# Early/Mid 2012 statewide opinion polling for the 2012 United States presidential election

Statewide polls for the 2012 United States presidential election are as follows. The polls listed here, by state, are from January 1 to August 31, 2012, and provide early data on opinion polling between a possible Republican candidate against incumbent President Barack Obama.
Note that some states had not conducted polling yet or no updated polls were present from January 1 to August 31, 2012.

## Alabama

9 electoral votes (Republican in 2004) 62%–38% (Republican in 2008) 60%–38%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Capital Survey Research Center | August 13–16, 2012 | Barack Obama | 36% | Mitt Romney | 54% | 18 | 452 RV | ±4.6% |
| Capital Survey Research Center | June 7, 18–19, 26–27, 2012 | Barack Obama | 36% | Mitt Romney | 51% | 15 | 551 LV | ±4.2% |

## Arizona

11 electoral votes (Republican in 2004) 55%–44% (Republican in 2008) 53%–45%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | July 23–25, 2012 | Barack Obama | 41% | Mitt Romney | 52% | 11 | 833 RV | ±3.4% |
| Rasmussen Reports/Pulse Opinion Research | June 26, 2012 | Barack Obama | 41% | Mitt Romney | 54% | 13 | 500 LV | ±4.5% |
| Project New America/Public Policy Polling (D) | June 4–5, 2012 | Barack Obama | 46% | Mitt Romney | 49% | 3 | 791 RV | ±3.5% |
| Public Policy Polling | May 17–20, 2012 | Barack Obama | 43% | Mitt Romney | 50% | 7 | 500 RV | ±4.4% |
| DC London/Magellan Strategies (R) | April 30 – May 2, 2012 | Barack Obama | 43% | Mitt Romney | 52% | 9 | 909 LV | ±3.25% |
| Behavior Research Center (Rocky Mountain Poll)) | April 9–17, 2012 | Barack Obama | 42% | Mitt Romney | 40% | 2 | 511 RV | ±4.4% |
| Arizona State University | April 8–14, 2012 | Barack Obama | 40% | Mitt Romney | 42% | 2 | 488 RV | ±4.4% |
| Rasmussen Reports/Pulse Opinion Research | March 13, 2012 | Barack Obama | 40% | Mitt Romney | 51% | 11 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | March 13, 2012 | Barack Obama | 44% | Rick Santorum | 45% | 1 | 500 LV | ±4.5% |
| NBC News/Marist College | February 19–20, 2012 | Barack Obama | 40% | Mitt Romney | 45% | 5 | 2,487 RV | ±1.8% |
| NBC News/Marist College | February 19–20, 2012 | Barack Obama | 41% | Ron Paul | 43% | 2 | 2,487 RV | ±1.8% |
| NBC News/Marist College | February 19–20, 2012 | Barack Obama | 45% | Newt Gingrich | 40% | 5 | 2,487 RV | ±1.8% |
| NBC News/Marist College | February 19–20, 2012 | Barack Obama | 42% | Rick Santorum | 45% | 3 | 2,487 RV | ±1.8% |
| Public Policy Polling | February 17–19, 2012 | Barack Obama | 47% | Mitt Romney | 47% | Tie | 743 RV | ±3.6% |
| Public Policy Polling | February 17–19, 2012 | Barack Obama | 46% | Ron Paul | 42% | 4 | 743 RV | ±3.6% |
| Public Policy Polling | February 17–19, 2012 | Barack Obama | 48% | Newt Gingrich | 44% | 4 | 743 RV | ±3.6% |
| Public Policy Polling | February 17–19, 2012 | Barack Obama | 46% | Rick Santorum | 47% | 1 | 743 RV | ±3.6% |
| Behavior Research Center (Rocky Mountain Poll) | January 5–9, 2012 | Barack Obama | 37% | Mitt Romney | 43% | 6 | 553 RV | ±4.3% |
| Behavior Research Center (Rocky Mountain Poll) | January 5–9, 2012 | Barack Obama | 44% | Ron Paul | 36% | 8 | 553 RV | ±4.3% |
| Behavior Research Center (Rocky Mountain Poll) | January 5–9, 2012 | Barack Obama | 45% | Newt Gingrich | 35% | 10 | 553 RV | ±4.3% |
| Behavior Research Center (Rocky Mountain Poll) | January 5–9, 2012 | Barack Obama | 43% | Rick Santorum | 34% | 9 | 553 RV | ±4.3% |
Three way race
| Poll source | Date administered | Democrat | % | Republican | % | Libertarian | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | May 17–20, 2012 | Barack Obama | 41% | Mitt Romney | 45% | Gary Johnson | 9% | 4 | 500 RV | ±4.4% |

## Arkansas

6 electoral votes (Republican in 2004) 54%–45% (Republican in 2008) 59%–39%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Talk Business/Hendrix College | March 26, 2012 | Barack Obama | 33% | Mitt Romney | 56.5% | 23.5 | 759 LV | ±3.6% |

## California

55 electoral votes (Democratic in 2004) 54%–45% (Democratic in 2008) 61%–37%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Policy Analysis for California Education/USC Rossier School of Education/Tulchin Research | August 3–7, 2012 | Barack Obama | 55.6% | Mitt Romney | 32.7% | 22.9 | 1,041 LV | ±3.0% |
| CBRT/Pepperdine University/M4 Strategies | July 16–17, 2012 | Barack Obama | 51.9% | Mitt Romney | 32.6% | 19.3 | 812 LV | ±3.4% |
| Field Research Corporation (Field Poll) | June 21 – July 2, 2012 | Barack Obama | 55% | Mitt Romney | 37% | 18 | 848 LV | ±3.4% |
| SurveyUSA | May 27–29, 2012 | Barack Obama | 57% | Mitt Romney | 36% | 21 | 1,575 RV | ±2.5% |
| Field Research Corporation (Field Poll) | May 21–29, 2012 | Barack Obama | 48% | Mitt Romney | 32% | 16 | 710 RV | ±3.8% |
| USC Dornsife/Los Angeles Times/Greenberg Quinlan Rosner/American Viewpoint | May 17–21, 2012 | Barack Obama | 56% | Mitt Romney | 37% | 19 | 1,002 RV | ±3.5% |
| Public Policy Institute of California | May 14–20, 2012 | Barack Obama | 50% | Mitt Romney | 39% | 11 | 894 LV | ±4.2% |
| SurveyUSA | March 29, 2012 – April 2, 2012 | Barack Obama | 62% | Mitt Romney | 31% | 31 | 1,995 RV | ±2.2% |
| USC Dornsife/Los Angeles Times/Greenberg Quinlan Rosner/American Viewpoint | March 14–19, 2012 | Barack Obama | 57% | Mitt Romney | 36% | 21 | 1,500 RV | ±2.9% |
| Field Research Corporation (Field Poll) | February 11–18, 2012 | Barack Obama | 55% | Mitt Romney | 35% | 20 | 1,000 RV | ±3.1% |
| Rasmussen Reports/Pulse Opinion Research | February 8–16, 2012 | Barack Obama | 57% | Mitt Romney | 35% | 22 | 500 | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | February 8–16, 2012 | Barack Obama | 58% | Rick Santorum | 30% | 28 | 500 | ±4.5% |
| SurveyUSA | February 8–9, 2012 | Barack Obama | 60% | Mitt Romney | 31% | 29 | 2,088 RV | ±2.1% |
| SurveyUSA | February 8–9, 2012 | Barack Obama | 63% | Newt Gingrich | 27% | 36 | 2,088 RV | ±2.1% |
| SurveyUSA | February 8–9, 2012 | Barack Obama | 61% | Ron Paul | 29% | 31 | 2,088 RV | ±2.1% |
| SurveyUSA | February 8–9, 2012 | Barack Obama | 61% | Rick Santorum | 29% | 32 | 2,088 RV | ±2.1% |

