3% |
| Public Policy Polling | October 16–18, 2015 | Bernie Sanders | 49% | Donald Trump | 40% | 9 | 880 | ± 3.3% |
| NBC News/Wall Street Journal | September 23–30, 2015 | Hillary Clinton | 42% | Jeb Bush | 49% | 7 | 1,044 | ± 3.0% |
| NBC News/Wall Street Journal | September 23–30, 2015 | Hillary Clinton | 48% | Donald Trump | 45% | 3 | 1,044 | ± 3.0% |
| NBC News/Wall Street Journal | September 23–30, 2015 | Hillary Clinton | 42% | Carly Fiorina | 50% | 8 | 1,044 | ± 3.0% |
| NBC News/Wall Street Journal | September 23–30, 2015 | Bernie Sanders | 46% | Jeb Bush | 46% | Tied | 1,044 | ± 3.0% |
| NBC News/Wall Street Journal | September 23–30, 2015 | Bernie Sanders | 52% | Donald Trump | 42% | 10 | 1,044 | ± 3.0% |
| NBC News/Wall Street Journal | September 23–30, 2015 | Bernie Sanders | 47% | Carly Fiorina | 45% | 2 | 1,044 | ± 3.0% |
| CNN/WMUR | September 17–23, 2015 | Hillary Clinton | 50% | Donald Trump | 42% | 8 | 820 | ± 3.6% |
| CNN/WMUR | September 17–23, 2015 | Bernie Sanders | 57% | Donald Trump | 37% | 20 | 820 | ± 3.6% |
| CNN/WMUR | September 17–23, 2015 | Joe Biden | 56% | Donald Trump | 37% | 19 | 820 | ± 3.6% |
| NBC News/Marist | August 26 – September 2, 2015 | Hillary Clinton | 43% | Jeb Bush | 48% | 5 | 966 | ± 3.2% |
| NBC News/Marist | August 26 – September 2, 2015 | Hillary Clinton | 46% | Donald Trump | 45% | 1 | 966 | ± 3.2% |
| NBC News/Marist | August 26 – September 2, 2015 | Joe Biden | 45% | Jeb Bush | 46% | 1 | 966 | ± 3.2% |
| NBC News/Marist | August 26 – September 2, 2015 | Joe Biden | 50% | Donald Trump | 41% | 9 | 966 | ± 3.2% |
| Public Policy Polling | August 21–24, 2015 | Hillary Clinton | 46% | Jeb Bush | 39% | 7 | 841 | ± 3.4% |
| Public Policy Polling | August 21–24, 2015 | Bernie Sanders | 46% | Jeb Bush | 38% | 8 | 841 | ± 3.4% |
| Public Policy Polling | August 21–24, 2015 | Hillary Clinton | 48% | Ben Carson | 40% | 8 | 841 | ± 3.4% |
| Public Policy Polling | August 21–24, 2015 | Hillary Clinton | 46% | Chris Christie | 38% | 8 | 841 | ± 3.4% |
| Public Policy Polling | August 21–24, 2015 | Hillary Clinton | 49% | Ted Cruz | 38% | 11 | 841 | ± 3.4% |
| Public Policy Polling | August 21–24, 2015 | Hillary Clinton | 45% | Carly Fiorina | 42% | 3 | 841 | ± 3.4% |
| Public Policy Polling | August 21–24, 2015 | Hillary Clinton | 49% | Mike Huckabee | 36% | 13 | 841 | ± 3.4% |
| Public Policy Polling | August 21–24, 2015 | Hillary Clinton | 41% | John Kasich | 43% | 2 | 841 | ± 3.4% |
| Public Policy Polling | August 21–24, 2015 | Hillary Clinton | 47% | Rand Paul | 37% | 10 | 841 | ± 3.4% |
| Public Policy Polling | August 21–24, 2015 | Hillary Clinton | 47% | Marco Rubio | 39% | 8 | 841 | ± 3.4% |
| Public Policy Polling | August 21–24, 2015 | Bernie Sanders | 48% | Marco Rubio | 35% | 13 | 841 | ± 3.4% |
| Public Policy Polling | August 21–24, 2015 | Hillary Clinton | 46% | Donald Trump | 44% | 2 | 841 | ± 3.4% |
| Public Policy Polling | August 21–24, 2015 | Bernie Sanders | 50% | Donald Trump | 41% | 9 | 841 | ± 3.4% |
| Public Policy Polling | August 21–24, 2015 | Hillary Clinton | 47% | Scott Walker | 39% | 8 | 841 | ± 3.4% |
| Public Policy Polling | August 21–24, 2015 | Bernie Sanders | 47% | Scott Walker | 39% | 8 | 841 | ± 3.4% |
| University of New Hampshire/WMUR | July 22–30, 2015 | Hillary Clinton | 45% | Jeb Bush | 46% | 1 | 722 | ± 3.8% |
| University of New Hampshire/WMUR | July 22–30, 2015 | Hillary Clinton | 43% | Rand Paul | 45% | 2 | 722 | ± 3.8% |
| University of New Hampshire/WMUR | July 22–30, 2015 | Hillary Clinton | 43% | Scott Walker | 45% | 2 | 722 | ± 3.8% |
| University of New Hampshire/WMUR | July 22–30, 2015 | Hillary Clinton | 44% | Marco Rubio | 43% | 1 | 722 | ± 3.8% |
| University of New Hampshire/WMUR | July 22–30, 2015 | Hillary Clinton | 50% | Donald Trump | 40% | 10 | 722 | ± 3.8% |
| Purple Insights | May 2–6, 2015 | Hillary Clinton | 44% | Jeb Bush | 42% | 2 | 952 | ± 4.4% |
| Purple Insights | May 2–6, 2015 | Hillary Clinton | 46% | Rand Paul | 43% | 3 | 952 | ± 4.4% |
| Purple Insights | May 2–6, 2015 | Hillary Clinton | 44% | Marco Rubio | 42% | 2 | 952 | ± 4.4% |
| Purple Insights | May 2–6, 2015 | Hillary Clinton | 46% | Scott Walker | 40% | 6 | 952 | ± 4.4% |
| University of New Hampshire/WMUR | April 24 – May 1, 2015 | Hillary Clinton | 41% | Jeb Bush | 47% | 6 | 627 | ± 3.9% |
| University of New Hampshire/WMUR | April 24 – May 1, 2015 | Hillary Clinton | 46% | Ted Cruz | 45% | 1 | 627 | ± 3.9% |
| University of New Hampshire/WMUR | April 24 – May 1, 2015 | Hillary Clinton | 43% | Rand Paul | 47% | 4 | 627 | ± 3.9% |
| University of New Hampshire/WMUR | April 24 – May 1, 2015 | Hillary Clinton | 42% | Marco Rubio | 47% | 5 | 627 | ± 3.9% |
| University of New Hampshire/WMUR | April 24 – May 1, 2015 | Hillary Clinton | 44% | Scott Walker | 44% | Tied | 627 | ± 3.9% |
| Dartmouth College | April 27–30, 2015 | Hillary Clinton | 34.1% | Jeb Bush | 36.9% | 2.8 | 355 | ± 5.2% |
| Dartmouth College | April 27–30, 2015 | Hillary Clinton | 36.5% | Chris Christie | 34.4% | 2.1 | 355 | ± 5.2% |
| Dartmouth College | April 27–30, 2015 | Hillary Clinton | 36.9% | Ted Cruz | 28.7% | 8.2 | 355 | ± 5.2% |
| Dartmouth College | April 27–30, 2015 | Hillary Clinton | 38.1% | Mike Huckabee | 31.1% | 7 | 355 | ± 5.2% |
| Dartmouth College | April 27–30, 2015 | Hillary Clinton | 36.1% | Rand Paul | 33.3% | 2.8 | 355 | ± 5.2% |
| Dartmouth College | April 27–30, 2015 | Hillary Clinton | 34.5% | Marco Rubio | 34.4% | 0.1 | 355 | ± 5.2% |
| Dartmouth College | April 27–30, 2015 | Hillary Clinton | 34.8% | Scott Walker | 38.7% | 3.9 | 355 | ± 5.2% |
| Gravis Marketing | April 21–22, 2015 | Hillary Clinton | 42% | Jeb Bush | 42% | Tied | 1,117 | ± 3% |
| Gravis Marketing | April 21–22, 2015 | Hillary Clinton | 43% | Chris Christie | 41% | 2 | 1,117 | ± 3% |
| Gravis Marketing | April 21–22, 2015 | Hillary Clinton | 47% | Ted Cruz | 44% | 3 | 1,117 | ± 3% |
| Gravis Marketing | April 21–22, 2015 | Hillary Clinton | 44% | Rand Paul | 45% | 1 | 1,117 | ± 3% |
| Gravis Marketing | April 21–22, 2015 | Hillary Clinton | 45% | Marco Rubio | 44% | 1 | 1,117 | ± 3% |
| Gravis Marketing | April 21–22, 2015 | Hillary Clinton | 44% | Scott Walker | 47% | 3 | 1,117 | ± 3% |
| Public Policy Polling | April 9–13, 2015 | Hillary Clinton | 49% | Jeb Bush | 36% | 13 | 747 | ± 3.6% |
| Public Policy Polling | April 9–13, 2015 | Hillary Clinton | 51% | Ben Carson | 38% | 13 | 747 | ± 3.6% |
| Public Policy Polling | April 9–13, 2015 | Hillary Clinton | 51% | Chris Christie | 36% | 15 | 747 | ± 3.6% |
| Public Policy Polling | April 9–13, 2015 | Hillary Clinton | 52% | Ted Cruz | 37% | 15 | 747 | ± 3.6% |
| Public Policy Polling | April 9–13, 2015 | Hillary Clinton | 51% | Mike Huckabee | 38% | 13 | 747 | ± 3.6% |
| Public Policy Polling | April 9–13, 2015 | Hillary Clinton | 49% | Rand Paul | 40% | 9 | 747 | ± 3.6% |
| Public Policy Polling | April 9–13, 2015 | Hillary Clinton | 51% | Rick Perry | 38% | 13 | 747 | ± 3.6% |
| Public Policy Polling | April 9–13, 2015 | Hillary Clinton | 50% | Marco Rubio | 38% | 12 | 747 | ± 3.6% |
| Public Policy Polling | April 9–13, 2015 | Hillary Clinton | 49% | Scott Walker | 40% | 9 | 747 | ± 3.6% |
| Public Policy Polling | April 9–13, 2015 | Joe Biden | 44% | Scott Walker | 40% | 4 | 747 | ± 3.6% |
| Public Policy Polling | April 9–13, 2015 | Elizabeth Warren | 45% | Scott Walker | 40% | 5 | 747 | ± 3.6% |
| Gravis Marketing | March 18–19, 2015 | Hillary Clinton | 43% | Jeb Bush | 40% | 3 | ? | ± ? |
| Gravis Marketing | March 18–19, 2015 | Hillary Clinton | 45% | Rand Paul | 42% | 3 | ? | ± ? |
| Gravis Marketing | March 18–19, 2015 | Hillary Clinton | 46% | Scott Walker | 43% | 3 | ? | ± ? |
| NBC News/Marist | February 3–10, 2015 | Hillary Clinton | 48% | Jeb Bush | 42% | 6 | 887 | ± 3.3% |
| NBC News/Marist | February 3–10, 2015 | Hillary Clinton | 49% | Scott Walker | 42% | 7 | 887 | ± 3.3% |
| Purple Insights | January 31 – February 5, 2015 | Hillary Clinton | 50% | Jeb Bush | 36% | 14 | 503 | ± 4.4% |
| Purple Insights | January 31 – February 5, 2015 | Hillary Clinton | 48% | Rand Paul | 41% | 7 | 503 | ± 4.4% |
| Purple Insights | January 31 – February 5, 2015 | Hillary Clinton | 50% | Scott Walker | 37% | 13 | 503 | ± 4.4% |
| University of New Hampshire/WMUR | January 22 – February 3, 2015 | Hillary Clinton | 51% | Jeb Bush | 39% | 12 | 776 | ± 3.5% |
| University of New Hampshire/WMUR | January 22 – February 3, 2015 | Hillary Clinton | 50% | Rand Paul | 40% | 10 | 776 | ± 3.5% |
| Purple Insights | November 12–18, 2014 | Hillary Clinton | 47% | Jeb Bush | 39% | 8 | 500 | ± 4.4% |
| Purple Insights | November 12–18, 2014 | Hillary Clinton | 48% | Rand Paul | 41% | 7 | 500 | ± 4.4% |
| Purple Insights | November 12–18, 2014 | Hillary Clinton | 46% | Mitt Romney | 45% | 1 | 500 | ± 4.4% |
| NBC News/Marist | July 7–13, 2014 | Hillary Clinton | 47% | Jeb Bush | 42% | 5 | 1,342 | ± 2.7% |
| NBC News/Marist | July 7–13, 2014 | Hillary Clinton | 47% | Chris Christie | 42% | 5 | 1,342 | ± 2.7% |
| NBC News/Marist | July 7–13, 2014 | Hillary Clinton | 51% | Ted Cruz | 38% | 13 | 1,342 | ± 2.7% |
| NBC News/Marist | July 7–13, 2014 | Hillary Clinton | 46% | Rand Paul | 43% | 3 | 1,342 | ± 2.7% |
| NBC News/Marist | July 7–13, 2014 | Hillary Clinton | 47% | Marco Rubio | 42% | 5 | 1,342 | ± 2.7% |
| NBC News/Marist | July 7–13, 2014 | Hillary Clinton | 48% | Scott Walker | 39% | 9 | 1,342 | ± 2.7% |
| Dartmouth College | April 21–25, 2014 | Hillary Clinton | 42.1% | Jeb Bush | 32.2% | 9.9 | 412 | ± 4.8% |
| Dartmouth College | April 21–25, 2014 | Hillary Clinton | 36.5% | Chris Christie | 34.4% | 2.1 | 412 | ± 4.8% |
| Dartmouth College | April 21–25, 2014 | Hillary Clinton | 38.3% | Mike Huckabee | 36.2% | 2.1 | 412 | ± 4.8% |
| Dartmouth College | April 21–25, 2014 | Hillary Clinton | 35.8% | Rand Paul | 38.4% | 2.6 | 412 | ± 4.8% |
| Purple Strategies | January 21–23, 2014 | Hillary Clinton | 46% | Jeb Bush | 42% | 4 | 1,052 | ± 3% |
| Purple Strategies | January 21–23, 2014 | Hillary Clinton | 46% | Chris Christie | 44% | 2 | 1,052 | ± 3% |
| Purple Strategies | January 21–23, 2014 | Elizabeth Warren | 35% | Jeb Bush | 46% | 11 | 1,052 | ± 3% |
| Purple Strategies | January 21–23, 2014 | Elizabeth Warren | 33% | Chris Christie | 45% | 12 | 1,052 | ± 3% |
| Public Policy Polling | January 9–12, 2014 | Hillary Clinton | 49% | Jeb Bush | 38% | 11 | 1,354 | ± 2.7% |
| Public Policy Polling | January 9–12, 2014 | Hillary Clinton | 43% | Chris Christie | 39% | 4 | 1,354 | ± 2.7% |
| Public Policy Polling | January 9–12, 2014 | Hillary Clinton | 51% | Ted Cruz | 32% | 19 | 1,354 | ± 2.7% |
| Public Policy Polling | January 9–12, 2014 | Hillary Clinton | 50% | Rand Paul | 37% | 13 | 1,354 | ± 2.7% |
| Public Policy Polling | September 13–16, 2013 | Hillary Clinton | 50% | Kelly Ayotte | 42% | 8 | 1,038 | ± 3% |
| Public Policy Polling | September 13–16, 2013 | Hillary Clinton | 49% | Jeb Bush | 40% | 9 | 1,038 | ± 3% |
| Public Policy Polling | September 13–16, 2013 | Hillary Clinton | 43% | Chris Christie | 39% | 4 | 1,038 | ± 3% |
| Public Policy Polling | September 13–16, 2013 | Hillary Clinton | 50% | Ted Cruz | 38% | 12 | 1,038 | ± 3% |
| Public Policy Polling | September 13–16, 2013 | Hillary Clinton | 51% | Rand Paul | 41% | 10 | 1,038 | ± 3% |
| Public Policy Polling | September 13–16, 2013 | Hillary Clinton | 50% | Paul Ryan | 41% | 9 | 1,038 | ± 3% |
| Dartmouth College | April 22–25, 2013 | Hillary Clinton | 37.1% | Chris Christie | 32.3% | 4.8 | 433 | ± 4.7% |
| Dartmouth College | April 22–25, 2013 | Hillary Clinton | 44.3% | Marco Rubio | 33.2% | 11.1 | 433 | ± 4.7% |
| Public Policy Polling | April 19–21, 2013 | Hillary Clinton | 52% | Rand Paul | 41% | 11 | 933 | ± 3.2% |
| Public Policy Polling | April 19–21, 2013 | Hillary Clinton | 52% | Marco Rubio | 38% | 14 | 933 | ± 3.2% |
Three-way race
| Poll source | Date administered | Democrat | % | Republican | % | Independent/ Third-party candidate | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | August 21–24, 2015 | Hillary Clinton | 43% | Jeb Bush | 22% | Donald Trump | 28% | 15 | 957 | 3.2% |