## Colorado

9 electoral votes (Republican in 2004) 52%–47% (Democratic in 2008) 54%–45%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Keating Research/OnSight Public Affairs | August 21–22, 2012 | Barack Obama | 48% | Mitt Romney | 44% | 4 | 500 LV | ±4.4% |
| Purple Strategies | August 13–14, 2012 | Barack Obama | 49% | Mitt Romney | 46% | 3 | 600 LV | ±4.0% |
| Rasmussen Reports/Pulse Opinion Research | August 6, 2012 | Barack Obama | 47% | Mitt Romney | 47% | Tied | 500 LV | ±4.5% |
| Public Policy Polling | August 2–5, 2012 | Barack Obama | 49% | Mitt Romney | 43% | 6 | 779 LV | ±3.5% |
| Purple Strategies | July 9–13, 2012 | Barack Obama | 45% | Mitt Romney | 44% | 1 | 600 LV | ±4.0% |
| Priorities USA Action/Garin-Hart-Yang-Research Group (D) | June 25 – July 5, 2012 | Barack Obama | 49% | Mitt Romney | 42% | 7 | 608 LV | ±4.% |
| We Ask America | June 25, 2012 | Barack Obama | 46.6% | Mitt Romney | 43% | 3.6 | 1,083 LV | ±2.98% |
| Public Policy Polling | June 14–17, 2012 | Barack Obama | 49% | Mitt Romney | 42% | 7 | 799 LV | ±3.5% |
| Rasmussen Reports/Pulse Opinion Research | June 7, 2012 | Barack Obama | 45% | Mitt Romney | 45% | Tied | 500 LV | ±4.5% |
| Purple Strategies | May 31 – June 5, 2012 | Barack Obama | 48% | Mitt Romney | 46% | 2 | 600 LV | ±4.0% |
| NBC News/Marist College | May 22–24, 2012 | Barack Obama | 46% | Mitt Romney | 45% | 1 | 1,030 RV | ±3.0% |
| Project New America/Keating Research/Keating Research/OnSight Public Affairs (D) | May 21–24, 2012 | Barack Obama | 48% | Mitt Romney | 44% | 4 | 601 RV | ±4.0% |
| Purple Strategies | April 19–23, 2012 | Barack Obama | 47% | Mitt Romney | 47% | Tied | Not reported | ±4.1% |
| Public Policy Polling | April 5–7, 2012 | Barack Obama | 53% | Mitt Romney | 40% | 13 | 542 | ±4.2% |
| Public Policy Polling | April 5–7, 2012 | Barack Obama | 55% | Newt Gingrich | 37% | 18 | 542 | ±4.2% |
| Public Policy Polling | April 5–7, 2012 | Barack Obama | 54% | Rick Santorum | 38% | 16 | 542 | ±4.2% |
| Public Policy Polling | April 5–7, 2012 | Barack Obama | 47% | Ron Paul | 42% | 5 | 542 | ±4.2% |
Three way race
| Poll source | Date administered | Democrat | % | Republican | % | Libertarian | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | August 2–5, 2012 | Barack Obama | 46% | Mitt Romney | 42% | Gary Johnson | 4% | 4 | 779 | ±3.5% |
| Public Policy Polling | June 14–17, 2012 | Barack Obama | 47% | Mitt Romney | 39% | Gary Johnson | 7% | 8 | 799 | ±3.5% |

## Connecticut

7 electoral votes (Democratic in 2004) 54%–44% (Democratic in 2008) 61%–38%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Quinnipiac University | August 22–26, 2012 | Barack Obama | 52% | Mitt Romney | 45% | 7 | 1,472 LV | ±2.6% |
| Rasmussen Reports/Pulse Opinion Research | August 21, 2012 | Barack Obama | 51% | Mitt Romney | 43% | 8 | 500 LV | ±4.5% |
| Quinnipiac University | May 29, 2012 – June 3, 2012 | Barack Obama | 50% | Mitt Romney | 38% | 12 | 1,408 | ±2.6% |
| Quinnipiac University | March 14–19, 2012 | Barack Obama | 53% | Mitt Romney | 37% | 16 | 1,622 | ±2.4% |
| Quinnipiac University | March 14–19, 2012 | Barack Obama | 55% | Rick Santorum | 35% | 20 | 1,622 | ±2.4% |