## New Jersey

14 electoral votes (Democratic in 2008) 57%–42% (Democratic in 2012) 58%–41%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Quinnipiac University | April 9–14, 2015 | Hillary Clinton | 53% | Jeb Bush | 33% | 20 | 1,428 | ± 2.6% |
| Quinnipiac University | April 9–14, 2015 | Hillary Clinton | 51% | Chris Christie | 36% | 15 | 1,428 | ± 2.6% |
| Quinnipiac University | April 9–14, 2015 | Hillary Clinton | 58% | Ted Cruz | 30% | 28 | 1,428 | ± 2.6% |
| Quinnipiac University | April 9–14, 2015 | Hillary Clinton | 56% | Mike Huckabee | 30% | 26 | 1,428 | ± 2.6% |
| Quinnipiac University | April 9–14, 2015 | Hillary Clinton | 54% | Rand Paul | 34% | 20 | 1,428 | ± 2.6% |
| Quinnipiac University | April 9–14, 2015 | Hillary Clinton | 54% | Marco Rubio | 34% | 20 | 1,428 | ± 2.6% |
| Quinnipiac University | April 9–14, 2015 | Hillary Clinton | 54% | Scott Walker | 32% | 22 | 1,428 | ± 2.6% |
| Rutgers-Eagleton | February 3–10, 2015 | Hillary Clinton | 58% | Jeb Bush | 32% | 26 | 694 | ± 4.2% |
| Rutgers-Eagleton | February 3–10, 2015 | Hillary Clinton | 58% | Chris Christie | 35% | 23 | 694 | ± 4.2% |
| Rutgers-Eagleton | February 3–10, 2015 | Hillary Clinton | 60% | Scott Walker | 29% | 31 | 694 | ± 4.2% |
| Quinnipiac University | January 15–19, 2015 | Hillary Clinton | 53% | Jeb Bush | 37% | 16 | 1,211 | ± 2.8% |
| Quinnipiac University | January 15–19, 2015 | Hillary Clinton | 52% | Chris Christie | 39% | 13 | 1,211 | ± 2.8% |
| Quinnipiac University | January 15–19, 2015 | Hillary Clinton | 56% | Mike Huckabee | 33% | 23 | 1,211 | ± 2.8% |
| Quinnipiac University | January 15–19, 2015 | Hillary Clinton | 54% | Rand Paul | 35% | 19 | 1,211 | ± 2.8% |
| Quinnipiac University | January 15–19, 2015 | Hillary Clinton | 53% | Mitt Romney | 38% | 15 | 1,211 | ± 2.8% |
| Rutgers-Eagleton | December 3–10, 2014 | Hillary Clinton | 49% | Chris Christie | 39% | 10 | 646 | ± 3.9% |
| Quinnipiac University | December 3–8, 2014 | Hillary Clinton | 53% | Jeb Bush | 31% | 22 | 1,340 | ± 2.7% |
| Quinnipiac University | December 3–8, 2014 | Hillary Clinton | 50% | Chris Christie | 39% | 11 | 1,340 | ± 2.7% |
| Quinnipiac University | December 3–8, 2014 | Hillary Clinton | 55% | Rand Paul | 31% | 24 | 1,340 | ± 2.7% |
| Quinnipiac University | December 3–8, 2014 | Hillary Clinton | 52% | Mitt Romney | 35% | 17 | 1,340 | ± 2.7% |
| Quinnipiac University | September 25–29, 2014 | Hillary Clinton | 53% | Jeb Bush | 32% | 21 | 1,475 | ± 2.6% |
| Quinnipiac University | September 25–29, 2014 | Hillary Clinton | 50% | Chris Christie | 40% | 10 | 1,475 | ± 2.6% |
| Quinnipiac University | September 25–29, 2014 | Hillary Clinton | 55% | Rand Paul | 31% | 24 | 1,475 | ± 2.6% |
| Fairleigh Dickinson University | September 1–7, 2014 | Hillary Clinton | 51% | Jeb Bush | 32% | 19 | 721 | ± 3.7% |
| Fairleigh Dickinson University | September 1–7, 2014 | Hillary Clinton | 45% | Chris Christie | 42% | 3 | 721 | ± 3.7% |
| Fairleigh Dickinson University | September 1–7, 2014 | Hillary Clinton | 48% | Rand Paul | 33% | 15 | 721 | ± 3.7% |
| Rutgers-Eagleton | July 28 – August 5, 2014 | Hillary Clinton | 51% | Chris Christie | 40% | 11 | 750 | ± 4% |
| Quinnipiac University | July 31 – August 4, 2014 | Hillary Clinton | 54% | Jeb Bush | 34% | 20 | 1,148 | ± 2.9% |
| Quinnipiac University | July 31 – August 4, 2014 | Hillary Clinton | 50% | Chris Christie | 42% | 8 | 1,148 | ± 2.9% |
| Quinnipiac University | July 31 – August 4, 2014 | Hillary Clinton | 57% | Mike Huckabee | 34% | 23 | 1,148 | ± 2.9% |
| Quinnipiac University | July 31 – August 4, 2014 | Hillary Clinton | 55% | Rand Paul | 35% | 20 | 1,148 | ± 2.9% |
| Roanoke/Rutgers-Eagleton/Siena College | February 22–28, 2014 | Hillary Clinton | 51% | Chris Christie | 41% | 10 | 842 | ± 3.6% |
| Roanoke/Rutgers-Eagleton/Siena College | February 22–28, 2014 | Hillary Clinton | 58% | Rand Paul | 29% | 29 | 842 | ± 3.6% |
| Roanoke/Rutgers-Eagleton/Siena College | February 22–28, 2014 | Hillary Clinton | 58% | Paul Ryan | 33% | 25 | 842 | ± 3.6% |
| Rutgers-Eagleton | January 22, 2014 | Hillary Clinton | 55% | Chris Christie | 34% | 21 | ? | ± ? |
| Monmouth University | December 4–8, 2013 | Hillary Clinton | 43% | Chris Christie | 46% | 3 | 698/802 | ± 3.5% |
| Monmouth University | December 4–8, 2013 | Andrew Cuomo | 33% | Chris Christie | 52% | 19 | 698/802 | ± 3.5% |
| Quinnipiac University | September 23–29, 2013 | Hillary Clinton | 49% | Chris Christie | 36% | 13 | 1,497 | ± 2.5% |
| Quinnipiac University | September 23–29, 2013 | Hillary Clinton | 53% | Rand Paul | 36% | 17 | 1,497 | ± 2.5% |
| Quinnipiac University | September 23–29, 2013 | Hillary Clinton | 54% | Ted Cruz | 31% | 23 | 1,497 | ± 2.5% |
| Pulse Opinion Research | September 19, 2013 | Hillary Clinton | 48% | Chris Christie | 43% | 5 | 1,000 | ± ? |
| NBC News/Marist | April 28 – May 2, 2013 | Hillary Clinton | 52% | Chris Christie | 41% | 11 | 1,095 | ± 3% |
| NBC News/Marist | April 28 – May 2, 2013 | Joe Biden | 40% | Chris Christie | 51% | 11 | 1,095 | ± 3% |
| Quinnipiac University | February 13–17, 2013 | Hillary Clinton | 49% | Chris Christie | 45% | 4 | 1,149 | ± 2.9% |
| Quinnipiac University | February 13–17, 2013 | Andrew Cuomo | 36% | Chris Christie | 54% | 18 | 1,149 | ± 2.9% |
| Public Policy Polling | November 26–28, 2012 | Hillary Clinton | 52% | Chris Christie | 40% | 12 | 600 | ± 4% |
| Public Policy Polling | November 26–28, 2012 | Joe Biden | 41% | Chris Christie | 47% | 6 | 600 | ± 4% |
| Public Policy Polling | November 26–28, 2012 | Andrew Cuomo | 35% | Chris Christie | 50% | 15 | 600 | ± 4% |

## New Mexico

5 electoral votes (Democratic in 2008) 57%–42% (Democratic in 2012) 53%–43%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Gravis Marketing | September 27 – October 1, 2014 | Hillary Clinton | 50% | Jeb Bush | 36% | 14 | 727 | ± 4% |
| Gravis Marketing | September 27 – October 1, 2014 | Hillary Clinton | 49% | Rand Paul | 36% | 13 | 727 | ± 4% |
| Public Policy Polling | March 20–23, 2014 | Hillary Clinton | 53% | Jeb Bush | 37% | 16 | 674 | ± 3.8% |
| Public Policy Polling | March 20–23, 2014 | Hillary Clinton | 53% | Chris Christie | 35% | 18 | 674 | ± 3.8% |
| Public Policy Polling | March 20–23, 2014 | Hillary Clinton | 54% | Ted Cruz | 37% | 17 | 674 | ± 3.8% |
| Public Policy Polling | March 20–23, 2014 | Hillary Clinton | 55% | Mike Huckabee | 34% | 21 | 674 | ± 3.8% |
| Public Policy Polling | March 20–23, 2014 | Hillary Clinton | 53% | Susana Martinez | 39% | 14 | 674 | ± 3.8% |
| Public Policy Polling | March 20–23, 2014 | Hillary Clinton | 51% | Rand Paul | 36% | 15 | 674 | ± 3.8% |

## New York

29 electoral votes (Democratic in 2008) 63%–36% (Democratic in 2012) 63%–35%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Siena College | September 14–17, 2015 | Hillary Clinton | 53% | Jeb Bush | 36% | 17 | 817 | ± 4% |
| Siena College | September 14–17, 2015 | Hillary Clinton | 52% | Ben Carson | 40% | 12 | 817 | ± 4% |
| Siena College | September 14–17, 2015 | Hillary Clinton | 55% | Donald Trump | 36% | 19 | 817 | ± 4% |
| Siena College | September 14–17, 2015 | Joe Biden | 59% | Jeb Bush | 30% | 29 | 817 | ± 4% |
| Siena College | September 14–17, 2015 | Joe Biden | 55% | Ben Carson | 35% | 20 | 817 | ± 4% |
| Siena College | September 14–17, 2015 | Joe Biden | 60% | Donald Trump | 33% | 27 | 817 | ± 4% |
| Siena College | September 14–17, 2015 | Bernie Sanders | 52% | Jeb Bush | 33% | 19 | 817 | ± 4% |
| Siena College | September 14–17, 2015 | Bernie Sanders | 46% | Ben Carson | 39% | 7 | 817 | ± 4% |
| Siena College | September 14–17, 2015 | Bernie Sanders | 52% | Donald Trump | 38% | 14 | 817 | ± 4% |
| Siena College | March 11–16, 2015 | Hillary Clinton | 55% | Jeb Bush | 32% | 23 | 785 | ± 4% |
| Siena College | March 11–16, 2015 | Hillary Clinton | 54% | Chris Christie | 34% | 20 | 785 | ± 4% |
| Siena College | March 11–16, 2015 | Hillary Clinton | 59% | Ted Cruz | 26% | 33 | 785 | ± 4% |
| Siena College | March 11–16, 2015 | Hillary Clinton | 58% | Rand Paul | 29% | 29 | 785 | ± 4% |
| Siena College | March 11–16, 2015 | Hillary Clinton | 59% | Marco Rubio | 30% | 29 | 785 | ± 4% |
| Quinnipiac University | March 11–16, 2015 | Hillary Clinton | 58% | Jeb Bush | 30% | 28 | 1,228 | ± 2.8% |
| Quinnipiac University | March 11–16, 2015 | Hillary Clinton | 54% | Chris Christie | 34% | 20 | 1,228 | ± 2.8% |
| Quinnipiac University | March 11–16, 2015 | Hillary Clinton | 60% | Ted Cruz | 27% | 33 | 1,228 | ± 2.8% |
| Quinnipiac University | March 11–16, 2015 | Hillary Clinton | 58% | Mike Huckabee | 29% | 29 | 1,228 | ± 2.8% |
| Quinnipiac University | March 11–16, 2015 | Hillary Clinton | 55% | George Pataki | 34% | 21 | 1,228 | ± 2.8% |
| Quinnipiac University | March 11–16, 2015 | Hillary Clinton | 59% | Rand Paul | 31% | 28 | 1,228 | ± 2.8% |
| Quinnipiac University | March 11–16, 2015 | Hillary Clinton | 58% | Marco Rubio | 31% | 27 | 1,228 | ± 2.8% |
| Quinnipiac University | March 11–16, 2015 | Hillary Clinton | 58% | Scott Walker | 31% | 27 | 1,228 | ± 2.8% |
| Quinnipiac University | August 14–17, 2014 | Hillary Clinton | 60% | Jeb Bush | 29% | 31 | 1,034 | ± 3.1% |
| Quinnipiac University | August 14–17, 2014 | Hillary Clinton | 54% | Chris Christie | 34% | 20 | 1,034 | ± 3.1% |
| Quinnipiac University | August 14–17, 2014 | Hillary Clinton | 61% | Rand Paul | 30% | 31 | 1,034 | ± 3.1% |
| Quinnipiac University | August 14–17, 2014 | Andrew Cuomo | 53% | Jeb Bush | 30% | 23 | 1,034 | ± 3.1% |
| Quinnipiac University | August 14–17, 2014 | Andrew Cuomo | 47% | Chris Christie | 37% | 10 | 1,034 | ± 3.1% |
| Quinnipiac University | August 14–17, 2014 | Andrew Cuomo | 55% | Rand Paul | 31% | 24 | 1,034 | ± 3.1% |
| Roanoke/Rutgers-Eagleton/Siena College | February 22–28, 2014 | Hillary Clinton | 64% | Chris Christie | 28% | 36 | 814 | ± 3.4% |
| Roanoke/Rutgers-Eagleton/Siena College | February 22–28, 2014 | Hillary Clinton | 67% | Rand Paul | 24% | 43 | 814 | ± 3.4% |
| Roanoke/Rutgers-Eagleton/Siena College | February 22–28, 2014 | Hillary Clinton | 64% | Paul Ryan | 27% | 37 | 814 | ± 3.4% |
| Quinnipiac University | February 6–10, 2014 | Hillary Clinton | 58% | Chris Christie | 31% | 27 | 1,488 | ± 2.5% |
| Quinnipiac University | February 6–10, 2014 | Andrew Cuomo | 50% | Chris Christie | 34% | 16 | 1,488 | ± 2.5% |
| Siena College | January 12–16, 2014 | Hillary Clinton | 60% | Chris Christie | 32% | 28 | 808 | ± 3.4% |
| Siena College | January 12–16, 2014 | Andrew Cuomo | 55% | Chris Christie | 35% | 20 | 808 | ± 3.4% |
| Marist | November 18–20, 2013 | Hillary Clinton | 57% | Chris Christie | 39% | 18 | 675 | ± 3.8% |
| Marist | November 18–20, 2013 | Andrew Cuomo | 51% | Chris Christie | 44% | 7 | 675 | ± 3.8% |
| Siena College | November 8–11, 2013 | Hillary Clinton | 56% | Chris Christie | 40% | 16 | 806 | ± 3.5% |
| Siena College | November 8–11, 2013 | Andrew Cuomo | 42% | Chris Christie | 47% | 5 | 806 | ± 3.5% |
| Quinnipiac University | March 11–17, 2013 | Hillary Clinton | 59% | Chris Christie | 32% | 27 | 1,165 | ± 2.9% |
| Quinnipiac University | March 11–17, 2013 | Andrew Cuomo | 46% | Chris Christie | 38% | 8 | 1,165 | ± 2.9% |