## Florida

29 electoral votes (Republican in 2004) 52%–47% (Democratic in 2008) 51%–48%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| CNN/Time/Opinion Research Corporation | August 22–26, 2012 | Barack Obama | 50% | Mitt Romney | 46% | 4 | 776 LV | ±3.5% |
| CBS News/New York Times/Quinnipiac University | August 15–21, 2012 | Barack Obama | 49% | Mitt Romney | 46% | 3 | 1,241 LV | ±2.8% |
| Gravis Marketing | August 20, 2012 | Barack Obama | 45% | Mitt Romney | 48% | 3 | 728 LV | ±3.8% |
| Foster McCollum White Baydoun/Douglas Fulmer & Associates | August 17, 2012 | Barack Obama | 39.9% | Mitt Romney | 54.46% | 14.56 | 1,503 LV | ±2.53% |
| Rasmussen Reports/Pulse Opinion Research | August 15, 2012 | Barack Obama | 43% | Mitt Romney | 45% | 2 | 500 LV | ±4.5% |
| Purple Strategies | August 13–14, 2012 | Barack Obama | 47% | Mitt Romney | 48% | 1 | 600 LV | ±4.0% |
| CBS News/New York Times/Quinnipiac University | July 24–30, 2012 | Barack Obama | 51% | Mitt Romney | 45% | 6 | 1,177 LV | ±3.0% |
| Public Policy Polling | July 26–29, 2012 | Barack Obama | 48% | Mitt Romney | 47% | 1 | 871 LV | ±3.3% |
| WFLA-TV Tampa/SurveyUSA | July 17–19, 2012 | Barack Obama | 48% | Mitt Romney | 43% | 5 | 647 LV | ±3.9% |
| Purple Strategies | July 9–13, 2012 | Barack Obama | 45% | Mitt Romney | 48% | 3 | 600 LV | ±4.0% |
| Mason-Dixon Polling & Research | July 9–11, 2012 | Barack Obama | 46% | Mitt Romney | 45% | 1 | 800 RV | ±3.5% |
| Rasmussen Reports/Pulse Opinion Research | July 9, 2012 | Barack Obama | 45% | Mitt Romney | 46% | 1 | 500 LV | ±4.5% |
| Priorities USA/Garin-Hart-Yang Research Group (D) | June 25 – July 3, 2012 | Barack Obama | 48% | Mitt Romney | 44% | 4 | 608 LV | ±4.0% |
| We Ask America | July 1–2, 2012 | Barack Obama | 46.1% | Mitt Romney | 45.3% | 0.8 | 1,127 LV | ±2.9% |
| Quinnipiac University | June 19–25, 2012 | Barack Obama | 45% | Mitt Romney | 41% | 4 | 1,200 RV | ±2.8% |
| Quinnipiac University | June 12–18, 2012 | Barack Obama | 46% | Mitt Romney | 42% | 4 | 1,697 RV | ±2.4% |
| Purple Strategies | May 31, 2012 – June 5, 2012 | Barack Obama | 45% | Mitt Romney | 49% | 4 | 600 LV | ±4.0% |
| Public Policy Polling | May 31 – June 3, 2012 | Barack Obama | 50% | Mitt Romney | 46% | 4 | 642 RV | ±3.9% |
| Quinnipiac University | May 15–21, 2012 | Barack Obama | 41% | Mitt Romney | 47% | 6 | 1,722 RV | ±2.4% |
| NBC News/Marist College | May 17–20, 2012 | Barack Obama | 48% | Mitt Romney | 44% | 4 | 1,078 RV | ±3.0% |
| Suffolk University/7News | May 6–8, 2012 | Barack Obama | 46% | Mitt Romney | 45% | 1 | 600 RV | ±4% |
| Quinnipiac University | April 25 – May 1, 2012 | Barack Obama | 43% | Mitt Romney | 44% | 1 | 1,169 RV | ±2.9% |
| Rasmussen Reports/Pulse Opinion Research | April 25, 2012 | Barack Obama | 45% | Mitt Romney | 46% | 1 | 500 LV | ±4.5% |
| Purple Strategies | April 19–23, 2012 | Barack Obama | 45% | Mitt Romney | 47% | 2 | 600 LV | ±4.1% |
| Fox News/Anderson Robbins/Shaw & Company | April 15–17, 2012 | Barack Obama | 45% | Mitt Romney | 43% | 2 | 757 RV | ±4.0% |
| Public Policy Polling | April 12–15, 2012 | Barack Obama | 52% | Newt Gingrich | 40% | 8 | 700 LV | ±3.7% |
| Public Policy Polling | April 12–15, 2012 | Barack Obama | 50% | Ron Paul | 40% | 10 | 700 LV | ±3.7% |
| Public Policy Polling | April 12–15, 2012 | Barack Obama | 50% | Mitt Romney | 45% | 5 | 700 LV | ±3.7% |
| Quinnipiac University | March 20–26, 2012 | Barack Obama | 49% | Mitt Romney | 42% | 7 | 1,228 RV | ±2.8% |
| Quinnipiac University | March 20–26, 2012 | Barack Obama | 50% | Rick Santorum | 37% | 13 | 1,228 RV | ±2.8% |
| Rasmussen Reports/Pulse Opinion Research | March 13, 2012 | Barack Obama | 46% | Mitt Romney | 43% | 3 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | March 13, 2012 | Barack Obama | 45% | Rick Santorum | 43% | 2 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | February 9, 2012 | Barack Obama | 47% | Mitt Romney | 44% | 3 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | February 9, 2012 | Barack Obama | 47% | Rick Santorum | 46% | 1 | 500 LV | ±4.5% |
| NBC News/Marist College | January 25–27, 2012 | Barack Obama | 49% | Mitt Romney | 41% | 8 | 1,739 LV | ±2.7% |
| NBC News/Marist College | January 25–27, 2012 | Barack Obama | 52% | Newt Gingrich | 35% | 17 | 1,739 LV | ±2.7% |
| NBC News/Marist College | January 25–27, 2012 | Barack Obama | 50% | Ron Paul | 36% | 14 | 1,739 LV | ±2.7% |
| NBC News/Marist College | January 25–27, 2012 | Barack Obama | 50% | Rick Santorum | 35% | 15 | 1,739 LV | ±2.7% |
| Mason-Dixon Research & Polling/Miami Herald/El Nuevo Herald | January 24–26, 2012 | Barack Obama | 44% | Mitt Romney | 48% | 4 | 800 LV | ±3.5% |
| Mason-Dixon Research & Polling/Miami Herald/El Nuevo Herald | January 24–26, 2012 | Barack Obama | 50% | Newt Gingrich | 41% | 9 | 800 LV | ±3.5% |
| Mason-Dixon Research & Polling/Miami Herald/El Nuevo Herald | January 24–26, 2012 | Barack Obama | 50% | Rick Santorum | 39% | 11 | 800 LV | ±3.5% |
| Suffolk University | January 22–24, 2012 | Barack Obama | 42% | Mitt Romney | 47% | 5 | 600 RV | Not reported |
| Suffolk University | January 22–24, 2012 | Barack Obama | 49% | Newt Gingrich | 40% | 9 | 600 RV | Not reported |
| Quinnipiac University | January 19–23, 2012 | Barack Obama | 45% | Mitt Romney | 45% | Tied | 1,518 RV | ±2.5% |
| Quinnipiac University | January 19–23, 2012 | Barack Obama | 50% | Newt Gingrich | 39% | 11 | 1,518 RV | ±2.5% |
| Quinnipiac University | January 19–23, 2012 | Barack Obama | 47% | Ron Paul | 39% | 8 | 1,518 RV | ±2.5% |
| Quinnipiac University | January 19–23, 2012 | Barack Obama | 49% | Rick Santorum | 40% | 9 | 1,518 RV | ±2.5% |
| Everglades Foundation/Tarrance Group (R) | January 4–8, 2012 | Barack Obama | 46% | Mitt Romney | 45% | 1 | 607 LV | ±4.1% |
| Quinnipiac University | January 4–8, 2012 | Barack Obama | 43% | Mitt Romney | 46% | 3 | 1,412 RV | ±2.8% |
| Quinnipiac University | January 4–8, 2012 | Barack Obama | 45% | Rick Santorum | 43% | 2 | 1,412 RV | ±2.8% |
Three way race
| Poll source | Date administered | Democrat | % | Republican | % | Libertarian | % | Lead margin | Sample size | Margin of error |
| Mason Dixon | July 9–11, 2012 | Barack Obama | 46% | Mitt Romney | 45% | Gary Johnson | 2% | 1 | 800 | ±3.5% |

## Georgia

16 electoral votes (Republican in 2004) 58%–41% (Republican in 2008) 52%–47%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| 20/20 Insight | August 15–18, 2012 | Barack Obama | 46% | Mitt Romney | 49% | 3 | 1,158 LV | ±2.9% |
| Majority Opinion Research/InsiderAdvantage | May 22, 2012 | Barack Obama | 40% | Mitt Romney | 52% | 12 | 438 | Not reported |
| Rosetta Stone Communications/Landmark Communications | May 10, 2012 | Barack Obama | 40.2% | Mitt Romney | 51.1% | 10.9 | 600 RV | ±4.0% |
| SurveyUSA | February 23–26, 2012 | Barack Obama | 44% | Newt Gingrich | 48% | 4 | 1,156 RV | ±2.9% |
| SurveyUSA | February 23–26, 2012 | Barack Obama | 42% | Mitt Romney | 49% | 7 | 1,156 RV | ±2.9% |
| SurveyUSA | February 23–26, 2012 | Barack Obama | 43% | Rick Santorum | 47% | 4 | 1,156 RV | ±2.9% |
| SurveyUSA | February 23–26, 2012 | Barack Obama | 43% | Ron Paul | 46% | 3 | 1,156 RV | ±2.9% |

## Illinois

20 electoral votes (Democratic in 2004) 55%–45% (Democratic in 2008) 62%–37%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Crain's Chicago Business/Ipsos | July 16–22, 2012 | Barack Obama | 51% | Mitt Romney | 31% | 20 | 600 | ±4.7% |
| WGN-TV/Chicago Tribune | February 2–6, 2012 | Barack Obama | 56% | Mitt Romney | 35% | 21 | 600 | ±4.0% |

## Indiana

11 electoral votes (Republican in 2004) 60%–39% (Democratic in 2008) 50%–49%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Rasmussen Reports/Pulse Opinion Research | July 31 – August 1, 2012 | Barack Obama | 35% | Mitt Romney | 51% | 16 | 400 LV | ±5.0% |
| Rasmussen Reports/Pulse Opinion Research | May 25, 2012 | Barack Obama | 42% | Mitt Romney | 48% | 6 | 600 LV | ±4.0% |
| Howey Politics/DePauw University/Bellwether Research/Garin-Hart-Yang Research Group | March 26–27, 2012 | Barack Obama | 40% | Mitt Romney | 49% | 9 | 503 LV | ±4.5% |
| Howey Politics/DePauw University/Bellwether Research/Garin-Hart-Yang Research Group | March 26–27, 2012 | Barack Obama | 41% | Rick Santorum | 46% | 5 | 503 LV | ±4.5% |

## Iowa

6 electoral votes (Republican in 2004) 50%–49% (Democratic in 2008) 54%–44%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | August 23–26, 2012 | Barack Obama | 47% | Mitt Romney | 45% | 2 | 1,244 LV | ±2.8% |
| Rasmussen Reports/Pulse Opinion Research | August 8, 2012 | Barack Obama | 44% | Mitt Romney | 46% | 2 | 500 LV | ±4.5% |
| Public Policy Polling | July 12–15, 2012 | Barack Obama | 48% | Mitt Romney | 43% | 5 | 1,131 RV | ±2.91% |
| We Ask America | June 18, 2012 | Barack Obama | 45% | Mitt Romney | 44% | 1 | 1,086 LV | ±3.0% |
| Rasmussen Reports/Pulse Opinion Research | June 11, 2012 | Barack Obama | 46% | Mitt Romney | 47% | 1 | 500 LV | ±4.5% |
| NBC News/Marist College | May 22–24, 2012 | Barack Obama | 44% | Mitt Romney | 44% | Tied | 1,106 RV | ±3.0% |
| Public Policy Polling | May 3–6, 2012 | Barack Obama | 47% | Ron Paul | 39% | 8 | 1,181 RV | ±2.85% |
| Public Policy Polling | May 3–6, 2012 | Barack Obama | 51% | Mitt Romney | 41% | 10 | 1,181 RV | ±2.85% |
| Des Moines Register/Selzer & Co. | February 12–15, 2012 | Barack Obama | 51% | Newt Gingrich | 37% | 14 | 611 LV | ±3.5% |
| Des Moines Register/Selzer & Co. | February 12–15, 2012 | Barack Obama | 44% | Mitt Romney | 46% | 2 | 611 LV | ±3.5% |
| Des Moines Register/Selzer & Co. | February 12–15, 2012 | Barack Obama | 42% | Ron Paul | 49% | 7 | 611 LV | ±3.5% |
| Des Moines Register/Selzer & Co. | February 12–15, 2012 | Barack Obama | 44% | Rick Santorum | 48% | 4 | 611 LV | ±3.5% |

## Maine

4 electoral votes (Democratic in 2004) 53%–45% (Democratic in 2008) 58%–40%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Portland Press Herald/Critical Insights | June 20–25, 2012 | Barack Obama | 49% | Mitt Romney | 35% | 14 | 615 RV | ±4.0% |
| MassINC Polling Group | June 13–14, 2012 | Barack Obama | 48% | Mitt Romney | 34% | 14 | 506 LV | ±4.4% |
| Critical Insights | May 2–7, 2012 | Barack Obama | 50% | Mitt Romney | 42% | 8 | 600 RV | ±4.0% |
| Public Policy Polling | March 2–4, 2012 | Barack Obama | 54% | Ron Paul | 38% | 16 | 1,256 RV | ±2.8% |
| Public Policy Polling | March 2–4, 2012 | Barack Obama | 58% | Rick Santorum | 35% | 23 | 1,256 RV | ±2.8% |
| Public Policy Polling | March 2–4, 2012 | Barack Obama | 60% | Newt Gingrich | 32% | 28 | 1,256 RV | ±2.8% |
| Public Policy Polling | March 2–4, 2012 | Barack Obama | 58% | Mitt Romney | 35% | 23 | 1,256 RV | ±2.8% |

## Maryland

10 electoral votes (Democratic in 2004) 56%–43% (Democratic in 2008) 61%–38%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Marylanders for Marriage Equality/Public Policy Polling (D) | May 14–16, 2012 | Barack Obama | 58% | Mitt Romney | 35% | 23 | 852 LV | ±3.4% |

## Massachusetts

11 electoral votes (Democratic in 2004) 62%–37% (Democratic in 2008) 62%–36%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Kimball Political Consulting | August 21, 2012 | Barack Obama | 52% | Mitt Romney | 41% | 11 | 592 LV | ±4% |
| Public Policy Polling | August 16–19, 2012 | Barack Obama | 55% | Mitt Romney | 39% | 16 | 1,115LV | ±2.9% |
| Public Policy Polling | June 22–24, 2012 | Barack Obama | 55% | Mitt Romney | 39% | 16 | 902LV | ±3.3% |
| Western New England University | May 29–31, 2012 | Barack Obama | 56% | Mitt Romney | 34% | 22 | 504 LV | ±4.4% |
| The Boston Globe/University of New Hampshire | May 25–31, 2012 | Barack Obama | 46% | Mitt Romney | 34% | 12 | 651 LV | ±3.8% |
| Suffolk University | May 20–22, 2012 | Barack Obama | 59% | Mitt Romney | 34% | 25 | 600 LV | ±4% |
| Rasmussen Reports/Pulse Opinion Research | May 7, 2012 | Barack Obama | 56% | Mitt Romney | 35% | 21 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | April 9, 2012 | Barack Obama | 51% | Mitt Romney | 40% | 11 | 500 LV | ±4.5% |
| The Boston Globe/University of New Hampshire | March 21–27, 2012 | Barack Obama | 49% | Mitt Romney | 33% | 16 | 544 LV | ±4.4% |
| Public Policy Polling | March 16–18, 2012 | Barack Obama | 62% | Newt Gingrich | 28% | 34 | 936 RV | ±3.2% |
| Public Policy Polling | March 16–18, 2012 | Barack Obama | 58% | Ron Paul | 30% | 28 | 936 RV | ±3.2% |
| Public Policy Polling | March 16–18, 2012 | Barack Obama | 58% | Mitt Romney | 35% | 23 | 936 RV | ±3.2% |
| Public Policy Polling | March 16–18, 2012 | Barack Obama | 61% | Rick Santorum | 29% | 32 | 936 RV | ±3.2% |
| MassLive.com/The Republican/Western New England University | February 23 – March 1, 2012 | Barack Obama | 60% | Mitt Romney | 34% | 26 | 527 RV | ±4.3% |
| Rasmussen Reports/Pulse Opinion Research | February 29, 2012 | Barack Obama | 55% | Mitt Romney | 38% | 17 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | February 29, 2012 | Barack Obama | 58% | Rick Santorum | 32% | 26 | 500 LV | ±4.5% |
| Suffolk University | February 11–15, 2012 | Barack Obama | 63% | Newt Gingrich | 27% | 36 | 600 LV | ±4.0% |
| Suffolk University | February 11–15, 2012 | Barack Obama | 53% | Mitt Romney | 39% | 14 | 600 LV | ±4.0% |
| Suffolk University | February 11–15, 2012 | Barack Obama | 59% | Rick Santorum | 32% | 27 | 600 LV | ±4.0% |
| Suffolk University | February 11–15, 2012 | Barack Obama | 60% | Ron Paul | 26% | 34 | 600 LV | ±4.0% |
| Mass Insight Global Partnerships/Opinion Dynamics Corporation | January 31 – February 4, 2012 | Barack Obama | 56% | Mitt Romney | 38% | 18 | 456 RV | ±4.6% |
Four Way race
| Poll source | Date administered | Democrat | % | Republican | % | Green | % | Libertarian | % | Lead margin |
| Public Policy Polling Margin of error: ±3.3% Sample size: 902LV | June 22–24, 2012 | Barack Obama | 53% | Mitt Romney | 38% | Jill Stein | 3% | Gary Johnson | 1% | 15 |