## North Carolina

15 electoral votes (Democratic in 2008) 50%–49% (Republican in 2012) 50%–48%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | December 5–7, 2015 | Hillary Clinton | 43% | Jeb Bush | 43% | Tied | 1,214 | 2.8% |
| Public Policy Polling | December 5–7, 2015 | Hillary Clinton | 41% | Ben Carson | 47% | 6 | 1,214 | 2.8% |
| Public Policy Polling | December 5–7, 2015 | Hillary Clinton | 43% | Ted Cruz | 47% | 4 | 1,214 | 2.8% |
| Public Policy Polling | December 5–7, 2015 | Hillary Clinton | 42% | Carly Fiorina | 44% | 2 | 1,214 | 2.8% |
| Public Policy Polling | December 5–7, 2015 | Hillary Clinton | 42% | Marco Rubio | 46% | 4 | 1,214 | 2.8% |
| Public Policy Polling | December 5–7, 2015 | Hillary Clinton | 43% | Donald Trump | 47% | 4 | 1,214 | 2.8% |
| Public Policy Polling | December 5–7, 2015 | Bernie Sanders | 39% | Jeb Bush | 42% | 3 | 1,214 | 2.8% |
| Public Policy Polling | December 5–7, 2015 | Bernie Sanders | 37% | Ben Carson | 46% | 9 | 1,214 | 2.8% |
| Public Policy Polling | December 5–7, 2015 | Bernie Sanders | 42% | Ted Cruz | 44% | 2 | 1,214 | 2.8% |
| Public Policy Polling | December 5–7, 2015 | Bernie Sanders | 40% | Carly Fiorina | 40% | Tied | 1,214 | 2.8% |
| Public Policy Polling | December 5–7, 2015 | Bernie Sanders | 39% | Marco Rubio | 44% | 5 | 1,214 | 2.8% |
| Public Policy Polling | December 5–7, 2015 | Bernie Sanders | 44% | Donald Trump | 46% | 2 | 1,214 | 2.8% |
| Public Policy Polling | October 23–25, 2015 | Hillary Clinton | 46% | Jeb Bush | 43% | 3 | 893 | 3.3% |
| Public Policy Polling | October 23–25, 2015 | Hillary Clinton | 43% | Ben Carson | 49% | 6 | 893 | 3.3% |
| Public Policy Polling | October 23–25, 2015 | Hillary Clinton | 45% | Ted Cruz | 46% | 1 | 893 | 3.3% |
| Public Policy Polling | October 23–25, 2015 | Hillary Clinton | 43% | Carly Fiorina | 45% | 2 | 893 | 3.3% |
| Public Policy Polling | October 23–25, 2015 | Hillary Clinton | 44% | Mike Huckabee | 48% | 4 | 893 | 3.3% |
| Public Policy Polling | October 23–25, 2015 | Hillary Clinton | 46% | John Kasich | 43% | 2 | 893 | 3.3% |
| Public Policy Polling | October 23–25, 2015 | Hillary Clinton | 42% | Marco Rubio | 48% | 6 | 893 | 3.3% |
| Public Policy Polling | October 23–25, 2015 | Hillary Clinton | 42% | Donald Trump | 48% | 6 | 893 | 3.3% |
| Public Policy Polling | October 23–25, 2015 | Bernie Sanders | 40% | Jeb Bush | 46% | 6 | 893 | 3.3% |
| Public Policy Polling | October 23–25, 2015 | Bernie Sanders | 37% | Ben Carson | 48% | 11 | 893 | 3.3% |
| Public Policy Polling | October 23–25, 2015 | Bernie Sanders | 41% | Ted Cruz | 45% | 4 | 893 | 3.3% |
| Public Policy Polling | October 23–25, 2015 | Bernie Sanders | 41% | Donald Trump | 48% | 7 | 893 | 3.3% |
| Public Policy Polling | September 24–27, 2015 | Hillary Clinton | 41% | Jeb Bush | 46% | 5 | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Hillary Clinton | 41% | Ben Carson | 51% | 10 | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Hillary Clinton | 43% | Ted Cruz | 46% | 3 | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Hillary Clinton | 41% | Carly Fiorina | 48% | 7 | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Hillary Clinton | 41% | Mike Huckabee | 48% | 7 | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Hillary Clinton | 40% | John Kasich | 44% | 4 | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Hillary Clinton | 40% | Marco Rubio | 50% | 10 | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Hillary Clinton | 42% | Donald Trump | 47% | 5 | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Joe Biden | 47% | Jeb Bush | 42% | 5 | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Joe Biden | 44% | Ben Carson | 47% | 3 | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Joe Biden | 44% | Carly Fiorina | 45% | 1 | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Joe Biden | 45% | Donald Trump | 45% | Tied | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Bernie Sanders | 39% | Jeb Bush | 45% | 6 | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Bernie Sanders | 35% | Ben Carson | 48% | 13 | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Bernie Sanders | 37% | Carly Fiorina | 46% | 9 | 1,268 | 2.8% |
| Public Policy Polling | September 24–27, 2015 | Bernie Sanders | 43% | Donald Trump | 46% | 3 | 1,268 | 2.8% |
| Elon University | September 17–23, 2015 | Hillary Clinton | 43% | Jeb Bush | 46% | 3 | 1,075 | 2.99% |
| Elon University | September 17–23, 2015 | Hillary Clinton | 41% | Ben Carson | 52% | 11 | 1,075 | 2.99% |
| Elon University | September 17–23, 2015 | Hillary Clinton | 47% | Donald Trump | 40% | 7 | 1,075 | 2.99% |
| Public Policy Polling | August 12–16, 2015 | Hillary Clinton | 42% | Jeb Bush | 42% | Tied | 957 | 3.2% |
| Public Policy Polling | August 12–16, 2015 | Hillary Clinton | 40% | Ben Carson | 47% | 7 | 957 | 3.2% |
| Public Policy Polling | August 12–16, 2015 | Hillary Clinton | 40% | Chris Christie | 39% | 1 | 957 | 3.2% |
| Public Policy Polling | August 12–16, 2015 | Hillary Clinton | 43% | Ted Cruz | 45% | 2 | 957 | 3.2% |
| Public Policy Polling | August 12–16, 2015 | Hillary Clinton | 41% | Carly Fiorina | 42% | 1 | 957 | 3.2% |
| Public Policy Polling | August 12–16, 2015 | Hillary Clinton | 44% | Mike Huckabee | 46% | 2 | 957 | 3.2% |
| Public Policy Polling | August 12–16, 2015 | Hillary Clinton | 40% | John Kasich | 41% | 1 | 957 | 3.2% |
| Public Policy Polling | August 12–16, 2015 | Hillary Clinton | 44% | Rand Paul | 40% | 4 | 957 | 3.2% |
| Public Policy Polling | August 12–16, 2015 | Hillary Clinton | 41% | Marco Rubio | 45% | 4 | 957 | 3.2% |
| Public Policy Polling | August 12–16, 2015 | Hillary Clinton | 42% | Donald Trump | 45% | 3 | 957 | 3.2% |
| Public Policy Polling | August 12–16, 2015 | Hillary Clinton | 41% | Scott Walker | 44% | 3 | 957 | 3.2% |
| Public Policy Polling | August 12–16, 2015 | Bernie Sanders | 40% | Jeb Bush | 43% | 3 | 957 | 3.2% |
| Public Policy Polling | August 12–16, 2015 | Bernie Sanders | 36% | Marco Rubio | 42% | 6 | 957 | 3.2% |
| Public Policy Polling | August 12–16, 2015 | Bernie Sanders | 40% | Donald Trump | 43% | 3 | 957 | 3.2% |
| Public Policy Polling | August 12–16, 2015 | Bernie Sanders | 37% | Scott Walker | 41% | 4 | 957 | 3.2% |
| Public Policy Polling | July 2–6, 2015 | Hillary Clinton | 45% | Jeb Bush | 43% | 2 | 529 | ± 4.3% |
| Public Policy Polling | July 2–6, 2015 | Hillary Clinton | 44% | Ben Carson | 47% | 3 | 529 | ± 4.3% |
| Public Policy Polling | July 2–6, 2015 | Hillary Clinton | 46% | Chris Christie | 43% | 3 | 529 | ± 4.3% |
| Public Policy Polling | July 2–6, 2015 | Hillary Clinton | 47% | Ted Cruz | 46% | 1 | 529 | ± 4.3% |
| Public Policy Polling | July 2–6, 2015 | Hillary Clinton | 45% | Carly Fiorina | 45% | Tied | 529 | ± 4.3% |
| Public Policy Polling | July 2–6, 2015 | Hillary Clinton | 45% | Mike Huckabee | 49% | 4 | 529 | ± 4.3% |
| Public Policy Polling | July 2–6, 2015 | Hillary Clinton | 45% | Rand Paul | 46% | 1 | 529 | ± 4.3% |
| Public Policy Polling | July 2–6, 2015 | Hillary Clinton | 46% | Marco Rubio | 47% | 1 | 529 | ± 4.3% |
| Public Policy Polling | July 2–6, 2015 | Hillary Clinton | 47% | Donald Trump | 44% | 3 | 529 | ± 4.3% |
| Public Policy Polling | July 2–6, 2015 | Hillary Clinton | 43% | Scott Walker | 47% | 4 | 529 | ± 4.3% |
| Public Policy Polling | July 2–6, 2015 | Lincoln Chafee | 29% | Scott Walker | 43% | 14 | 529 | ± 4.3% |
| Public Policy Polling | July 2–6, 2015 | Martin O'Malley | 29% | Scott Walker | 45% | 16 | 529 | ± 4.3% |
| Public Policy Polling | July 2–6, 2015 | Bernie Sanders | 35% | Scott Walker | 43% | 8 | 529 | ± 4.3% |
| Public Policy Polling | July 2–6, 2015 | Jim Webb | 31% | Scott Walker | 44% | 13 | 529 | ± 4.3% |
| Public Policy Polling | May 28–31, 2015 | Hillary Clinton | 47% | Jeb Bush | 40% | 7 | 561 | ± 4.1% |
| Public Policy Polling | May 28–31, 2015 | Hillary Clinton | 46% | Ben Carson | 44% | 2 | 561 | ± 4.1% |
| Public Policy Polling | May 28–31, 2015 | Hillary Clinton | 43% | Chris Christie | 40% | 3 | 561 | ± 4.1% |
| Public Policy Polling | May 28–31, 2015 | Hillary Clinton | 49% | Ted Cruz | 42% | 7 | 561 | ± 4.1% |
| Public Policy Polling | May 28–31, 2015 | Hillary Clinton | 46% | Carly Fiorina | 40% | 6 | 561 | ± 4.1% |
| Public Policy Polling | May 28–31, 2015 | Hillary Clinton | 46% | Mike Huckabee | 42% | 4 | 561 | ± 4.1% |
| Public Policy Polling | May 28–31, 2015 | Hillary Clinton | 44% | Rand Paul | 44% | Tied | 561 | ± 4.1% |
| Public Policy Polling | May 28–31, 2015 | Hillary Clinton | 46% | Marco Rubio | 44% | 1 | 561 | ± 4.1% |
| Public Policy Polling | May 28–31, 2015 | Hillary Clinton | 45% | Scott Walker | 45% | Tied | 561 | ± 4.1% |
| Public Policy Polling | May 28–31, 2015 | Lincoln Chafee | 29% | Scott Walker | 42% | 13 | 561 | ± 4.1% |
| Public Policy Polling | May 28–31, 2015 | Martin O'Malley | 28% | Scott Walker | 44% | 16 | 561 | ± 4.1% |
| Public Policy Polling | May 28–31, 2015 | Bernie Sanders | 33% | Scott Walker | 43% | 10 | 561 | ± 4.1% |
| Public Policy Polling | May 28–31, 2015 | Jim Webb | 31% | Scott Walker | 42% | 11 | 561 | ± 4.1% |
| SurveyUSA | April 22–27, 2015 | Hillary Clinton | 45% | Jeb Bush | 43% | 2 | 1,070 | ± 3.1% |
| SurveyUSA | April 22–27, 2015 | Hillary Clinton | 47% | Ted Cruz | 42% | 5 | 1,070 | ± 3.1% |
| SurveyUSA | April 22–27, 2015 | Hillary Clinton | 47% | Rand Paul | 43% | 4 | 1,070 | ± 3.1% |
| SurveyUSA | April 22–27, 2015 | Hillary Clinton | 46% | Marco Rubio | 41% | 5 | 1,070 | ± 3.1% |
| SurveyUSA | April 22–27, 2015 | Hillary Clinton | 48% | Scott Walker | 39% | 9 | 1,070 | ± 3.1% |
| Elon University | April 20–24, 2015 | Hillary Clinton | 47.4% | Jeb Bush | 44% | 3.4 | 677 | ± 3.77% |
| Public Policy Polling | April 2–5, 2015 | Hillary Clinton | 45% | Jeb Bush | 44% | 1 | 751 | ± 3.6% |
| Public Policy Polling | April 2–5, 2015 | Hillary Clinton | 45% | Ben Carson | 44% | 1 | 751 | ± 3.6% |
| Public Policy Polling | April 2–5, 2015 | Hillary Clinton | 43% | Chris Christie | 41% | | 751 | ± 3.6% |
| Public Policy Polling | April 2–5, 2015 | Hillary Clinton | 45% | Ted Cruz | 45% | Tied | 751 | ± 3.6% |
| Public Policy Polling | April 2–5, 2015 | Hillary Clinton | 43% | Mike Huckabee | 48% | 5 | 751 | ± 3.6% |
| Public Policy Polling | April 2–5, 2015 | Hillary Clinton | 45% | Rand Paul | 45% | Tied | 751 | ± 3.6% |
| Public Policy Polling | April 2–5, 2015 | Hillary Clinton | 44% | Rick Perry | 45% | 1 | 751 | ± 3.6% |
| Public Policy Polling | April 2–5, 2015 | Hillary Clinton | 45% | Marco Rubio | 45% | Tied | 751 | ± 3.6% |
| Public Policy Polling | April 2–5, 2015 | Hillary Clinton | 43% | Scott Walker | 46% | 3 | 751 | ± 3.6% |
| Public Policy Polling | April 2–5, 2015 | Joe Biden | 39% | Scott Walker | 48% | 9 | 751 | ± 3.6% |
| Public Policy Polling | April 2–5, 2015 | Elizabeth Warren | 36% | Scott Walker | 46% | 10 | 751 | ± 3.6% |
| Public Policy Polling | February 24–26, 2015 | Hillary Clinton | 46% | Jeb Bush | 42% | 4 | 849 | 3.4% |
| Public Policy Polling | February 24–26, 2015 | Hillary Clinton | 45% | Ben Carson | 46% | 1 | 849 | 3.4% |
| Public Policy Polling | February 24–26, 2015 | Hillary Clinton | 45% | Chris Christie | 42% | 3 | 849 | 3.4% |
| Public Policy Polling | February 24–26, 2015 | Hillary Clinton | 47% | Ted Cruz | 43% | 4 | 849 | 3.4% |
| Public Policy Polling | February 24–26, 2015 | Hillary Clinton | 46% | Mike Huckabee | 40% | 6 | 849 | 3.4% |
| Public Policy Polling | February 24–26, 2015 | Hillary Clinton | 46% | Rand Paul | 43% | 3 | 849 | 3.4% |
| Public Policy Polling | February 24–26, 2015 | Hillary Clinton | 47% | Rick Perry | 44% | 3 | 849 | 3.4% |
| Public Policy Polling | February 24–26, 2015 | Hillary Clinton | 46% | Marco Rubio | 42% | 4 | 849 | 3.4% |
| Public Policy Polling | February 24–26, 2015 | Hillary Clinton | 45% | Scott Walker | 43% | 2 | 849 | 3.4% |
| Public Policy Polling | February 24–26, 2015 | Joe Biden | 40% | Jeb Bush | 47% | 7 | 849 | 3.4% |
| Public Policy Polling | February 24–26, 2015 | Elizabeth Warren | 38% | Jeb Bush | 44% | 8 | 849 | 3.4% |
| Elon University | February 16–20, 2015 | Hillary Clinton | 45.7% | Jeb Bush | 40.2% | 5.5 | 773 | ± 3.52% |
| Public Policy Polling | January 29–31, 2015 | Hillary Clinton | 44% | Jeb Bush | 44% | Tied | 845 | ± 3.4% |
| Public Policy Polling | January 29–31, 2015 | Hillary Clinton | 45% | Ben Carson | 45% | Tied | 845 | ± 3.4% |
| Public Policy Polling | January 29–31, 2015 | Hillary Clinton | 44% | Mitt Romney | 45% | 1 | 845 | ± 3.4% |
| Public Policy Polling | January 29–31, 2015 | Hillary Clinton | 46% | Scott Walker | 44% | 2 | 845 | ± 3.4% |
| Public Policy Polling | January 29–31, 2015 | Joe Biden | 41% | Mitt Romney | 48% | 7 | 845 | ± 3.4% |
| Public Policy Polling | January 29–31, 2015 | Elizabeth Warren | 39% | Mitt Romney | 47% | 8 | 845 | ± 3.4% |
| Meeting Street Research | January 21–22, 2015 | Hillary Clinton | 46% | Jeb Bush | 41% | 5 | 500 | ± 4.38% |
| Meeting Street Research | January 21–22, 2015 | Hillary Clinton | 47% | Mitt Romney | 42% | 5 | 500 | ± 4.38% |
| Public Policy Polling | December 4–7, 2014 | Hillary Clinton | 46% | Jeb Bush | 46% | Tied | 823 | ± 3.4% |
| Public Policy Polling | December 4–7, 2014 | Hillary Clinton | 44% | Ben Carson | 44% | Tied | 823 | ± 3.4% |
| Public Policy Polling | December 4–7, 2014 | Hillary Clinton | 44% | Chris Christie | 42% | 2 | 823 | ± 3.4% |
| Public Policy Polling | December 4–7, 2014 | Hillary Clinton | 46% | Mike Huckabee | 44% | 2 | 823 | ± 3.4% |
| Public Policy Polling | December 4–7, 2014 | Joe Biden | 42% | Jeb Bush | 47% | 5 | 823 | ± 3.4% |
| Public Policy Polling | December 4–7, 2014 | Joe Biden | 40% | Ben Carson | 45% | 5 | 823 | ± 3.4% |
| Public Policy Polling | December 4–7, 2014 | Elizabeth Warren | 39% | Jeb Bush | 46% | 7 | 823 | ± 3.4% |
| Public Policy Polling | December 4–7, 2014 | Elizabeth Warren | 37% | Ben Carson | 44% | 7 | 823 | ± 3.4% |
| Gravis Marketing | October 29–30, 2014 | Hillary Clinton | 45% | Rand Paul | 47% | 2 | 1,006 | ± 3% |
| Gravis Marketing | October 29–30, 2014 | Elizabeth Warren | 34% | Rand Paul | 47% | 13 | 1,006 | ± 3% |
| Gravis Marketing | October 16–18, 2014 | Hillary Clinton | 42% | Rand Paul | 48% | 6 | 1,022 | ± 3% |
| Gravis Marketing | October 16–18, 2014 | Elizabeth Warren | 32% | Rand Paul | 48% | 16 | 1,022 | ± 3% |
| Gravis Marketing | September 22–23, 2014 | Hillary Clinton | 44% | Rand Paul | 45% | 1 | 860 | ± 3% |
| Gravis Marketing | September 22–23, 2014 | Elizabeth Warren | 33% | Rand Paul | 46% | 13 | 860 | ± 3% |
| Public Policy Polling | September 11–14, 2014 | Hillary Clinton | 43% | Jeb Bush | 45% | 2 | 1,266 | ± 2.8% |
| Public Policy Polling | September 11–14, 2014 | Hillary Clinton | 45% | Chris Christie | 38% | 7 | 1,266 | ± 2.8% |
| Public Policy Polling | September 11–14, 2014 | Hillary Clinton | 48% | Ted Cruz | 40% | 8 | 1,266 | ± 2.8% |
| Public Policy Polling | September 11–14, 2014 | Hillary Clinton | 45% | Mike Huckabee | 46% | 1 | 1,266 | ± 2.8% |
| Public Policy Polling | September 11–14, 2014 | Hillary Clinton | 46% | Rand Paul | 41% | 5 | 1,266 | ± 2.8% |
| Public Policy Polling | August 14–17, 2014 | Hillary Clinton | 46% | Jeb Bush | 42% | 4 | 856 | ± 3.4% |
| Public Policy Polling | August 14–17, 2014 | Hillary Clinton | 45% | Chris Christie | 38% | 7 | 856 | ± 3.4% |
| Public Policy Polling | August 14–17, 2014 | Hillary Clinton | 47% | Ted Cruz | 41% | 6 | 856 | ± 3.4% |
| Public Policy Polling | August 14–17, 2014 | Hillary Clinton | 45% | Mike Huckabee | 44% | 1 | 856 | ± 3.4% |
| Public Policy Polling | August 14–17, 2014 | Hillary Clinton | 47% | Rand Paul | 42% | 5 | 856 | ± 3.4% |
| Civitas Institute | July 28–29, 2014 | Hillary Clinton | 47% | Jeb Bush | 48% | 1 | 600 | ± 4% |
| Civitas Institute | July 28–29, 2014 | Hillary Clinton | 46% | Chris Christie | 47% | 1 | 600 | ± 4% |
| Civitas Institute | July 28–29, 2014 | Hillary Clinton | 48% | Rand Paul | 47% | 4 | 600 | ± 4% |
| Civitas Institute | July 28–29, 2014 | Joe Biden | 44% | Jeb Bush | 50% | 6 | 600 | ± 4% |
| Civitas Institute | July 28–29, 2014 | Joe Biden | 42% | Chris Christie | 49% | 7 | 600 | ± 4% |
| Civitas Institute | July 28–29, 2014 | Joe Biden | 44% | Rand Paul | 49% | 5 | 600 | ± 4% |
| Gravis Marketing | July 22–27, 2014 | Hillary Clinton | 45% | Rand Paul | 43% | 2 | 1,380 | ± 3% |
| Gravis Marketing | July 22–27, 2014 | Elizabeth Warren | 35% | Rand Paul | 44% | 9 | 1,380 | ± 3% |
| Public Policy Polling | June 12–15, 2014 | Hillary Clinton | 45% | Jeb Bush | 44% | 1 | 1,076 | ± 3% |
| Public Policy Polling | June 12–15, 2014 | Hillary Clinton | 45% | Chris Christie | 41% | 4 | 1,076 | ± 3% |
| Public Policy Polling | June 12–15, 2014 | Hillary Clinton | 46% | Mike Huckabee | 43% | 3 | 1,076 | ± 3% |
| Public Policy Polling | June 12–15, 2014 | Hillary Clinton | 46% | Rand Paul | 43% | 3 | 1,076 | ± 3% |
| Public Policy Polling | May 9–11, 2014 | Hillary Clinton | 45% | Jeb Bush | 42% | 3 | 877 | ± 3.3% |
| Public Policy Polling | May 9–11, 2014 | Hillary Clinton | 44% | Chris Christie | 40% | 4 | 877 | ± 3.3% |
| Public Policy Polling | May 9–11, 2014 | Hillary Clinton | 47% | Mike Huckabee | 43% | 4 | 877 | ± 3.3% |
| Public Policy Polling | May 9–11, 2014 | Hillary Clinton | 45% | Rand Paul | 44% | 1 | 877 | ± 3.3% |
| Public Policy Polling | April 3–6, 2014 | Hillary Clinton | 45% | Jeb Bush | 44% | 1 | 740 | ± 3.6% |
| Public Policy Polling | April 3–6, 2014 | Hillary Clinton | 46% | Chris Christie | 44% | 2 | 740 | ± 3.6% |
| Public Policy Polling | April 3–6, 2014 | Hillary Clinton | 48% | Mike Huckabee | 43% | 5 | 740 | ± 3.6% |
| Public Policy Polling | April 3–6, 2014 | Hillary Clinton | 47% | Rand Paul | 43% | 4 | 740 | ± 3.6% |
| Public Policy Polling | March 6–9, 2014 | Hillary Clinton | 47% | Jeb Bush | 46% | 1 | 884 | ± 3.3% |
| Public Policy Polling | March 6–9, 2014 | Hillary Clinton | 46% | Chris Christie | 42% | 4 | 884 | ± 3.3% |
| Public Policy Polling | March 6–9, 2014 | Hillary Clinton | 49% | Mike Huckabee | 42% | 7 | 884 | ± 3.3% |
| Public Policy Polling | March 6–9, 2014 | Hillary Clinton | 49% | Rand Paul | 43% | 6 | 884 | ± 3.3% |
| Public Policy Polling | February 6–9, 2014 | Hillary Clinton | 47% | Jeb Bush | 43% | 4 | 708 | ± 3.7% |
| Public Policy Polling | February 6–9, 2014 | Hillary Clinton | 45% | Chris Christie | 42% | 3 | 708 | ± 3.7% |
| Public Policy Polling | February 6–9, 2014 | Hillary Clinton | 48% | Mike Huckabee | 43% | 5 | 708 | ± 3.7% |
| Public Policy Polling | February 6–9, 2014 | Hillary Clinton | 47% | Rand Paul | 44% | 3 | 708 | ± 3.7% |
| Public Policy Polling | January 9–12, 2014 | Hillary Clinton | 46% | Jeb Bush | 44% | 2 | 1,384 | ± 2.6% |
| Public Policy Polling | January 9–12, 2014 | Hillary Clinton | 42% | Chris Christie | 43% | 1 | 1,384 | ± 2.6% |
| Public Policy Polling | January 9–12, 2014 | Hillary Clinton | 47% | Ted Cruz | 41% | 6 | 1,384 | ± 2.6% |
| Public Policy Polling | January 9–12, 2014 | Hillary Clinton | 47% | Rand Paul | 43% | 4 | 1,384 | ± 2.6% |
| Public Policy Polling | December 5–8, 2013 | Hillary Clinton | 46% | Jeb Bush | 45% | 1 | 1,281 | ± 2.7% |
| Public Policy Polling | December 5–8, 2013 | Hillary Clinton | 42% | Chris Christie | 45% | 3 | 1,281 | ± 2.7% |
| Public Policy Polling | December 5–8, 2013 | Hillary Clinton | 49% | Ted Cruz | 41% | 8 | 1,281 | ± 2.7% |
| Public Policy Polling | December 5–8, 2013 | Hillary Clinton | 48% | Rand Paul | 44% | 4 | 1,281 | ± 2.7% |
| Public Policy Polling | November 8–11, 2013 | Hillary Clinton | 47% | Jeb Bush | 43% | 4 | 701 | ± 3.7% |
| Public Policy Polling | November 8–11, 2013 | Hillary Clinton | 43% | Chris Christie | 46% | 3 | 701 | ± 3.7% |
| Public Policy Polling | November 8–11, 2013 | Hillary Clinton | 51% | Ted Cruz | 39% | 12 | 701 | ± 3.7% |
| Public Policy Polling | November 8–11, 2013 | Hillary Clinton | 50% | Rand Paul | 41% | 9 | 701 | ± 3.7% |
| Public Policy Polling | April 11–14, 2013 | Hillary Clinton | 52% | Rand Paul | 40% | 12 | 601 | ± 4% |
| Public Policy Polling | April 11–14, 2013 | Hillary Clinton | 49% | Marco Rubio | 42% | 7 | 601 | ± 4% |
Three-way race
| Poll source | Date administered | Democrat | % | Republican | % | Independent/ Third-party candidate | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | October 23–25, 2015 | Hillary Clinton | 41% | Donald Trump | 43% | Jim Webb | 8% | 2 | 893 | 3.3% |
| Public Policy Polling | August 12–16, 2015 | Hillary Clinton | 38% | Jeb Bush | 28% | Donald Trump | 27% | 10 | 957 | 3.2% |