## Michigan

16 electoral votes (Democratic in 2004) 51%–48% (Democratic in 2008) 57%–41%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| EPIC-MRA | August 28, 2012 | Barack Obama | 49% | Mitt Romney | 46% | 3 | 1200 LV | ±2.6% |
| Mitchell Research & Communications | August 23, 2012 | Barack Obama | 46.6% | Mitt Romney | 47.7% | 0.1 | 1277 LV | ±2.74% |
| Detroit News/Glengariff Group | August 18–20, 2012 | Barack Obama | 47.5% | Mitt Romney | 42.0% | 5.5 | 600 LV | ±4.0% |
| Foster McCollum White & Associates/Baydoun Consulting | August 16, 2012 | Barack Obama | 44% | Mitt Romney | 48% | 4 | 1,733 LV | ±2.35% |
| Mitchell Research & Communications | August 13, 2012 | Barack Obama | 49% | Mitt Romney | 44% | 5 | 1,079 LV | ±2.98% |
| EPIC-MRA | July 24–31, 2012 | Barack Obama | 48% | Mitt Romney | 42% | 6 | 600 LV | ±3.5% |
| Mitchell Research & Communications | July 23, 2012 | Barack Obama | 44% | Mitt Romney | 45% | 1 | 825 LV | ±3.4% |
| Rasmussen Reports/Pulse Opinion Research | July 23, 2012 | Barack Obama | 48% | Mitt Romney | 42% | 6 | 500 LV | ±4.5% |
| Public Policy Polling | July 21–23, 2012 | Barack Obama | 53% | Mitt Romney | 39% | 14 | 579 RV | ±4.1% |
| NBC News/Marist College | June 24–25, 2012 | Barack Obama | 47% | Mitt Romney | 43% | 4 | 1,078 RV | ±3.0% |
| Mitchell Research & Communications | June 18, 2012 | Barack Obama | 47% | Mitt Romney | 46% | 1 | 750 LV | ±3.58% |
| We Ask America | June 18, 2012 | Barack Obama | 43% | Mitt Romney | 45% | 2 | 1,010LV | ±3.0% |
| Lambert, Edwards & Associates/Denno Research | June 14–15, 2012 | Barack Obama | 40% | Mitt Romney | 40% | Tied | 600 LV | ±4% |
| Rasmussen Reports/Pulse Opinion Research | June 14, 2012 | Barack Obama | 50% | Mitt Romney | 42% | 8 | 500 LV | ±4.5% |
| Baydoun Consulting/Foster McCollum White & Associates | June 12, 2012 | Barack Obama | 46.89% | Mitt Romney | 45.48% | 1.41 | 1,783 | ±2.32% |
| EPIC-MRA | June 2–5, 2012 | Barack Obama | 45% | Mitt Romney | 46% | 1 | 600 LV | ±4% |
| Public Policy Polling | May 24–27, 2012 | Barack Obama | 53% | Mitt Romney | 39% | 14 | 500 RV | ±4.4% |
| Glengariff Group | May 10–11, 2012 | Barack Obama | 45% | Mitt Romney | 40% | 5 | 600 LV | ±4% |
| EPIC-MRA | March 31 – April 3, 2012 | Barack Obama | 47% | Mitt Romney | 43% | 4 | 600 LV | ±4% |
| Marketing Resource Group | March 14–19, 2012 | Barack Obama | 49% | Mitt Romney | 42% | 7 | 600 LV | ±4% |
| NBC News/Marist College | February 19–20, 2012 | Barack Obama | 55% | Rick Santorum | 29% | 26 | 3,149 RV | ±1.8% |
| NBC News/Marist College | February 19–20, 2012 | Barack Obama | 56% | Newt Gingrich | 28% | 28 | 3,149 RV | ±1.8% |
| NBC News/Marist College | February 19–20, 2012 | Barack Obama | 53% | Ron Paul | 31% | 22 | 3,149 RV | ±1.8% |
| NBC News/Marist College | February 19–20, 2012 | Barack Obama | 51% | Mitt Romney | 33% | 18 | 3,149 RV | ±1.8% |
| Public Policy Polling | February 10–12, 2012 | Barack Obama | 50% | Rick Santorum | 39% | 11 | 560 RV | ±4.14% |
| Public Policy Polling | February 10–12, 2012 | Barack Obama | 56% | Newt Gingrich | 34% | 22 | 560 RV | ±4.14% |
| Public Policy Polling | February 10–12, 2012 | Barack Obama | 52% | Ron Paul | 34% | 18 | 560 RV | ±4.14% |
| Public Policy Polling | February 10–12, 2012 | Barack Obama | 54% | Mitt Romney | 38% | 16 | 560 RV | ±4.14% |
| Detroit Free Press/EPIC-MRA | January 21–25, 2012 | Barack Obama | 51% | Newt Gingrich | 38% | 13 | 600 LV | ±4% |
| Detroit Free Press/EPIC-MRA | January 21–25, 2012 | Barack Obama | 48% | Mitt Romney | 40% | 8 | 600 LV | ±4% |

## Minnesota

10 electoral votes (Democratic in 2004) 51%–48% (Democratic in 2008) 54%–44%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| KSTP-TV Minneapolis/SurveyUSA | July 17–19, 2012 | Barack Obama | 46% | Mitt Romney | 40% | 6 | 552 LV | ±4.3% |
| Public Policy Polling | May 31 – June 3, 2012 | Barack Obama | 54% | Mitt Romney | 39% | 15 | 973 RV | ±3.1% |
| KSTP-TV Minneapolis/Survey USA | May 9–10, 2012 | Barack Obama | 52% | Mitt Romney | 38% | 14 | 516 RV | ±4.4% |
| KSTP-TV Minneapolis/Survey USA | January 31 – February 2, 2012 | Barack Obama | 49% | Mitt Romney | 36% | 13 | 542 RV | ±4.3% |
| KSTP-TV Minneapolis/Survey USA | January 31 – February 2, 2012 | Barack Obama | 55% | Newt Gingrich | 29% | 26 | 542 RV | ±4.3% |
| KSTP-TV Minneapolis/Survey USA | January 31 – February 2, 2012 | Barack Obama | 48% | Ron Paul | 37% | 11 | 542 RV | ±4.3% |
| KSTP-TV Minneapolis/Survey USA | January 31 – February 2, 2012 | Barack Obama | 51% | Rick Santorum | 32% | 19 | 542 RV | ±4.3% |
| Public Policy Polling | January 21–22, 2012 | Barack Obama | 54% | Newt Gingrich | 39% | 15 | 1,236 RV | ±2.8% |
| Public Policy Polling | January 21–22, 2012 | Barack Obama | 52% | Rick Santorum | 40% | 12 | 1,236 RV | ±2.8% |
| Public Policy Polling | January 21–22, 2012 | Barack Obama | 51% | Ron Paul | 38% | 13 | 1,236 RV | ±2.8% |
| Public Policy Polling | January 21–22, 2012 | Barack Obama | 51% | Mitt Romney | 41% | 10 | 1,236 RV | ±2.8% |