## Ohio

18 electoral votes (Democratic in 2008) 51%–47% (Democratic in 2012) 51%–48%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Quinnipiac University | September 25 – October 5, 2015 | Joe Biden | 46% | Jeb Bush | 37% | 9 | 1180 | 2.9% |
| Quinnipiac University | September 25 – October 5, 2015 | Joe Biden | 42% | Ben Carson | 46% | 4 | 1180 | 2.9% |
| Quinnipiac University | September 25 – October 5, 2015 | Joe Biden | 44% | Carly Fiorna | 42% | 2 | 1180 | 2.9% |
| Quinnipiac University | September 25 – October 5, 2015 | Joe Biden | 46% | Marco Rubio | 41% | 5 | 1180 | 2.9% |
| Quinnipiac University | September 25 – October 5, 2015 | Joe Biden | 49% | Donald Trump | 38% | 11 | 1180 | 2.9% |
| Quinnipiac University | September 25 – October 5, 2015 | Hillary Clinton | 41% | Jeb Bush | 43% | 2 | 1180 | 2.9% |
| Quinnipiac University | September 25 – October 5, 2015 | Hillary Clinton | 40% | Ben Carson | 49% | 9 | 1180 | 2.9% |
| Quinnipiac University | September 25 – October 5, 2015 | Hillary Clinton | 41% | Carly Fiorna | 43% | 2 | 1180 | 2.9% |
| Quinnipiac University | September 25 – October 5, 2015 | Hillary Clinton | 41% | Marco Rubio | 45% | 4 | 1180 | 2.9% |
| Quinnipiac University | September 25 – October 5, 2015 | Hillary Clinton | 43% | Donald Trump | 42% | 1 | 1180 | 2.9% |
| Quinnipiac University | September 25 – October 5, 2015 | Bernie Sanders | 40% | Jeb Bush | 42% | 2 | 1180 | 2.9% |
| Quinnipiac University | September 25 – October 5, 2015 | Bernie Sanders | 36% | Ben Carson | 48% | 12 | 1180 | 2.9% |
| Quinnipiac University | September 25 – October 5, 2015 | Bernie Sanders | 39% | Carly Fiorna | 43% | 4 | 1180 | 2.9% |
| Quinnipiac University | September 25 – October 5, 2015 | Bernie Sanders | 40% | Marco Rubio | 43% | 3 | 1180 | 2.9% |
| Quinnipiac University | September 25 – October 5, 2015 | Bernie Sanders | 44% | Donald Trump | 41% | 3 | 1180 | 2.9% |
| Quinnipiac University | August 7–18, 2015 | Hillary Clinton | 43% | Donald Trump | 38% | 5 | 1,096 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Hillary Clinton | 41% | Jeb Bush | 39% | 2 | 1,096 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Hillary Clinton | 40% | Marco Rubio | 42% | 2 | 1,096 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Joe Biden | 48% | Donald Trump | 38% | 10 | 1,096 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Joe Biden | 42% | Jeb Bush | 39% | 3 | 1,096 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Joe Biden | 42% | Marco Rubio | 41% | 1 | 1,096 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Bernie Sanders | 42% | Donald Trump | 40% | 2 | 1,096 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Bernie Sanders | 36% | Jeb Bush | 42% | 6 | 1,096 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Bernie Sanders | 34% | Marco Rubio | 42% | 8 | 1,096 | ± 3% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 42% | Jeb Bush | 41% | 1 | 1,191 | ± 2.8% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 44% | Chris Christie | 39% | 5 | 1,191 | ± 2.8% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 47% | Ted Cruz | 39% | 8 | 1,191 | ± 2.8% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 46% | Mike Huckabee | 41% | 5 | 1,191 | ± 2.8% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 40% | John Kasich | 47% | 7 | 1,191 | ± 2.8% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 43% | Rand Paul | 43% | Tied | 1,191 | ± 2.8% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 45% | Marco Rubio | 42% | 3 | 1,191 | ± 2.8% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 44% | Scott Walker | 40% | 4 | 1,191 | ± 2.8% |
| Public Policy Polling | June 4–7, 2015 | Hillary Clinton | 45% | Jeb Bush | 43% | 2 | 859 | ± 3.3% |
| Public Policy Polling | June 4–7, 2015 | Hillary Clinton | 44% | Ben Carson | 43% | 1 | 859 | ± 3.3% |
| Public Policy Polling | June 4–7, 2015 | Hillary Clinton | 44% | Chris Christie | 41% | 3 | 859 | ± 3.3% |
| Public Policy Polling | June 4–7, 2015 | Hillary Clinton | 44% | Ted Cruz | 43% | 1 | 859 | ± 3.3% |
| Public Policy Polling | June 4–7, 2015 | Hillary Clinton | 45% | Mike Huckabee | 42% | 3 | 859 | ± 3.3% |
| Public Policy Polling | June 4–7, 2015 | Hillary Clinton | 40% | John Kasich | 47% | 7 | 859 | ± 3.3% |
| Public Policy Polling | June 4–7, 2015 | Hillary Clinton | 41% | Rand Paul | 44% | 3 | 859 | ± 3.3% |
| Public Policy Polling | June 4–7, 2015 | Hillary Clinton | 44% | Marco Rubio | 44% | Tied | 859 | ± 3.3% |
| Public Policy Polling | June 4–7, 2015 | Hillary Clinton | 44% | Scott Walker | 43% | 1 | 859 | ± 3.3% |
| Public Policy Polling | June 4–7, 2015 | Michael Bloomberg | 32% | Scott Walker | 40% | 8 | 859 | ± 3.3% |
| Public Policy Polling | June 4–7, 2015 | Lincoln Chafee | 24% | Scott Walker | 39% | 15 | 859 | ± 3.3% |
| Public Policy Polling | June 4–7, 2015 | Martin O'Malley | 26% | Scott Walker | 41% | 15 | 859 | ± 3.3% |
| Public Policy Polling | June 4–7, 2015 | Bernie Sanders | 30% | Scott Walker | 40% | 10 | 859 | ± 3.3% |
| Public Policy Polling | June 4–7, 2015 | Jim Webb | 25% | Scott Walker | 41% | 16 | 859 | ± 3.3% |
| Quinnipiac University | March 17–28, 2015 | Hillary Clinton | 47% | Jeb Bush | 38% | 9 | 1,077 | ± 3% |
| Quinnipiac University | March 17–28, 2015 | Hillary Clinton | 45% | Chris Christie | 39% | 6 | 1,077 | ± 3% |
| Quinnipiac University | March 17–28, 2015 | Hillary Clinton | 48% | Ted Cruz | 38% | 12 | 1,077 | ± 3% |
| Quinnipiac University | March 17–28, 2015 | Hillary Clinton | 49% | Mike Huckabee | 39% | 10 | 1,077 | ± 3% |
| Quinnipiac University | March 17–28, 2015 | Hillary Clinton | 46% | Rand Paul | 41% | 5 | 1,077 | ± 3% |
| Quinnipiac University | March 17–28, 2015 | Hillary Clinton | 47% | Marco Rubio | 38% | 9 | 1,077 | ± 3% |
| Quinnipiac University | March 17–28, 2015 | Hillary Clinton | 49% | Scott Walker | 38% | 11 | 1,077 | ± 3% |
| Public Policy Polling↑ | March 2–3, 2015 | Hillary Clinton | 45% | Jeb Bush | 40% | 5 | 946 | ± ? |
| Public Policy Polling↑ | March 2–3, 2015 | Hillary Clinton | 49% | Scott Walker | 41% | 8 | 946 | ± ? |
| Quinnipiac University | January 22 – February 1, 2015 | Hillary Clinton | 47% | Jeb Bush | 36% | 11 | 943 | ± 3.2% |
| Quinnipiac University | January 22 – February 1, 2015 | Hillary Clinton | 47% | Chris Christie | 34% | 13 | 943 | ± 3.2% |
| Quinnipiac University | January 22 – February 1, 2015 | Hillary Clinton | 49% | Mike Huckabee | 34% | 15 | 943 | ± 3.2% |
| Quinnipiac University | January 22 – February 1, 2015 | Hillary Clinton | 44% | John Kasich | 43% | 1 | 943 | ± 3.2% |
| Quinnipiac University | January 22 – February 1, 2015 | Hillary Clinton | 48% | Rand Paul | 36% | 12 | 943 | ± 3.2% |
| Fox News | October 28–30, 2014 | Hillary Clinton | 48% | Jeb Bush | 38% | 10 | 803 | ± 3% |
| Fox News | October 28–30, 2014 | Hillary Clinton | 46% | Chris Christie | 39% | 7 | 803 | ± 3% |
| Fox News | October 28–30, 2014 | Hillary Clinton | 47% | John Kasich | 43% | 4 | 803 | ± 3% |
| Fox News | October 28–30, 2014 | Hillary Clinton | 49% | Rand Paul | 40% | 9 | 803 | ± 3% |
| Fox News | October 28–30, 2014 | Hillary Clinton | 49% | Rick Perry | 39% | 10 | 803 | ± 3% |
| Quinnipiac | July 24–28, 2014 | Hillary Clinton | 48% | Jeb Bush | 37% | 11 | 1,366 | ± 2.7% |
| Quinnipiac | July 24–28, 2014 | Hillary Clinton | 46% | Chris Christie | 37% | 9 | 1,366 | ± 2.7% |
| Quinnipiac | July 24–28, 2014 | Hillary Clinton | 47% | John Kasich | 40% | 7 | 1,366 | ± 2.7% |
| Quinnipiac | July 24–28, 2014 | Hillary Clinton | 46% | Rand Paul | 42% | 4 | 1,366 | ± 2.7% |
| Quinnipiac | May 7–12, 2014 | Hillary Clinton | 48% | Jeb Bush | 39% | 9 | 1,174 | ± 2.9% |
| Quinnipiac | May 7–12, 2014 | Hillary Clinton | 46% | Chris Christie | 38% | 8 | 1,174 | ± 2.9% |
| Quinnipiac | May 7–12, 2014 | Hillary Clinton | 51% | Ted Cruz | 37% | 14 | 1,174 | ± 2.9% |
| Quinnipiac | May 7–12, 2014 | Hillary Clinton | 49% | Mike Huckabee | 41% | 8 | 1,174 | ± 2.9% |
| Quinnipiac | May 7–12, 2014 | Hillary Clinton | 47% | John Kasich | 42% | 5 | 1,174 | ± 2.9% |
| Quinnipiac | May 7–12, 2014 | Hillary Clinton | 49% | Rand Paul | 41% | 8 | 1,174 | ± 2.9% |
| Quinnipiac | May 7–12, 2014 | Hillary Clinton | 47% | Marco Rubio | 40% | 7 | 1,174 | ± 2.9% |
| Quinnipiac | May 7–12, 2014 | Hillary Clinton | 48% | Paul Ryan | 41% | 7 | 1,174 | ± 2.9% |
| Quinnipiac | February 12–17, 2014 | Hillary Clinton | 51% | Jeb Bush | 36% | 15 | 1,370 | ± 2.7% |
| Quinnipiac | February 12–17, 2014 | Hillary Clinton | 49% | Chris Christie | 36% | 13 | 1,370 | ± 2.7% |
| Quinnipiac | February 12–17, 2014 | Hillary Clinton | 51% | Ted Cruz | 34% | 17 | 1,370 | ± 2.7% |
| Quinnipiac | February 12–17, 2014 | Hillary Clinton | 51% | John Kasich | 39% | 12 | 1,370 | ± 2.7% |
| Quinnipiac | February 12–17, 2014 | Hillary Clinton | 51% | Rand Paul | 38% | 13 | 1,370 | ± 2.7% |
| Quinnipiac | February 12–17, 2014 | Hillary Clinton | 50% | Marco Rubio | 36% | 14 | 1,370 | ± 2.7% |
| Quinnipiac | February 12–17, 2014 | Hillary Clinton | 49% | Paul Ryan | 40% | 9 | 1,370 | ± 2.7% |
| Quinnipiac | November 19–24, 2013 | Hillary Clinton | 50% | Jeb Bush | 37% | 13 | 1,361 | ± 2.7% |
| Quinnipiac | November 19–24, 2013 | Hillary Clinton | 42% | Chris Christie | 41% | 1 | 1,361 | ± 2.7% |
| Quinnipiac | November 19–24, 2013 | Hillary Clinton | 50% | Ted Cruz | 35% | 15 | 1,361 | ± 2.7% |
| Quinnipiac | November 19–24, 2013 | Hillary Clinton | 49% | John Kasich | 38% | 11 | 1,361 | ± 2.7% |
| Quinnipiac | November 19–24, 2013 | Hillary Clinton | 50% | Rand Paul | 40% | 10 | 1,361 | ± 2.7% |
| Quinnipiac | November 19–24, 2013 | Hillary Clinton | 48% | Marco Rubio | 39% | 9 | 1,361 | ± 2.7% |
| Quinnipiac | November 19–24, 2013 | Hillary Clinton | 49% | Paul Ryan | 41% | 8 | 1,361 | ± 2.7% |
| Public Policy Polling | August 16–19, 2013 | Hillary Clinton | 50% | Jeb Bush | 36% | 14 | 551 | ± 4.2% |
| Public Policy Polling | August 16–19, 2013 | Hillary Clinton | 45% | Chris Christie | 36% | 9 | 551 | ± 4.2% |
| Public Policy Polling | August 16–19, 2013 | Hillary Clinton | 53% | John Kasich | 35% | 18 | 551 | ± 4.2% |
| Public Policy Polling | August 16–19, 2013 | Hillary Clinton | 51% | Rand Paul | 36% | 15 | 551 | ± 4.2% |
| Public Policy Polling | August 16–19, 2013 | Hillary Clinton | 52% | Paul Ryan | 36% | 16 | 551 | ± 4.2% |
| Quinnipiac | June 18–23, 2013 | Hillary Clinton | 42% | Chris Christie | 42% | Tied | 941 | ± 3.2% |
| Quinnipiac | June 18–23, 2013 | Hillary Clinton | 47% | Rand Paul | 44% | 3 | 941 | ± 3.2% |
| Quinnipiac | June 18–23, 2013 | Joe Biden | 32% | Chris Christie | 50% | 18 | 941 | ± 3.2% |
| Quinnipiac | June 18–23, 2013 | Joe Biden | 40% | Rand Paul | 49% | 9 | 941 | ± 3.2% |
* ↑ Poll conducted for the Ohio Democratic Party
Three-way race
| Poll source | Date administered | Democrat | % | Republican | % | Independent/ Third-party candidate | % | Lead margin | Sample size | Margin of error |
| Quinnipiac University | August 7–18, 2015 | Hillary Clinton | 37% | Jeb Bush | 27% | Donald Trump | 23% | 10 | 1096 | 3% |