## Missouri

10 electoral votes (Republican in 2004) 53%–46% (Republican in 2008) 49%–49%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | August 28–29, 2012 | Barack Obama | 41% | Mitt Romney | 53% | 12 | 621 LV | ±3.9% |
| St. Louis Post-Dispatch/Mason-Dixon Polling & Research | August 22–23, 2012 | Barack Obama | 43% | Mitt Romney | 50% | 7 | 625 LV | ±4.0% |
| Rasmussen Reports/Pulse Opinion Research | August 22, 2012 | Barack Obama | 47% | Mitt Romney | 46% | 1 | 500 LV | ±4.5% |
| Public Policy Polling | August 20, 2012 | Barack Obama | 42% | Mitt Romney | 52% | 10 | 500 LV | ±4.4% |
| KSDK-TV St. Louis/KSHB-TV Kansas City/KSPR-TV Springfield/KYTV-TV Springfield/SurveyUSA | August 9–12, 2012 | Barack Obama | 44% | Mitt Romney | 45% | 1 | 585 LV | ±4.1% |
| Missouri Scout/Chilenski Strategies | August 8, 2012 | Barack Obama | 47% | Mitt Romney | 48% | 1 | 663LV | ±3.8% |
| Rasmussen Reports/Pulse Opinion Research | July 30, 2012 | Barack Obama | 44% | Mitt Romney | 50% | 6 | 500 LV | ±4.5% |
| We Ask America | July 24, 2012 | Barack Obama | 39.73% | Mitt Romney | 49.01% | 9.28 | 1,172 LV | ±3.0% |
| Rasmussen Reports/Pulse Opinion Research | June 7, 2012 | Barack Obama | 42% | Mitt Romney | 49% | 7 | 500 LV | ±4.5% |
| Public Policy Polling | May 24–27, 2012 | Barack Obama | 45% | Mitt Romney | 44% | 1 | 602 RV | ±4.0% |
| Rasmussen Reports/Pulse Opinion Research | April 17, 2012 | Barack Obama | 45% | Mitt Romney | 48% | 3 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | March 14–15, 2012 | Barack Obama | 42% | Rick Santorum | 51% | 9 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | March 14–15, 2012 | Barack Obama | 41% | Mitt Romney | 50% | 9 | 500 LV | ±4.5% |
| Public Policy Polling | January 27–29, 2012 | Barack Obama | 49% | Newt Gingrich | 42% | 7 | 582 RV | ±4.1% |
| Public Policy Polling | January 27–29, 2012 | Barack Obama | 45% | Ron Paul | 43% | 2 | 582 RV | ±4.1% |
| Public Policy Polling | January 27–29, 2012 | Barack Obama | 45% | Mitt Romney | 45% | Tied | 582 RV | ±4.1% |
| Public Policy Polling | January 27–29, 2012 | Barack Obama | 47% | Rick Santorum | 44% | 3 | 582 RV | ±4.1% |
Three way race
| Poll source | Date administered | Democrat | % | Republican | % | Libertarian | % | Lead margin | Sample size | Margin of error |
| Capitol Correspondent/North Star Campaign Systems/North Star Campaign Systems/Gravis Marketing (R) | August 23, 2012 | Barack Obama | 36.1% | Mitt Romney | 53.1% | Gary Johnson | 4.1% | 17 | 1,057 A | ±3.4% |
| We Ask America | July 24, 2012 | Barack Obama | 39.7% | Mitt Romney | 49.0% | Gary Johnson | 2.1% | 9.3 | 1,172 LV | ±3.0% |

## Montana

3 electoral votes (Republican in 2004) 59%–39% (Republican in 2008) 49%–47%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Rasmussen Reports/Pulse Opinion Research | August 20, 2012 | Barack Obama | 38% | Mitt Romney | 55% | 17 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | June 18, 2012 | Barack Obama | 42% | Mitt Romney | 51% | 9 | 500 | ±5.0% |
| Rasmussen Reports/Pulse Opinion Research | May 2, 2012 | Barack Obama | 44% | Mitt Romney | 51% | 7 | 450 LV | ±5.0% |
| Public Policy Polling | April 26–29, 2012 | Barack Obama | 43% | Mitt Romney | 48% | 5 | 934 RV | ±3.2% |
| Public Policy Polling | April 26–29, 2012 | Barack Obama | 41% | Ron Paul | 49% | 8 | 934 RV | ±3.2% |
| Public Policy Polling | April 26–29, 2012 | Barack Obama | 45% | Newt Gingrich | 45% | Tie | 934 RV | ±3.2% |
| Rasmussen Reports/Pulse Opinion Research | February 22, 2012 | Barack Obama | 41% | Mitt Romney | 48% | 7 | 500 RV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | February 22, 2012 | Barack Obama | 41% | Rick Santorum | 45% | 4 | 500 RV | ±4.5% |
Three way race
| Poll source | Date administered | Democrat | % | Republican | % | Libertarian | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | April 26–29, 2012 | Barack Obama | 41% | Mitt Romney | 43% | Gary Johnson | 8% | 2 | 934 | ±3.2% |

## Nebraska

5 electoral votes (Republican in 2004) 66%–33% (Republican in 2008) 57%–42%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Rasmussen Reports/Pulse Opinion Research | May 16, 2012 | Barack Obama | 39% | Mitt Romney | 53% | 14 | 500 LV | ±4.5% |
| Public Policy Polling | March 22–25, 2012 | Barack Obama | 39% | Mitt Romney | 51% | 12 | 1,028 RV | ±3.1% |
| Public Policy Polling | March 22–25, 2012 | Barack Obama | 38% | Rick Santorum | 55% | 17 | 1,028 RV | ±3.1% |
| Public Policy Polling | March 22–25, 2012 | Barack Obama | 40% | Newt Gingrich | 49% | 9 | 1,028 RV | ±3.1% |
| Public Policy Polling | March 22–25, 2012 | Barack Obama | 37% | Ron Paul | 49% | 12 | 1,028 RV | ±3.1% |
| Rasmussen Reports/Pulse Opinion Research | March 5, 2012 | Barack Obama | 35% | Mitt Romney | 52% | 17 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | March 5, 2012 | Barack Obama | 37% | Rick Santorum | 49% | 12 | 500 LV | ±4.5% |
Second congressional district
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | March 22–25, 2012 | Barack Obama | 45% | Mitt Romney | 46% | 1 | Not reported | Not reported |
| Public Policy Polling | March 22–25, 2012 | Barack Obama | 47% | Rick Santorum | 47% | Tied | Not reported | Not reported |
| Public Policy Polling | March 22–25, 2012 | Barack Obama | 46% | Newt Gingrich | 44% | 2 | Not reported | Not reported |
| Public Policy Polling | March 22–25, 2012 | Barack Obama | 42% | Ron Paul | 44% | 2 | Not reported | Not reported |

## Nevada

6 electoral votes (Republican in 2004) 51%–48% (Democratic in 2008) 55%–43%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | August 23–26, 2012 | Barack Obama | 50% | Mitt Romney | 47% | 3 | 831 LV | ±3.4% |
| Las Vegas Review-Journal/SurveyUSA | August 16–21, 2012 | Barack Obama | 47% | Mitt Romney | 45% | 2 | 869 LV | ±3.4% |
| Rasmussen Reports/Pulse Opinion Research | July 24, 2012 | Barack Obama | 50% | Mitt Romney | 45% | 5 | 500 LV | ±4.5% |
| Magellan Strategies | July 16–17, 2012 | Barack Obama | 50% | Mitt Romney | 46% | 4 | 665 RV | ±3.8% |
| Public Policy Polling | June 7–10, 2012 | Barack Obama | 48% | Mitt Romney | 42% | 6 | 500 RV | ±4.4% |
| NBC News/Marist College | May 22–24, 2012 | Barack Obama | 48% | Mitt Romney | 46% | 2 | 1,040 RV | ±3.0% |
| Rasmussen Reports/Pulse Opinion Research | April 30, 2012 | Barack Obama | 52% | Mitt Romney | 44% | 8 | 500 LV | ±4.5% |
| Public Policy Polling | March 29 – April 1, 2012 | Barack Obama | 51% | Mitt Romney | 43% | 8 | 533 RV | ±4.2% |
| Public Policy Polling | March 29 – April 1, 2012 | Barack Obama | 54% | Rick Santorum | 40% | 14 | 533 RV | ±4.2% |
| Public Policy Polling | March 29 – April 1, 2012 | Barack Obama | 49% | Ron Paul | 42% | 7 | 533 RV | ±4.2% |
| Public Policy Polling | March 29 – April 1, 2012 | Barack Obama | 54% | Newt Gingrich | 39% | 15 | 533 RV | ±4.2% |
| Rasmussen Reports/Pulse Opinion Research | March 19, 2012 | Barack Obama | 50% | Mitt Romney | 44% | 6 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | March 19, 2012 | Barack Obama | 52% | Rick Santorum | 36% | 16 | 500 LV | ±4.5% |
Three-way race
| Poll source | Date administered | Democrat | % | Republican | % | Libertarian | % | Lead Margin | Sample size | Margin of error |
| We Ask America | July 17–18, 2012 | Barack Obama | 49% | Mitt Romney | 43% | Gary Johnson | 2% | 6 | 1,092 LV | ±2.95% |

## New Hampshire

4 electoral votes (Democratic in 2004) 50%–49% (Democratic in 2008) 54%–45%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | August 9–12, 2012 | Barack Obama | 51% | Mitt Romney | 45% | 6 | 1,055 LV | ±3.0% |
| WMUR/University of New Hampshire | August 1–12, 2012 | Barack Obama | 49% | Mitt Romney | 46% | 3 | 555 LV | ±4.2% |
| Democracy for America/Public Policy Polling (D) | August 5–8, 2012 | Barack Obama | 50% | Mitt Romney | 44% | 6 | 1,591 LV | ±2.5% |
| WMUR/University of New Hampshire | July 5–15, 2012 | Barack Obama | 49% | Mitt Romney | 45% | 4 | 470 LV | ±4.5% |
| NBC News/Marist College | June 24–25, 2012 | Barack Obama | 43% | Mitt Romney | 42% | 1 | 1029 RV | ±3.1% |
| American Research Group | June 21–24, 2012 | Barack Obama | 49% | Mitt Romney | 46% | 3 | 417 LV | Not reported |
| Rasmussen Reports/Pulse Opinion Research | June 20, 2012 | Barack Obama | 48% | Mitt Romney | 43% | 5 | 500 LV | ±4.5% |
| Public Policy Polling | May 10–13, 2012 | Barack Obama | 53% | Mitt Romney | 41% | 12 | 1,163 RV | ±2.9% |
| WMUR/University of New Hampshire | April 9–20, 2012 | Barack Obama | 51% | Mitt Romney | 42% | 9 | 486 LV | ±4.4% |
| Dartmouth College | April 2–5, 2012 | Barack Obama | 42.4% | Mitt Romney | 43.9% | 1.5 | 403 RV | ±4.9% |
| American Research Group | March 15–18, 2012 | Barack Obama | 48% | Mitt Romney | 46% | 2 | 557 RV | Not reported |
| WMUR/University of New Hampshire | January 25 – February 2, 2012 | Barack Obama | 50% | Mitt Romney | 40% | 10 | 495 LV | ±4.4% |
| WMUR/University of New Hampshire | January 25 – February 2, 2012 | Barack Obama | 50% | Ron Paul | 42% | 8 | 495 LV | ±4.4% |
| WMUR/University of New Hampshire | January 25 – February 2, 2012 | Barack Obama | 60% | Newt Gingrich | 35% | 25 | 495 LV | ±4.4% |
| WMUR/University of New Hampshire | January 25 – February 2, 2012 | Barack Obama | 56% | Rick Santorum | 35% | 21 | 495 LV | ±4.4% |
Three way race
| Poll source | Date administered | Democrat | % | Republican | % | Libertarian | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | May 10–13, 2012 | Barack Obama | 51% | Mitt Romney | 38% | Gary Johnson | 7% | 13 | 1,163 | ±2.9% |

## New Jersey

14 electoral votes (Democratic in 2004) 52%–46% (Democratic in 2008) 57%–42%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Rutgers University | August 23–25, 2012 | Barack Obama | 51% | Mitt Romney | 37% | 14 | 710 LV | ±3.5% |
| Monmouth University | July 18–22, 2012 | Barack Obama | 51% | Mitt Romney | 38% | 13 | 678 RV | ±3.8% |
| Quinnipiac University | July 9–15, 2012 | Barack Obama | 49% | Mitt Romney | 38% | 11 | 1,623 RV | ±2.4% |
| Rutgers University | May 31 – June 4, 2012 | Barack Obama | 56% | Mitt Romney | 33% | 23 | 1,065 RV | ±2.9% |
| Quinnipiac University | May 9–14, 2012 | Barack Obama | 49% | Mitt Romney | 39% | 10 | 1,582 | ±2.5% |
| Fairleigh Dickinson University (PublicMind) | April 30 – May 6, 2012 | Barack Obama | 50% | Mitt Romney | 36% | 14 | 797 RV | ±3.5% |
| Quinnipiac University | April 3–9, 2012 | Barack Obama | 49% | Mitt Romney | 40% | 9 | 1,607 RV | ±2.4% |
| Quinnipiac University | April 3–9, 2012 | Barack Obama | 51% | Rick Santorum | 36% | 15 | 1,607 RV | ±2.4% |
| Quinnipiac University | February 21–27, 2012 | Barack Obama | 49% | Mitt Romney | 39% | 10 | 1,396 RV | ±2.6% |
| Quinnipiac University | February 21–27, 2012 | Barack Obama | 55% | Newt Gingrich | 30% | 25 | 1,396 RV | ±2.6% |
| Quinnipiac University | February 21–27, 2012 | Barack Obama | 52% | Rick Santorum | 34% | 18 | 1,396 RV | ±2.6% |
| WABC-TV New York/SurveyUSA | February 24–26, 2012 | Barack Obama | 52% | Mitt Romney | 38% | 14 | 533 RV | ±4.3% |
| WABC-TV New York/SurveyUSA | February 24–26, 2012 | Barack Obama | 61% | Newt Gingrich | 27% | 34 | 533 RV | ±4.3% |
| WABC-TV New York/SurveyUSA | February 24–26, 2012 | Barack Obama | 57% | Rick Santorum | 33% | 24 | 533 RV | ±4.3% |
| WABC-TV New York/SurveyUSA | February 24–26, 2012 | Barack Obama | 56% | Ron Paul | 31% | 25 | 533 RV | ±4.3% |
| Rutgers University | February 9–11, 2012 | Barack Obama | 56% | Mitt Romney | 31% | 25 | 914 RV | ±3.3% |
| Quinnipiac University | January 10–16, 2012 | Barack Obama | 48% | Mitt Romney | 38% | 10 | 1,460 RV | ±2.6% |