## Oregon

7 electoral votes (Democratic in 2008) 57%–40% (Democratic in 2012) 54%–42%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | May 22–27, 2014 | Hillary Clinton | 51% | Jeb Bush | 36% | 15 | 956 | ± 3.2% |
| Public Policy Polling | May 22–27, 2014 | Hillary Clinton | 51% | Chris Christie | 34% | 17 | 956 | ± 3.2% |
| Public Policy Polling | May 22–27, 2014 | Hillary Clinton | 52% | Ted Cruz | 37% | 15 | 956 | ± 3.2% |
| Public Policy Polling | May 22–27, 2014 | Hillary Clinton | 51% | Mike Huckabee | 39% | 12 | 956 | ± 3.2% |
| Public Policy Polling | May 22–27, 2014 | Hillary Clinton | 51% | Rand Paul | 39% | 12 | 956 | ± 3.2% |

## Pennsylvania

20 electoral votes (Democratic in 2008) 54%–44% (Democratic in 2012) 52%–47%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | October 8–11, 2015 | Hillary Clinton | 45% | Jeb Bush | 40% | 5 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Hillary Clinton | 43% | Ben Carson | 47% | 4 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Hillary Clinton | 46% | Ted Cruz | 40% | 6 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Hillary Clinton | 42% | Carly Fiorina | 43% | 1 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Hillary Clinton | 47% | Mike Huckabee | 38% | 9 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Hillary Clinton | 41% | John Kasich | 39% | 2 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Hillary Clinton | 42% | Marco Rubio | 45% | 3 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Hillary Clinton | 47% | Rick Santorum | 39% | 8 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Hillary Clinton | 43% | Donald Trump | 45% | 2 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Joe Biden | 46% | Ben Carson | 44% | 2 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Joe Biden | 46% | Carly Fiorina | 40% | 6 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Joe Biden | 45% | Marco Rubio | 41% | 4 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Joe Biden | 45% | Donald Trump | 43% | 2 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Bernie Sanders | 36% | Ben Carson | 44% | 8 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Bernie Sanders | 38% | Carly Fiorina | 40% | 2 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Bernie Sanders | 40% | Marco Rubio | 41% | 5 | 1,012 | ± 3.1% |
| Public Policy Polling | October 8–11, 2015 | Bernie Sanders | 42% | Donald Trump | 46% | 4 | 1,012 | ± 3.1% |
| Quinnipiac University | September 25 – October 5, 2015 | Joe Biden | 45% | Jeb Bush | 42% | 3 | 1049 | 3% |
| Quinnipiac University | September 25 – October 5, 2015 | Joe Biden | 42% | Ben Carson | 47% | 5 | 1049 | 3% |
| Quinnipiac University | September 25 – October 5, 2015 | Joe Biden | 44% | Carly Fiorna | 43% | 1 | 1049 | 3% |
| Quinnipiac University | September 25 – October 5, 2015 | Joe Biden | 45% | Marco Rubio | 43% | 2 | 1049 | 3% |
| Quinnipiac University | September 25 – October 5, 2015 | Joe Biden | 50% | Donald Trump | 40% | 10 | 1049 | 3% |
| Quinnipiac University | September 25 – October 5, 2015 | Hillary Clinton | 40% | Jeb Bush | 46% | 6 | 1049 | 3% |
| Quinnipiac University | September 25 – October 5, 2015 | Hillary Clinton | 40% | Ben Carson | 49% | 9 | 1049 | 3% |
| Quinnipiac University | September 25 – October 5, 2015 | Hillary Clinton | 41% | Carly Fiorna | 45% | 4 | 1049 | 3% |
| Quinnipiac University | September 25 – October 5, 2015 | Hillary Clinton | 42% | Marco Rubio | 45% | 3 | 1049 | 3% |
| Quinnipiac University | September 25 – October 5, 2015 | Hillary Clinton | 44% | Donald Trump | 42% | 2 | 1049 | 3% |
| Quinnipiac University | September 25 – October 5, 2015 | Bernie Sanders | 42% | Jeb Bush | 44% | 2 | 1049 | 3% |
| Quinnipiac University | September 25 – October 5, 2015 | Bernie Sanders | 37% | Ben Carson | 47% | 10 | 1049 | 3% |
| Quinnipiac University | September 25 – October 5, 2015 | Bernie Sanders | 40% | Carly Fiorna | 44% | 4 | 1049 | 3% |
| Quinnipiac University | September 25 – October 5, 2015 | Bernie Sanders | 39% | Marco Rubio | 45% | 6 | 1049 | 3% |
| Quinnipiac University | September 25 – October 5, 2015 | Bernie Sanders | 46% | Donald Trump | 41% | 5 | 1049 | 3% |
| Quinnipiac University | August 7–18, 2015 | Hillary Clinton | 45% | Donald Trump | 40% | 5 | 1,085 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Hillary Clinton | 40% | Jeb Bush | 43% | 3 | 1,085 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Hillary Clinton | 40% | Marco Rubio | 47% | 7 | 1,085 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Joe Biden | 48% | Donald Trump | 40% | 8 | 1,085 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Joe Biden | 42% | Jeb Bush | 43% | 1 | 1,085 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Joe Biden | 41% | Marco Rubio | 44% | 3 | 1,085 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Bernie Sanders | 44% | Donald Trump | 41% | 3 | 1,085 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Bernie Sanders | 36% | Jeb Bush | 44% | 8 | 1,085 | ± 3% |
| Quinnipiac University | August 7–18, 2015 | Bernie Sanders | 33% | Marco Rubio | 45% | 12 | 1,085 | ± 3% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 45% | Jeb Bush | 41% | 4 | 970 | ± 3.2% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 43% | Chris Christie | 41% | 2 | 970 | ± 3.2% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 47% | Ted Cruz | 40% | 7 | 970 | ± 3.2% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 46% | Mike Huckabee | 39% | 7 | 970 | ± 3.2% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 45% | John Kasich | 39% | 6 | 970 | ± 3.2% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 44% | Rand Paul | 45% | 1 | 970 | ± 3.2% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 43% | Marco Rubio | 44% | 1 | 970 | ± 3.2% |
| Quinnipiac University | June 4–15, 2015 | Hillary Clinton | 46% | Scott Walker | 41% | 5 | 970 | ± 3.2% |
| Public Policy Polling | May 21–24, 2015 | Hillary Clinton | 49% | Jeb Bush | 38% | 11 | 799 | ± 3.5% |
| Public Policy Polling | May 21–24, 2015 | Hillary Clinton | 48% | Ben Carson | 42% | 6 | 799 | ± 3.5% |
| Public Policy Polling | May 21–24, 2015 | Hillary Clinton | 46% | Chris Christie | 41% | 5 | 799 | ± 3.5% |
| Public Policy Polling | May 21–24, 2015 | Hillary Clinton | 49% | Ted Cruz | 41% | 8 | 799 | ± 3.5% |
| Public Policy Polling | May 21–24, 2015 | Hillary Clinton | 47% | Mike Huckabee | 42% | 5 | 799 | ± 3.5% |
| Public Policy Polling | May 21–24, 2015 | Hillary Clinton | 46% | Rand Paul | 43% | 3 | 799 | ± 3.5% |
| Public Policy Polling | May 21–24, 2015 | Hillary Clinton | 46% | Marco Rubio | 45% | 1 | 799 | ± 3.5% |
| Public Policy Polling | May 21–24, 2015 | Hillary Clinton | 49% | Rick Santorum | 42% | 7 | 799 | ± 3.5% |
| Public Policy Polling | May 21–24, 2015 | Hillary Clinton | 45% | Scott Walker | 41% | 4 | 799 | ± 3.5% |
| Public Policy Polling | May 21–24, 2015 | Lincoln Chafee | 27% | Scott Walker | 36% | 9 | 799 | ± 3.5% |
| Public Policy Polling | May 21–24, 2015 | Martin O'Malley | 30% | Scott Walker | 38% | 8 | 799 | ± 3.5% |
| Public Policy Polling | May 21–24, 2015 | Bernie Sanders | 32% | Scott Walker | 37% | 5 | 799 | ± 3.5% |
| Public Policy Polling | May 21–24, 2015 | Jim Webb | 29% | Scott Walker | 36% | 8 | 799 | ± 3.5% |
| Quinnipiac University | March 17–28, 2015 | Hillary Clinton | 46% | Jeb Bush | 40% | 6 | 1,036 | ± 3% |
| Quinnipiac University | March 17–28, 2015 | Hillary Clinton | 45% | Chris Christie | 40% | 5 | 1,036 | ± 3% |
| Quinnipiac University | March 17–28, 2015 | Hillary Clinton | 48% | Ted Cruz | 39% | 9 | 1,036 | ± 3% |
| Quinnipiac University | March 17–28, 2015 | Hillary Clinton | 47% | Mike Huckabee | 41% | 6 | 1,036 | ± 3% |
| Quinnipiac University | March 17–28, 2015 | Hillary Clinton | 44% | Rand Paul | 45% | 1 | 1,036 | ± 3% |
| Quinnipiac University | March 17–28, 2015 | Hillary Clinton | 46% | Marco Rubio | 42% | 4 | 1,036 | ± 3% |
| Quinnipiac University | March 17–28, 2015 | Hillary Clinton | 46% | Scott Walker | 41% | 5 | 1,036 | ± 3% |
| Muhlenberg College | January 28 – February 11, 2015 | Hillary Clinton | 48% | Jeb Bush | 32% | 16 | 351 | ± 7% |
| Muhlenberg College | January 28 – February 11, 2015 | Hillary Clinton | 50% | Chris Christie | 31% | 19 | 351 | ± 7% |
| Muhlenberg College | January 28 – February 11, 2015 | Hillary Clinton | ?% | Mitt Romney | ?% | ? | 351 | ± 7% |
| Quinnipiac University | January 22 – February 1, 2015 | Hillary Clinton | 50% | Jeb Bush | 35% | 15 | 881 | ± 3.3% |
| Quinnipiac University | January 22 – February 1, 2015 | Hillary Clinton | 50% | Chris Christie | 39% | 11 | 881 | ± 3.3% |
| Quinnipiac University | January 22 – February 1, 2015 | Hillary Clinton | 54% | Mike Huckabee | 34% | 20 | 881 | ± 3.3% |
| Quinnipiac University | January 22 – February 1, 2015 | Hillary Clinton | 53% | Rand Paul | 34% | 19 | 881 | ± 3.3% |
| Quinnipiac University | January 22 – February 1, 2015 | Hillary Clinton | 54% | Rick Santorum | 34% | 20 | 881 | ± 3.3% |
| Public Policy Polling | January 15–18, 2015 | Hillary Clinton | 49% | Jeb Bush | 38% | 11 | 1,042 | ± 3% |
| Public Policy Polling | January 15–18, 2015 | Hillary Clinton | 51% | Ben Carson | 37% | 14 | 1,042 | ± 3% |
| Public Policy Polling | January 15–18, 2015 | Hillary Clinton | 49% | Chris Christie | 39% | 10 | 1,042 | ± 3% |
| Public Policy Polling | January 15–18, 2015 | Hillary Clinton | 51% | Mike Huckabee | 39% | 12 | 1,042 | ± 3% |
| Public Policy Polling | January 15–18, 2015 | Hillary Clinton | 50% | Rand Paul | 39% | 11 | 1,042 | ± 3% |
| Public Policy Polling | January 15–18, 2015 | Hillary Clinton | 50% | Mitt Romney | 40% | 10 | 1,042 | ± 3% |
| Public Policy Polling | January 15–18, 2015 | Hillary Clinton | 52% | Rick Santorum | 36% | 16 | 1,042 | ± 3% |
| Public Policy Polling | January 15–18, 2015 | Joe Biden | 41% | Mitt Romney | 43% | 2 | 1,042 | ± 3% |
| Public Policy Polling | January 15–18, 2015 | Elizabeth Warren | 36% | Mitt Romney | 44% | 8 | 1,042 | ± 3% |
| Public Policy Polling | May 30 – June 1, 2014 | Hillary Clinton | 51% | Jeb Bush | 37% | 14 | 835 | ± 3.4% |
| Public Policy Polling | May 30 – June 1, 2014 | Hillary Clinton | 49% | Chris Christie | 39% | 10 | 835 | ± 3.4% |
| Public Policy Polling | May 30 – June 1, 2014 | Hillary Clinton | 53% | Ted Cruz | 34% | 19 | 835 | ± 3.4% |
| Public Policy Polling | May 30 – June 1, 2014 | Hillary Clinton | 52% | Mike Huckabee | 37% | 15 | 835 | ± 3.4% |
| Public Policy Polling | May 30 – June 1, 2014 | Hillary Clinton | 52% | Rand Paul | 38% | 14 | 835 | ± 3.4% |
| Public Policy Polling | May 30 – June 1, 2014 | Hillary Clinton | 51% | Rick Santorum | 40% | 11 | 835 | ± 3.4% |
| Quinnipiac | May 29 – June 2, 2014 | Hillary Clinton | 51% | Jeb Bush | 35% | 16 | 1,308 | ± 2.7% |
| Quinnipiac | May 29 – June 2, 2014 | Hillary Clinton | 45% | Chris Christie | 41% | 4 | 1,308 | ± 2.7% |
| Quinnipiac | May 29 – June 2, 2014 | Hillary Clinton | 51% | Mike Huckabee | 36% | 15 | 1,308 | ± 2.7% |
| Quinnipiac | May 29 – June 2, 2014 | Hillary Clinton | 51% | Rand Paul | 37% | 14 | 1,308 | ± 2.7% |
| Quinnipiac | May 29 – June 2, 2014 | Hillary Clinton | 50% | Paul Ryan | 38% | 12 | 1,308 | ± 2.7% |
| Quinnipiac | February 19–24, 2014 | Hillary Clinton | 53% | Jeb Bush | 36% | 17 | 1,405 | ± 2.6% |
| Quinnipiac | February 19–24, 2014 | Hillary Clinton | 46% | Chris Christie | 41% | 5 | 1,405 | ± 2.6% |
| Quinnipiac | February 19–24, 2014 | Hillary Clinton | 54% | Ted Cruz | 34% | 20 | 1,405 | ± 2.6% |
| Quinnipiac | February 19–24, 2014 | Hillary Clinton | 53% | Rand Paul | 38% | 15 | 1,405 | ± 2.6% |
| Quinnipiac | February 19–24, 2014 | Hillary Clinton | 53% | Rick Santorum | 37% | 16 | 1,405 | ± 2.6% |
| Quinnipiac | December 11–16, 2013 | Hillary Clinton | 52% | Jeb Bush | 36% | 16 | 1,061 | ± 3% |
| Quinnipiac | December 11–16, 2013 | Hillary Clinton | 44% | Chris Christie | 43% | 1 | 1,061 | ± 3% |
| Quinnipiac | December 11–16, 2013 | Hillary Clinton | 54% | Ted Cruz | 36% | 18 | 1,061 | ± 3% |
| Quinnipiac | December 11–16, 2013 | Hillary Clinton | 52% | Rand Paul | 40% | 12 | 1,061 | ± 3% |
| Quinnipiac | December 11–16, 2013 | Hillary Clinton | 51% | Rick Santorum | 38% | 13 | 1,061 | ± 3% |
| Public Policy Polling | November 22–25, 2013 | Hillary Clinton | 48% | Jeb Bush | 44% | 4 | 693 | ± 3.7% |
| Public Policy Polling | November 22–25, 2013 | Hillary Clinton | 44% | Chris Christie | 48% | 4 | 693 | ± 3.7% |
| Public Policy Polling | November 22–25, 2013 | Hillary Clinton | 53% | Ted Cruz | 41% | 12 | 693 | ± 3.7% |
| Public Policy Polling | November 22–25, 2013 | Hillary Clinton | 51% | Rand Paul | 43% | 8 | 693 | ± 3.7% |
| Public Policy Polling | November 22–25, 2013 | Hillary Clinton | 51% | Rick Santorum | 42% | 9 | 693 | ± 3.7% |
| Quinnipiac | May 30 – June 4, 2013 | Hillary Clinton | 52% | Rand Paul | 37% | 15 | 1,032 | ± 3.1% |
| Quinnipiac | May 30 – June 4, 2013 | Hillary Clinton | 53% | Rick Santorum | 36% | 17 | 1,032 | ± 3.1% |
| Quinnipiac | May 30 – June 4, 2013 | Joe Biden | 45% | Rand Paul | 41% | 4 | 1,032 | ± 3.1% |
| Quinnipiac | May 30 – June 4, 2013 | Joe Biden | 46% | Rick Santorum | 39% | 7 | 1,032 | ± 3.1% |
| Public Policy Polling | March 8–10, 2013 | Hillary Clinton | 52% | Marco Rubio | 37% | 15 | 504 | ± 4.4% |
| Public Policy Polling | March 8–10, 2013 | Hillary Clinton | 52% | Paul Ryan | 40% | 12 | 504 | ± 4.4% |
| Public Policy Polling | March 8–10, 2013 | Hillary Clinton | 55% | Rick Santorum | 38% | 17 | 504 | ± 4.4% |
| Quinnipiac | March 6–11, 2013 | Hillary Clinton | 47% | Chris Christie | 42% | 5 | 1,116 | ± 2.9% |
| Quinnipiac | March 6–11, 2013 | Hillary Clinton | 54% | Marco Rubio | 36% | 18 | 1,116 | ± 2.9% |
| Quinnipiac | March 6–11, 2013 | Hillary Clinton | 55% | Paul Ryan | 38% | 17 | 1,116 | ± 2.9% |
| Quinnipiac | March 6–11, 2013 | Joe Biden | 38% | Chris Christie | 51% | 13 | 1,116 | ± 2.9% |
| Quinnipiac | March 6–11, 2013 | Joe Biden | 45% | Marco Rubio | 41% | 4 | 1,116 | ± 2.9% |
| Quinnipiac | March 6–11, 2013 | Joe Biden | 44% | Paul Ryan | 47% | 13 | 1,116 | ± 2.9% |
| Quinnipiac | March 6–11, 2013 | Andrew Cuomo | 32% | Chris Christie | 53% | 21 | 1,116 | ± 2.9% |
| Quinnipiac | March 6–11, 2013 | Andrew Cuomo | 42% | Marco Rubio | 38% | 4 | 1,116 | ± 2.9% |
| Quinnipiac | March 6–11, 2013 | Andrew Cuomo | 44% | Paul Ryan | 41% | 3 | 1,116 | ± 2.9% |
Three-way race
| Poll Source | Date administered | Democrat | % | Republican | % | Independent/ Third-party candidate | % | Lead margin | Sample size | Margin of error |
| Quinnipiac University | August 7–18, 2015 | Hillary Clinton | 37% | Jeb Bush | 29% | Donald Trump | 24% | 8 | 1,085 | 3% |

## South Carolina

9 electoral votes (Republican in 2008) 54%–45% (Republican in 2012) 55%–44%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | November 7–8, 2015 | Hillary Clinton | 41% | Jeb Bush | 47% | 6 | 1,290 | ± 2.7% |
| Public Policy Polling | November 7–8, 2015 | Hillary Clinton | 39% | Ben Carson | 51% | 12 | 1,290 | ± 2.7% |
| Public Policy Polling | November 7–8, 2015 | Hillary Clinton | 43% | Ted Cruz | 46% | 3 | 1,290 | ± 2.7% |
| Public Policy Polling | November 7–8, 2015 | Hillary Clinton | 41% | Carly Fiorina | 45% | 4 | 1,290 | ± 2.7% |
| Public Policy Polling | November 7–8, 2015 | Hillary Clinton | 43% | Mike Huckabee | 47% | 4 | 1,290 | ± 2.7% |
| Public Policy Polling | November 7–8, 2015 | Hillary Clinton | 41% | John Kasich | 43% | 2 | 1,290 | ± 2.7% |
| Public Policy Polling | November 7–8, 2015 | Hillary Clinton | 42% | Marco Rubio | 47% | 5 | 1,290 | ± 2.7% |
| Public Policy Polling | November 7–8, 2015 | Hillary Clinton | 42% | Donald Trump | 47% | 5 | 1,290 | ± 2.7% |
| Public Policy Polling | November 7–8, 2015 | Bernie Sanders | 35% | Jeb Bush | 48% | 13 | 1,290 | ± 2.7% |
| Public Policy Polling | November 7–8, 2015 | Bernie Sanders | 33% | Ben Carson | 51% | 18 | 1,290 | ± 2.7% |
| Public Policy Polling | November 7–8, 2015 | Bernie Sanders | 35% | Ted Cruz | 45% | 10 | 1,290 | ± 2.7% |
| Public Policy Polling | November 7–8, 2015 | Bernie Sanders | 33% | Marco Rubio | 46% | 13 | 1,290 | ± 2.7% |
| Public Policy Polling | November 7–8, 2015 | Bernie Sanders | 38% | Donald Trump | 48% | 10 | 1,290 | ± 2.7% |
| Public Policy Polling | September 3–6, 2015 | Hillary Clinton | 37% | Jeb Bush | 47% | 10 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Hillary Clinton | 36% | Ben Carson | 54% | 18 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Hillary Clinton | 39% | Ted Cruz | 48% | 9 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Hillary Clinton | 38% | Carly Fiorina | 48% | 10 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Hillary Clinton | 39% | Lindsey Graham | 38% | 1 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Hillary Clinton | 39% | Mike Huckabee | 49% | 10 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Hillary Clinton | 38% | John Kasich | 42% | 4 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Hillary Clinton | 40% | Marco Rubio | 46% | 6 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Hillary Clinton | 39% | Donald Trump | 50% | 11 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Hillary Clinton | 39% | Scott Walker | 48% | 9 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Bernie Sanders | 32% | Jeb Bush | 48% | 16 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Bernie Sanders | 27% | Ben Carson | 51% | 24 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Bernie Sanders | 28% | Carly Fiorina | 45% | 17 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Bernie Sanders | 33% | Lindsey Graham | 39% | 6 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Bernie Sanders | 35% | Donald Trump | 51% | 16 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Bernie Sanders | 30% | Scott Walker | 46% | 16 | 1,115 | |
| Public Policy Polling | September 3–6, 2015 | Joe Biden | 39% | Donald Trump | 51% | 12 | 1,115 | |
| Public Policy Polling | February 12–15, 2015 | Hillary Clinton | 42% | Jeb Bush | 49% | 7 | 868 | ± 3.3% |
| Public Policy Polling | February 12–15, 2015 | Hillary Clinton | 41% | Ben Carson | 48% | 7 | 868 | ± 3.3% |
| Public Policy Polling | February 12–15, 2015 | Hillary Clinton | 41% | Chris Christie | 43% | 2 | 868 | ± 3.3% |
| Public Policy Polling | February 12–15, 2015 | Hillary Clinton | 43% | Ted Cruz | 46% | 3 | 868 | ± 3.3% |
| Public Policy Polling | February 12–15, 2015 | Hillary Clinton | 43% | Lindsey Graham | 45% | 2 | 868 | ± 3.3% |
| Public Policy Polling | February 12–15, 2015 | Hillary Clinton | 41% | Mike Huckabee | 49% | 8 | 868 | ± 3.3% |
| Public Policy Polling | February 12–15, 2015 | Hillary Clinton | 43% | Rand Paul | 45% | 2 | 868 | ± 3.3% |
| Public Policy Polling | February 12–15, 2015 | Hillary Clinton | 43% | Rick Perry | 48% | 5 | 868 | ± 3.3% |
| Public Policy Polling | February 12–15, 2015 | Hillary Clinton | 42% | Scott Walker | 46% | 4 | 868 | ± 3.3% |
| Public Policy Polling | February 12–15, 2015 | Joe Biden | 36% | Jeb Bush | 53% | 17 | 868 | ± 3.3% |
| Public Policy Polling | February 12–15, 2015 | Elizabeth Warren | 34% | Jeb Bush | 50% | 16 | 868 | ± 3.3% |
| NBC News/Marist | February 3–10, 2015 | Hillary Clinton | 45% | Jeb Bush | 48% | 3 | 877 | ± 3.3% |
| NBC News/Marist | February 3–10, 2015 | Hillary Clinton | 46% | Scott Walker | 46% | Tied | 877 | ± 3.3% |
| Harper Polling | October 27–28, 2013 | Hillary Clinton | 38% | Chris Christie | 43% | 5 | 676 | ± 3.77% |
| Harper Polling | October 27–28, 2013 | Hillary Clinton | 42% | Ted Cruz | 41% | 1 | 676 | ± 3.77% |
| Harper Polling | October 27–28, 2013 | Hillary Clinton | 40% | Marco Rubio | 47% | 7 | 676 | ± 3.77% |
Three-way race
| Poll source | Date administered | Democrat | % | Republican | % | Independent/ Third-party candidate | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | September 3–6, 2015 | Hillary Clinton | 34% | Jeb Bush | 25% | Donald Trump | 33% | 1 | 1,115 | |

## Texas

38 electoral votes (Republican in 2008) 55%–44% (Republican in 2012) 57%–41%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| The Texas Lyceum | Sept 8–21, 2015 | Hillary Clinton | 37% | Donald Trump | 39% | 2 | 633 LV | ± 3.9% |
| The Texas Lyceum | Sept 8–21, 2015 | Hillary Clinton | 27% | Jeb Bush | 35% | 8 | 633 LV | ± 3.9% |
| The Texas Lyceum | Sept 8–21, 2015 | Hillary Clinton | 32% | Ted Cruz | 39% | 7 | 633 LV | ± 3.9% |
| The Texas Lyceum | Sept 8–21, 2015 | Hillary Clinton | 34% | Marco Rubio | 27% | 7 | 633 LV | ± 3.9% |
| The Texas Lyceum | Sept 8–21, 2015 | Hillary Clinton | 31% | Scott Walker | 33% | 2 | 633 LV | ± 3.9% |
| The Texas Lyceum | Sept 8–21, 2015 | Hillary Clinton | 38% | Rick Perry | 34% | 4 | 633 LV | ± 3.9% |
| The Texas Lyceum | Sept 8–21, 2015 | Hillary Clinton | 38% | Donald Trump | 33% | 5 | 801 RV | ± 3.35% |
| The Texas Lyceum | Sept 8–21, 2015 | Hillary Clinton | 27% | Jeb Bush | 32% | 5 | 801 RV | ± 3.35% |
| The Texas Lyceum | Sept 8–21, 2015 | Hillary Clinton | 31% | Ted Cruz | 32% | 1 | 801 RV | ± 3.35% |
| The Texas Lyceum | Sept 8–21, 2015 | Hillary Clinton | 32% | Marco Rubio | 22% | 10 | 801 RV | ± 3.35% |
| The Texas Lyceum | Sept 8–21, 2015 | Hillary Clinton | 31% | Scott Walker | 29% | 2 | 801 RV | ± 3.35% |
| The Texas Lyceum | Sept 8–21, 2015 | Hillary Clinton | 37% | Rick Perry | 31% | 6 | 801 RV | ± 3.35% |
| Public Policy Polling | April 10–13, 2014 | Hillary Clinton | 42% | Jeb Bush | 50% | 8 | 559 | ± 4.1% |
| Public Policy Polling | April 10–13, 2014 | Hillary Clinton | 42% | Chris Christie | 44% | 2 | 559 | ± 4.1% |
| Public Policy Polling | April 10–13, 2014 | Hillary Clinton | 43% | Ted Cruz | 50% | 7 | 559 | ± 4.1% |
| Public Policy Polling | April 10–13, 2014 | Hillary Clinton | 42% | Mike Huckabee | 50% | 8 | 559 | ± 4.1% |
| Public Policy Polling | April 10–13, 2014 | Hillary Clinton | 40% | Rand Paul | 50% | 10 | 559 | ± 4.1% |
| Public Policy Polling | April 10–13, 2014 | Hillary Clinton | 44% | Rick Perry | 49% | 5 | 559 | ± 4.1% |
| Public Policy Polling | November 1–4, 2013 | Hillary Clinton | 42% | Jeb Bush | 49% | 7 | 500 | ± 4.4% |
| Public Policy Polling | November 1–4, 2013 | Hillary Clinton | 39% | Chris Christie | 44% | 5 | 500 | ± 4.4% |
| Public Policy Polling | November 1–4, 2013 | Hillary Clinton | 45% | Ted Cruz | 48% | 3 | 500 | ± 4.4% |
| Public Policy Polling | November 1–4, 2013 | Hillary Clinton | 44% | Rand Paul | 48% | 4 | 500 | ± 4.4% |
| Public Policy Polling | November 1–4, 2013 | Hillary Clinton | 47% | Rick Perry | 45% | 2 | 500 | ± 4.4% |
| Public Policy Polling | June 28 – July 1, 2013 | Hillary Clinton | 43% | Jeb Bush | 46% | 3 | 500 | ± 4.4% |
| Public Policy Polling | June 28 – July 1, 2013 | Hillary Clinton | 38% | Chris Christie | 47% | 9 | 500 | ± 4.4% |
| Public Policy Polling | June 28 – July 1, 2013 | Hillary Clinton | 44% | Ted Cruz | 49% | 5 | 500 | ± 4.4% |
| Public Policy Polling | June 28 – July 1, 2013 | Hillary Clinton | 48% | Rick Perry | 44% | 4 | 500 | ± 4.4% |
| Public Policy Polling | January 24–27, 2013 | Hillary Clinton | 45% | Chris Christie | 43% | 2 | 500 | ±4.4% |
| Public Policy Polling | January 24–27, 2013 | Hillary Clinton | 50% | Rick Perry | 42% | 8 | 500 | ±4.4% |
| Public Policy Polling | January 24–27, 2013 | Hillary Clinton | 46% | Marco Rubio | 45% | 1 | 500 | ±4.4% |

## Utah

6 electoral votes (Republican in 2008) 62%–34% (Republican in 2012) 73%–25%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Dan Jones & Associates | December 8–14, 2015 | Hillary Clinton | 28% | Donald Trump | 33% | 5 | 622 | ± 3.93% |
| Dan Jones & Associates | December 8–14, 2015 | Hillary Clinton | 21% | Marco Rubio | 48% | 27 | 622 | ± 3.93% |
| Dan Jones & Associates | December 8–14, 2015 | Hillary Clinton | 22% | Jeb Bush | 47% | 25 | 622 | ± 3.93% |
| Dan Jones & Associates | December 8–14, 2015 | Hillary Clinton | 23% | Ben Carson | 52% | 29 | 622 | ± 3.93% |

## Virginia

13 electoral votes (Democratic in 2008) 53%–46% (Democratic in 2012) 51%–47%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Roanoke College | November 9–13, 2015 | Hillary Clinton | 50% | Donald Trump | 36% | 14 | 601 | ± 4% |
| Roanoke College | November 9–13, 2015 | Hillary Clinton | 46% | Jeb Bush | 39% | 7 | 601 | ± 4% |
| Roanoke College | November 9–13, 2015 | Hillary Clinton | 46% | Carly Fiorina | 39% | 7 | 601 | ± 4% |
| Roanoke College | November 9–13, 2015 | Hillary Clinton | 45% | Marco Rubio | 41% | 4 | 601 | ± 4% |
| Roanoke College | November 9–13, 2015 | Hillary Clinton | 44% | Ben Carson | 44% | Tied | 601 | ± 4% |
| Roanoke College | November 9–13, 2015 | Hillary Clinton | 47% | Ted Cruz | 39% | 8 | 601 | ± 4% |
| Christopher Newport University | September 29 – October 8, 2015 | Hillary Clinton | 47% | Donald Trump | 40% | 7 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Hillary Clinton | 43% | Ben Carson | 49% | 6 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Hillary Clinton | 43% | Carly Fiorina | 47% | 4 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Hillary Clinton | 43% | Jeb Bush | 46% | 3 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Hillary Clinton | 45% | Marco Rubio | 45% | Tied | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Hillary Clinton | 49% | Ted Cruz | 41% | 8 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Hillary Clinton | 42% | Chris Christie | 47% | 5 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Bernie Sanders | 49% | Donald Trump | 37% | 12 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Bernie Sanders | 39% | Ben Carson | 49% | 10 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Bernie Sanders | 39% | Carly Fiorina | 44% | 5 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Bernie Sanders | 41% | Jeb Bush | 46% | 5 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Bernie Sanders | 43% | Marco Rubio | 42% | 1 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Bernie Sanders | 47% | Ted Cruz | 37% | 10 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Bernie Sanders | 41% | Chris Christie | 44% | 3 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Joe Biden | 54% | Donald Trump | 37% | 17 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Joe Biden | 48% | Ben Carson | 44% | 4 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Joe Biden | 48% | Carly Fiorina | 42% | 6 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Joe Biden | 47% | Jeb Bush | 42% | 5 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Joe Biden | 50% | Marco Rubio | 40% | 10 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Joe Biden | 53% | Ted Cruz | 36% | 17 | 1,067 | ± 3.2% |
| Christopher Newport University | September 29 – October 8, 2015 | Joe Biden | 48% | Chris Christie | 41% | 7 | 1,067 | ± 3.2% |
| Roanoke College | August 10–20, 2015 | Hillary Clinton | 43% | Donald Trump | 32% | 11 | 535 | ± 4.24% |
| Roanoke College | August 10–20, 2015 | Hillary Clinton | 42% | Jeb Bush | 40% | 2 | 535 | ± 4.24% |
| Roanoke College | August 10–20, 2015 | Hillary Clinton | 42% | Scott Walker | 38% | 4 | 535 | ± 4.24% |
| Roanoke College | August 10–20, 2015 | Hillary Clinton | 42% | Marco Rubio | 40% | 2 | 535 | ± 4.24% |
| Quinnipiac University | July 9–20, 2015 | Hillary Clinton | 39% | Jeb Bush | 42% | 3 | 1,209 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Hillary Clinton | 40% | Scott Walker | 43% | 3 | 1,209 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Hillary Clinton | 41% | Marco Rubio | 43% | 2 | 1,209 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Joe Biden | 40% | Jeb Bush | 45% | 5 | 1,209 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Joe Biden | 41% | Scott Walker | 45% | 4 | 1,209 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Joe Biden | 41% | Marco Rubio | 45% | 4 | 1,209 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Bernie Sanders | 36% | Jeb Bush | 46% | 10 | 1,209 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Bernie Sanders | 36% | Scott Walker | 44% | 8 | 1,209 | ± 2.8% |
| Quinnipiac University | July 9–20, 2015 | Bernie Sanders | 37% | Marco Rubio | 44% | 7 | 1,209 | ± 2.8% |
| Public Policy Polling | July 13–15, 2015 | Hillary Clinton | 46% | Jeb Bush | 38% | 8 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Hillary Clinton | 47% | Ben Carson | 43% | 4 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Hillary Clinton | 45% | Chris Christie | 39% | 6 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Hillary Clinton | 48% | Ted Cruz | 41% | 7 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Hillary Clinton | 46% | Carly Fiorina | 39% | 7 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Hillary Clinton | 47% | Jim Gilmore | 35% | 12 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Hillary Clinton | 49% | Mike Huckabee | 39% | 10 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Hillary Clinton | 47% | Rand Paul | 42% | 5 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Hillary Clinton | 47% | Marco Rubio | 43% | 4 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Hillary Clinton | 49% | Donald Trump | 39% | 10 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Hillary Clinton | 47% | Scott Walker | 42% | 5 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Bernie Sanders | 39% | Jeb Bush | 40% | 1 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Bernie Sanders | 38% | Marco Rubio | 40% | 2 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Bernie Sanders | 43% | Donald Trump | 39% | 4 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Bernie Sanders | 38% | Scott Walker | 39% | 1 | 1,170 | ± 2.9% |
| Public Policy Polling | July 13–15, 2015 | Jim Webb | 40% | Scott Walker | 37% | 3 | 1,170 | ± 2.9% |
| Christopher Newport University | April 13–24, 2015 | Hillary Clinton | 46% | Jeb Bush | 48% | 2 | 658 | ± 4.6% |
| Christopher Newport University | April 13–24, 2015 | Hillary Clinton | 47% | Chris Christie | 45% | 2 | 658 | ± 4.6% |
| Christopher Newport University | April 13–24, 2015 | Hillary Clinton | 49% | Ted Cruz | 44% | 5 | 658 | ± 4.6% |
| Christopher Newport University | April 13–24, 2015 | Hillary Clinton | 49% | Mike Huckabee | 46% | 3 | 658 | ± 4.6% |
| Christopher Newport University | April 13–24, 2015 | Hillary Clinton | 49% | Rand Paul | 47% | 2 | 658 | ± 4.6% |
| Christopher Newport University | April 13–24, 2015 | Hillary Clinton | 49% | Marco Rubio | 45% | 4 | 658 | ± 4.6% |
| Christopher Newport University | April 13–24, 2015 | Hillary Clinton | 48% | Scott Walker | 43% | 5 | 658 | ± 4.6% |
| Quinnipiac University | March 29–April 7, 2015 | Hillary Clinton | 47% | Jeb Bush | 40% | 7 | 961 | ± 3.2% |
| Quinnipiac University | March 29–April 7, 2015 | Hillary Clinton | 46% | Chris Christie | 40% | 6 | 961 | ± 3.2% |
| Quinnipiac University | March 29–April 7, 2015 | Hillary Clinton | 49% | Ted Cruz | 39% | 10 | 961 | ± 3.2% |
| Quinnipiac University | March 29–April 7, 2015 | Hillary Clinton | 48% | Mike Huckabee | 40% | 8 | 961 | ± 3.2% |
| Quinnipiac University | March 29–April 7, 2015 | Hillary Clinton | 47% | Rand Paul | 43% | 4 | 961 | ± 3.2% |
| Quinnipiac University | March 29–April 7, 2015 | Hillary Clinton | 48% | Marco Rubio | 40% | 8 | 961 | ± 3.2% |
| Quinnipiac University | March 29–April 7, 2015 | Hillary Clinton | 47% | Scott Walker | 40% | 7 | 961 | ± 3.2% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 42% | Jeb Bush | 42% | Tied | 1,074 | ± 3% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 44% | Chris Christie | 39% | 5 | 1,074 | ± 3% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 44% | Mike Huckabee | 41% | 3 | 1,074 | ± 3% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 44% | Rand Paul | 42% | 2 | 1,074 | ± 3% |
| Quinnipiac University | February 5–15, 2015 | Hillary Clinton | 45% | Scott Walker | 40% | 5 | 1,074 | ± 3% |
| Christopher Newport University | January 30 – February 10, 2015 | Hillary Clinton | 48% | Jeb Bush | 43% | 5 | 794 | ± 3.6% |
| Christopher Newport University | January 30 – February 10, 2015 | Hillary Clinton | 49% | Chris Christie | 42% | 7 | 794 | ± 3.6% |
| Christopher Newport University | January 30 – February 10, 2015 | Hillary Clinton | 52% | Mike Huckabee | 42% | 10 | 794 | ± 3.6% |
| Christopher Newport University | January 30 – February 10, 2015 | Hillary Clinton | 52% | Rand Paul | 42% | 10 | 794 | ± 3.6% |
| Christopher Newport University | January 30 – February 10, 2015 | Hillary Clinton | 51% | Marco Rubio | 42% | 9 | 794 | ± 3.6% |
| Christopher Newport University | January 30 – February 10, 2015 | Hillary Clinton | 52% | Paul Ryan | 42% | 10 | 794 | ± 3.6% |
| Roanoke College | September 13–19, 2014 | Hillary Clinton | 47% | Chris Christie | 37% | 10 | 630 | ± 3.9% |
| Roanoke College | September 13–19, 2014 | Hillary Clinton | 51% | Rand Paul | 35% | 16 | 630 | ± 3.9% |
| Roanoke College | September 13–19, 2014 | Hillary Clinton | 50% | Paul Ryan | 37% | 13 | 630 | ± 3.9% |
| Roanoke College | July 14–19, 2014 | Hillary Clinton | 44% | Chris Christie | 34% | 10 | 566 | ± 4.2% |
| Roanoke College | July 14–19, 2014 | Hillary Clinton | 47% | Rand Paul | 37% | 10 | 566 | ± 4.2% |
| Roanoke College | July 14–19, 2014 | Hillary Clinton | 47% | Paul Ryan | 38% | 9 | 566 | ± 4.2% |
| Quinnipiac | March 19–24, 2014 | Hillary Clinton | 47% | Jeb Bush | 39% | 8 | 1,288 | ± 2.7% |
| Quinnipiac | March 19–24, 2014 | Hillary Clinton | 45% | Chris Christie | 41% | 4 | 1,288 | ± 2.7% |
| Quinnipiac | March 19–24, 2014 | Hillary Clinton | 49% | Mike Huckabee | 41% | 8 | 1,288 | ± 2.7% |
| Quinnipiac | March 19–24, 2014 | Hillary Clinton | 48% | Rand Paul | 42% | 6 | 1,288 | ± 2.7% |
| Roanoke College | February 22–28, 2014 | Hillary Clinton | 48% | Chris Christie | 40% | 8 | 707 | ± 3.9% |
| Roanoke College | February 22–28, 2014 | Hillary Clinton | 52% | Rand Paul | 38% | 14 | 707 | ± 3.9% |
| Roanoke College | February 22–28, 2014 | Hillary Clinton | 51% | Paul Ryan | 40% | 11 | 707 | ± 3.9% |
| Christopher Newport University | February 23–28, 2014 | Hillary Clinton | 51% | Jeb Bush | 38% | 13 | 901 | ± 3.3% |
| Christopher Newport University | February 23–28, 2014 | Hillary Clinton | 43% | Chris Christie | 41% | 2 | 901 | ± 3.3% |
| Christopher Newport University | February 23–28, 2014 | Hillary Clinton | 47% | Ted Cruz | 37% | 10 | 901 | ± 3.3% |
| Christopher Newport University | February 23–28, 2014 | Hillary Clinton | 52% | Mike Huckabee | 37% | 15 | 901 | ± 3.3% |
| Christopher Newport University | February 23–28, 2014 | Hillary Clinton | 47% | Rand Paul | 40% | 7 | 901 | ± 3.3% |
| Christopher Newport University | February 23–28, 2014 | Hillary Clinton | 48% | Marco Rubio | 40% | 8 | 901 | ± 3.3% |
| Christopher Newport University | February 23–28, 2014 | Hillary Clinton | 52% | Paul Ryan | 37% | 15 | 901 | ± 3.3% |
| Christopher Newport University | February 23–28, 2014 | Hillary Clinton | 46% | Scott Walker | 35% | 11 | 901 | ± 3.3% |
| Harper Polling | September 15–16, 2013 | Hillary Clinton | 41% | Chris Christie | 41% | Tied | 779 | ± 3.51% |
| Harper Polling | September 15–16, 2013 | Hillary Clinton | 50% | Rand Paul | 41% | 7 | 779 | ± 3.51% |
| Harper Polling | September 15–16, 2013 | Hillary Clinton | 47% | Marco Rubio | 40% | 7 | 779 | ± 3.51% |
| Purple Strategies | September 6–10, 2013 | Hillary Clinton | 42% | Chris Christie | 40% | 2 | 800 | ± 3.5% |
| Purple Strategies | September 6–10, 2013 | Hillary Clinton | 48% | Rand Paul | 41% | 7 | 800 | ± 3.5% |
| Quinnipiac | August 14–19, 2013 | Hillary Clinton | 46% | Chris Christie | 37% | 9 | 1,374 | ± 2.6% |
| Quinnipiac | August 14–19, 2013 | Hillary Clinton | 53% | Ted Cruz | 34% | 17 | 1,374 | ± 2.6% |
| Quinnipiac | August 14–19, 2013 | Joe Biden | 37% | Chris Christie | 44% | 7 | 1,374 | ± 2.6% |
| Quinnipiac | August 14–19, 2013 | Joe Biden | 47% | Ted Cruz | 37% | 10 | 1,374 | ± 2.6% |
| Quinnipiac | July 11–15, 2013 | Hillary Clinton | 45% | Chris Christie | 40% | 5 | 1,030 | ±3.1% |
| Quinnipiac | July 11–15, 2013 | Hillary Clinton | 51% | Rand Paul | 37% | 14 | 1,030 | ±3.1% |
| Quinnipiac | July 11–15, 2013 | Joe Biden | 38% | Chris Christie | 46% | 8 | 1,030 | ±3.1% |
| Quinnipiac | July 11–15, 2013 | Joe Biden | 47% | Rand Paul | 40% | 7 | 1,030 | ±3.1% |
| Public Policy Polling | July 11–14, 2013 | Hillary Clinton | 42% | Chris Christie | 41% | 1 | 601 | ±4% |
| Public Policy Polling | July 11–14, 2013 | Hillary Clinton | 47% | Jeb Bush | 42% | 5 | 601 | ±4% |
| Public Policy Polling | July 11–14, 2013 | Hillary Clinton | 49% | Bob McDonnell | 39% | 10 | 601 | ±4% |
| Public Policy Polling | July 11–14, 2013 | Hillary Clinton | 51% | Rand Paul | 39% | 12 | 601 | ±4% |
| Public Policy Polling | July 11–14, 2013 | Hillary Clinton | 49% | Marco Rubio | 37% | 12 | 601 | ±4% |
| Public Policy Polling | May 24–26, 2013 | Hillary Clinton | 48% | Bob McDonnell | 42% | 6 | 672 | ± 3.8% |
| Public Policy Polling | May 24–26, 2013 | Hillary Clinton | 46% | Marco Rubio | 42% | 4 | 672 | ± 3.8% |
| Quinnipiac | May 8–13, 2013 | Hillary Clinton | 51% | Marco Rubio | 38% | 13 | 1,286 | ±2.7% |
| Quinnipiac | May 8–13, 2013 | Hillary Clinton | 50% | Paul Ryan | 40% | 10 | 1,286 | ±2.7% |
| Quinnipiac | May 8–13, 2013 | Mark Warner | 51% | Marco Rubio | 33% | 18 | 1,286 | ±2.7% |
| Quinnipiac | May 8–13, 2013 | Mark Warner | 50% | Paul Ryan | 37% | 13 | 1,286 | ±2.7% |
| NBC News/Marist | April 28 – May 2, 2012 | Hillary Clinton | 52% | Bob McDonnell | 41% | 11 | 1,095 | ±3% |
| NBC News/Marist | April 28 – May 2, 2012 | Joe Biden | 42% | Bob McDonnell | 49% | 7 | 1,095 | ±3% |
| Public Policy Polling | April 26–29, 2012 | Mark Warner | 50% | Bob McDonnell | 37% | 13 | 680 | ±3.8% |
Three-way race
| Poll Source | Date administered | Democrat | % | Republican | % | Independent/ Third-party candidate | % | Lead margin | Sample size | Margin of error |
| University of Mary Washington | November 4–9, 2015 | Hillary Clinton | 42% | Donald Trump | 36% | Jim Webb | 16% | 6 | 1,006 | ±3.5% |
| University of Mary Washington | November 4–9, 2015 | Hillary Clinton | 39% | Ben Carson | 44% | Jim Webb | 12% | 5 | 1,006 | ±3.5% |
| University of Mary Washington | November 4–9, 2015 | Bernie Sanders | 33% | Donald Trump | 38% | Jim Webb | 20% | 5 | 1,006 | ±3.5% |
| University of Mary Washington | November 4–9, 2015 | Bernie Sanders | 33% | Ben Carson | 42% | Jim Webb | 17% | 9 | 1,006 | ±3.5% |
| University of Mary Washington | November 4–9, 2015 | Hillary Clinton | 42% | Jeb Bush | 24% | Donald Trump | 27% | 15 | 1,006 | ±3.5% |

## Washington

12 electoral votes (Democratic in 2008) 57%–40% (Democratic in 2012) 56%–41%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Gravis Marketing | May 18–19, 2015 | Hillary Clinton | 45% | Jeb Bush | 37% | 8 | 1,032 | ±3% |
| Gravis Marketing | May 18–19, 2015 | Hillary Clinton | 47% | Rand Paul | 42% | 5 | 1,032 | ±3% |
| Gravis Marketing | May 18–19, 2015 | Hillary Clinton | 46% | Scott Walker | 40% | 6 | 1,032 | ±3% |
| Gravis Marketing | May 18–19, 2015 | Hillary Clinton | 46% | Chris Christie | 37% | 9 | 1,032 | ±3% |
| Gravis Marketing | May 18–19, 2015 | Hillary Clinton | 47% | Mike Huckabee | 40% | 7 | 1,032 | ±3% |
| Gravis Marketing | May 18–19, 2015 | Hillary Clinton | 45% | Marco Rubio | 42% | 3 | 1,032 | ±3% |
| Gravis Marketing | May 18–19, 2015 | Hillary Clinton | 48% | Ted Cruz | 40% | 8 | 1,032 | ±3% |
| Public Policy Polling | May 14–17, 2015 | Hillary Clinton | 48% | Jeb Bush | 37% | 11 | 879 | ±3.3% |
| Public Policy Polling | May 14–17, 2015 | Hillary Clinton | 49% | Ben Carson | 39% | 10 | 879 | ±3.3% |
| Public Policy Polling | May 14–17, 2015 | Hillary Clinton | 49% | Chris Christie | 34% | 15 | 879 | ±3.3% |
| Public Policy Polling | May 14–17, 2015 | Hillary Clinton | 50% | Ted Cruz | 38% | 12 | 879 | ±3.3% |
| Public Policy Polling | May 14–17, 2015 | Hillary Clinton | 50% | Mike Huckabee | 37% | 10 | 879 | ±3.3% |
| Public Policy Polling | May 14–17, 2015 | Hillary Clinton | 50% | Rand Paul | 38% | 12 | 879 | ±3.3% |
| Public Policy Polling | May 14–17, 2015 | Hillary Clinton | 50% | Rick Perry | 37% | 13 | 879 | ±3.3% |
| Public Policy Polling | May 14–17, 2015 | Hillary Clinton | 49% | Marco Rubio | 39% | 10 | 879 | ±3.3% |
| Public Policy Polling | May 14–17, 2015 | Hillary Clinton | 49% | Scott Walker | 38% | 10 | 879 | ±3.3% |
| Public Policy Polling | May 14–17, 2015 | Lincoln Chafee | 29% | Scott Walker | 35% | 6 | 879 | ±3.3% |
| Public Policy Polling | May 14–17, 2015 | Martin O'Malley | 31% | Scott Walker | 34% | 3 | 879 | ±3.3% |
| Public Policy Polling | May 14–17, 2015 | Bernie Sanders | 35% | Scott Walker | 35% | Tied | 879 | ±3.3% |
| Public Policy Polling | May 14–17, 2015 | Jim Webb | 32% | Scott Walker | 33% | 1 | 879 | ±3.3% |

## West Virginia

5 electoral votes (Republican in 2008) 56%–43% (Republican in 2012) 62%–36%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Orion Strategies | August 24–25, 2015 | Hillary Clinton | 30% | Donald Trump | 53% | 23 | 406 | ±4.9% |
| Public Policy Polling | September 19–22, 2013 | Hillary Clinton | 38% | Jeb Bush | 52% | 14 | 1,110 | ±2.9% |
| Public Policy Polling | September 19–22, 2013 | Hillary Clinton | 38% | Chris Christie | 47% | 9 | 1,110 | ±2.9% |
| Public Policy Polling | September 19–22, 2013 | Hillary Clinton | 41% | Ted Cruz | 44% | 3 | 1,110 | ±2.9% |
| Public Policy Polling | September 19–22, 2013 | Hillary Clinton | 39% | Rand Paul | 49% | 10 | 1,110 | ±2.9% |
| Public Policy Polling | September 19–22, 2013 | Hillary Clinton | 38% | Paul Ryan | 50% | 12 | 1,110 | ±2.9% |

## Wisconsin

10 electoral votes (Democratic in 2008) 56%–42% (Democratic in 2012) 53%–46%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Let America Work | November 16–18, 2015 | Hillary Clinton | 42% | Marco Rubio | 47% | 5 | 900 | ± 3.3% |
| Marquette University | November 12–15, 2015 | Hillary Clinton | 44% | Ben Carson | 45% | 1 | 803 | ± 4.2% |
| Marquette University | November 12–15, 2015 | Hillary Clinton | 44% | Marco Rubio | 45% | 1 | 803 | ± 4.2% |
| Marquette University | November 12–15, 2015 | Hillary Clinton | 48% | Donald Trump | 38% | 10 | 803 | ± 4.2% |
| Marquette University | November 12–15, 2015 | Bernie Sanders | 47% | Ben Carson | 41% | 6 | 803 | ± 4.2% |
| Marquette University | November 12–15, 2015 | Bernie Sanders | 46% | Marco Rubio | 42% | 4 | 803 | ± 4.2% |
| Marquette University | November 12–15, 2015 | Bernie Sanders | 52% | Donald Trump | 35% | 17 | 803 | ± 4.2% |
| Marquette University | September 24–28, 2015 | Hillary Clinton | 50% | Jeb Bush | 38% | 12 | 803 | ± 4.1% |
| Marquette University | September 24–28, 2015 | Hillary Clinton | 48% | Marco Rubio | 40% | 8 | 803 | ± 4.1% |
| Marquette University | September 24–28, 2015 | Hillary Clinton | 50% | Donald Trump | 36% | 14 | 803 | ± 4.1% |
| Marquette University | September 24–28, 2015 | Bernie Sanders | 49% | Jeb Bush | 39% | 10 | 803 | ± 4.1% |
| Marquette University | September 24–28, 2015 | Bernie Sanders | 49% | Marco Rubio | 36% | 13 | 803 | ± 4.1% |
| Marquette University | September 24–28, 2015 | Bernie Sanders | 53% | Donald Trump | 34% | 19 | 803 | ± 4.1% |
| Marquette University | August 13–16, 2015 | Hillary Clinton | 47% | Jeb Bush | 42% | 5 | 802 | ± 3.5% |
| Marquette University | August 13–16, 2015 | Hillary Clinton | 50% | Ted Cruz | 38% | 12 | 802 | ± 3.5% |
| Marquette University | August 13–16, 2015 | Hillary Clinton | 51% | Donald Trump | 35% | 16 | 802 | ± 3.5% |
| Marquette University | August 13–16, 2015 | Hillary Clinton | 52% | Scott Walker | 42% | 10 | 802 | ± 3.5% |
| The Wisconsin Survey | April 8–17, 2015 | Hillary Clinton | 44% | Scott Walker | 42% | 2 | 600 | ± 4% |
| Marquette University | April 7–10, 2015 | Hillary Clinton | 48.8% | Jeb Bush | 37.9% | 10.9 | 803 | ± 3.5% |
| Marquette University | April 7–10, 2015 | Hillary Clinton | 52.1% | Ted Cruz | 36.4% | 15.7 | 803 | ± 3.5% |
| Marquette University | April 7–10, 2015 | Hillary Clinton | 49% | Rand Paul | 41% | 8 | 803 | ± 3.5% |
| Marquette University | April 7–10, 2015 | Hillary Clinton | 49.5% | Marco Rubio | 37.7% | 11.8 | 803 | ± 3.5% |
| Marquette University | April 7–10, 2015 | Hillary Clinton | 51.5% | Scott Walker | 39.8% | 11.7 | 803 | ± 3.5% |
| Public Policy Polling | March 6–8, 2015 | Hillary Clinton | 49% | Jeb Bush | 39% | 10 | 1,071 | ± 3% |
| Public Policy Polling | March 6–8, 2015 | Hillary Clinton | 49% | Ben Carson | 38% | 11 | 1,071 | ± 3% |
| Public Policy Polling | March 6–8, 2015 | Hillary Clinton | 48% | Chris Christie | 39% | 9 | 1,071 | ± 3% |
| Public Policy Polling | March 6–8, 2015 | Hillary Clinton | 49% | Ted Cruz | 39% | 10 | 1,071 | ± 3% |
| Public Policy Polling | March 6–8, 2015 | Hillary Clinton | 47% | Mike Huckabee | 40% | 7 | 1,071 | ± 3% |
| Public Policy Polling | March 6–8, 2015 | Hillary Clinton | 48% | Rand Paul | 42% | 6 | 1,071 | ± 3% |
| Public Policy Polling | March 6–8, 2015 | Hillary Clinton | 48% | Rick Perry | 40% | 8 | 1,071 | ± 3% |
| Public Policy Polling | March 6–8, 2015 | Hillary Clinton | 48% | Marco Rubio | 40% | 8 | 1,071 | ± 3% |
| Public Policy Polling | March 6–8, 2015 | Hillary Clinton | 52% | Scott Walker | 43% | 9 | 1,071 | ± 3% |
| Public Policy Polling | March 6–8, 2015 | Joe Biden | 48% | Scott Walker | 45% | 3 | 1,071 | ± 3% |
| Public Policy Polling | March 6–8, 2015 | Elizabeth Warren | 48% | Scott Walker | 45% | 3 | 1,071 | ± 3% |
| Gravis Marketing | October 3–4, 2014 | Hillary Clinton | 44% | Paul Ryan | 51% | 7 | 837 | ± 3% |
| Gravis Marketing | September 22–23, 2014 | Hillary Clinton | 47% | Paul Ryan | 46% | 1 | 908 | ± 3% |
| Gravis Marketing | July 31 – August 2, 2014 | Hillary Clinton | 47% | Paul Ryan | 48% | 1 | 1,346 | ± 3% |
| Public Policy Polling | April 17–20, 2014 | Hillary Clinton | 50% | Jeb Bush | 39% | 11 | 1,144 | ± 2.9% |
| Public Policy Polling | April 17–20, 2014 | Hillary Clinton | 49% | Chris Christie | 36% | 13 | 1,144 | ± 2.9% |
| Public Policy Polling | April 17–20, 2014 | Hillary Clinton | 50% | Mike Huckabee | 38% | 12 | 1,144 | ± 2.9% |
| Public Policy Polling | April 17–20, 2014 | Hillary Clinton | 50% | Rand Paul | 39% | 11 | 1,144 | ± 2.9% |
| Public Policy Polling | April 17–20, 2014 | Hillary Clinton | 50% | Paul Ryan | 45% | 5 | 1,144 | ± 2.9% |
| Public Policy Polling | April 17–20, 2014 | Hillary Clinton | 51% | Scott Walker | 44% | 7 | 1,144 | ± 2.9% |
| Marquette University | October 21–24, 2013 | Hillary Clinton | 50% | Chris Christie | 40.3% | 9.7 | 800 | ± 3.5% |
| Marquette University | October 21–24, 2013 | Hillary Clinton | 55.3% | Ted Cruz | 33.4% | 21.9 | 800 | ± 3.5% |
| Marquette University | October 21–24, 2013 | Hillary Clinton | 50.7% | Paul Ryan | 43% | 7.7 | 800 | ± 3.5% |
| Marquette University | October 21–24, 2013 | Hillary Clinton | 53.3% | Scott Walker | 40.6% | 12.7 | 800 | ± 3.5% |
| Public Policy Polling | September 13–16, 2013 | Hillary Clinton | 46% | Jeb Bush | 42% | 4 | 1,180 | ±2.9% |
| Public Policy Polling | September 13–16, 2013 | Hillary Clinton | 43% | Chris Christie | 40% | 3 | 1,180 | ±2.9% |
| Public Policy Polling | September 13–16, 2013 | Hillary Clinton | 48% | Ted Cruz | 37% | 11 | 1,180 | ±2.9% |
| Public Policy Polling | September 13–16, 2013 | Hillary Clinton | 47% | Rand Paul | 42% | 5 | 1,180 | ±2.9% |
| Public Policy Polling | September 13–16, 2013 | Hillary Clinton | 46% | Paul Ryan | 46% | Tied | 1,180 | ±2.9% |
| Public Policy Polling | September 13–16, 2013 | Hillary Clinton | 49% | Scott Walker | 44% | 5 | 1,180 | ±2.9% |
| Marquette University | May 6–9, 2013 | Hillary Clinton | 46.5% | Chris Christie | 40% | 6.5 | 717 | ±3.7% |
| Marquette University | May 6–9, 2013 | Hillary Clinton | 50.8% | Rand Paul | 37.2% | 13.6 | 717 | ±3.7% |
| Marquette University | May 6–9, 2013 | Hillary Clinton | 51.1% | Marco Rubio | 34.9% | 16.2 | 717 | ±3.7% |
| Marquette University | May 6–9, 2013 | Hillary Clinton | 48.5% | Paul Ryan | 43.5% | 5 | 717 | ±3.7% |
| Marquette University | May 6–9, 2013 | Hillary Clinton | 50.2% | Scott Walker | 41.7% | 8.5 | 717 | ±3.7% |
| Public Policy Polling | February 21–24, 2013 | Hillary Clinton | 52% | Marco Rubio | 38% | 14 | 1,799 | ±2.3% |
| Public Policy Polling | February 21–24, 2013 | Hillary Clinton | 51% | Paul Ryan | 43% | 8 | 1,799 | ±2.3% |
| Public Policy Polling | February 21–24, 2013 | Hillary Clinton | 54% | Scott Walker | 41% | 13 | 1,799 | ±2.3% |

## Wyoming

3 electoral votes (Republican in 2008) 65%–33% (Republican in 2012) 69%–28%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | July 19–21, 2013 | Hillary Clinton | 31% | Jeb Bush | 58% | 27 | 1,203 | ±2.8% |
| Public Policy Polling | July 19–21, 2013 | Hillary Clinton | 28% | Chris Christie | 56% | 28 | 1,203 | ±2.8% |
| Public Policy Polling | July 19–21, 2013 | Hillary Clinton | 32% | Rand Paul | 58% | 26 | 1,203 | ±2.8% |
| Public Policy Polling | July 19–21, 2013 | Hillary Clinton | 32% | Marco Rubio | 56% | 24 | 1,203 | ±2.8% |
| Public Policy Polling | July 19–21, 2013 | Hillary Clinton | 32% | Paul Ryan | 59% | 27 | 1,203 | ±2.8% |