## New Mexico

5 electoral votes (Republican in 2004) 50%–49% (Democratic in 2008) 57%–42%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Rasmussen Reports/Pulse Opinion Research | August 21, 2012 | Barack Obama | 52% | Mitt Romney | 38% | 14 | 500 LV | ±4.5% |
| Public Policy Polling | July 13–16, 2012 | Barack Obama | 49% | Mitt Romney | 44% | 5 | 724 RV | ±3.6% |
| We Ask America | July 9–10, 2012 | Barack Obama | 51% | Mitt Romney | 40% | 11 | 1,295 LV | ±2.8% |
| Patriot Majority/FM3 Research (D) | May 16–21, 2012 | Barack Obama | 48% | Mitt Romney | 35% | 13 | 502 RV | ±4.4% |
| Public Policy Polling | April 19–22, 2012 | Barack Obama | 54% | Mitt Romney | 40% | 14 | 526 RV | ±4.3% |
| Rasmussen Reports/Pulse Opinion Research | April 3, 2012 | Barack Obama | 53% | Rick Santorum | 38% | 15 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | April 3, 2012 | Barack Obama | 52% | Mitt Romney | 36% | 16 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | February 14, 2012 | Barack Obama | 55% | Rick Santorum | 37% | 18 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | February 14, 2012 | Barack Obama | 55% | Mitt Romney | 36% | 19 | 500 LV | ±4.5% |
Three way race
| Poll source | Date administered | Democrat | % | Republican | % | Libertarian | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | July 13–16, 2012 | Barack Obama | 42% | Mitt Romney | 38% | Gary Johnson | 13% | 4 | 724 | ±3.64% |
| Public Policy Polling | April 19–22, 2012 | Barack Obama | 48% | Mitt Romney | 35% | Gary Johnson | 15% | 13 | 526 | ±4.3% |

## New York

29 electoral votes (Democratic in 2004) 58%–40% (Democratic in 2008) 63%–36%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Siena College | August 14–19, 2012 | Barack Obama | 62% | Mitt Romney | 33% | 29 | 671 LV | ±3.8% |
| Siena College | July 10–15, 2012 | Barack Obama | 61% | Mitt Romney | 34% | 27 | 758 RV | ±3.6% |
| Siena College | June 3–6, 2012 | Barack Obama | 59% | Mitt Romney | 35% | 24 | 807 RV | ±3.4% |
| Quinnipiac University | May 22–28, 2012 | Barack Obama | 56% | Mitt Romney | 31% | 25 | 1,504 RV | ±2.5% |
| Siena College | May 6–10, 2012 | Barack Obama | 57% | Mitt Romney | 37% | 20 | 766 RV | ±3.5% |
| NY1/YNN/Marist College | April 10–12, 2012 | Barack Obama | 57% | Mitt Romney | 35% | 22 | 632 RV | ±4.0% |
| Siena College | April 1–4, 2012 | Barack Obama | 65% | Newt Gingrich | 29% | 36 | 808 RV | ±3.4% |
| Siena College | April 1–4, 2012 | Barack Obama | 61% | Ron Paul | 31% | 30 | 808 RV | ±3.4% |
| Siena College | April 1–4, 2012 | Barack Obama | 60% | Mitt Romney | 35% | 25 | 808 RV | ±3.4% |
| Siena College | April 1–4, 2012 | Barack Obama | 62% | Rick Santorum | 23% | 39 | 808 RV | ±3.4% |
| Quinnipiac University | March 28 – April 2, 2012 | Barack Obama | 56% | Mitt Romney | 33% | 23 | 1,597 RV | ±2.5% |
| Quinnipiac University | March 28 – April 2, 2012 | Barack Obama | 59% | Rick Santorum | 30% | 29 | 1,597 RV | ±2.5% |
| Siena College | February 26–29, 2012 | Barack Obama | 60% | Mitt Romney | 34% | 26 | 808 RV | ±3.4% |
| Siena College | February 26–29, 2012 | Barack Obama | 64% | Rick Santorum | 30% | 34 | 808 RV | ±3.4% |
| Siena College | February 26–29, 2012 | Barack Obama | 62% | Ron Paul | 29% | 33 | 808 RV | ±3.4% |
| Siena College | February 26–29, 2012 | Barack Obama | 66% | Newt Gingrich | 27% | 39 | 808 RV | ±3.4% |
| Quinnipiac University | February 8–13, 2012 | Barack Obama | 52% | Mitt Romney | 35% | 17 | 1,233 RV | ±2.8% |
| Quinnipiac University | February 8–13, 2012 | Barack Obama | 57% | Newt Gingrich | 31% | 26 | 1,233 RV | ±2.8% |
| Quinnipiac University | February 8–13, 2012 | Barack Obama | 53% | Rick Santorum | 35% | 18 | 1,233 RV | ±2.8% |

## North Carolina

15 electoral votes (Republican in 2004) 56%–44% (Democratic in 2008) 50%–49%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| FOX 8/High Point University/SurveyUSA | August 26–30, 2012 | Barack Obama | 43% | Mitt Romney | 46% | 3 | 543 RV | ±4.3% |
| Elon University | August 25–30, 2012 | Barack Obama | 43% | Mitt Romney | 47% | 4 | 1,089 LV | ±3% |
| CNN/Time/Opinion Research Corporation | August 22–26, 2012 | Barack Obama | 47% | Mitt Romney | 48% | 1 | 766 LV | ±3.5% |
| High Point University/SurveyUSA | August 18–23, 2012 | Barack Obama | 43% | Mitt Romney | 43% | Tied | 540 RV | ±4.3% |
| Public Policy Polling | August 2–5, 2012 | Barack Obama | 49% | Mitt Romney | 46% | 3 | 813 LV | ±3.4% |
| Rasmussen Reports/Pulse Opinion Research | August 1, 2012 | Barack Obama | 44% | Mitt Romney | 49% | 5 | 500 LV | ±4.5% |
| Civitas Institute/National Research (R) | July 16–18, 2012 | Barack Obama | 48% | Mitt Romney | 49% | 1 | 600 RV | ±4% |
| Public Policy Polling | July 5–8, 2012 | Barack Obama | 47% | Mitt Romney | 46% | 1 | 775 RV | ±3.5% |
| Project New America/Myers Research (D) | July 1–8, 2012 | Barack Obama | 48% | Mitt Romney | 49% | 1 | 500 LV | ±4.4% |
| Civitas Institute/SurveyUSA | June 29 – July 1, 2012 | Barack Obama | 45% | Mitt Romney | 50% | 5 | 558 RV | ±4.2% |
| Rasmussen Reports/Pulse Opinion Research | June 25, 2012 | Barack Obama | 44% | Mitt Romney | 47% | 3 | 500 LV | ±4.5% |
| NBC News/Marist College | June 24–25, 2012 | Barack Obama | 46% | Mitt Romney | 44% | 2 | 1,019 RV | ±3.1% |
| Public Policy Polling | June 7–10, 2012 | Barack Obama | 46% | Mitt Romney | 48% | 2 | 810 RV | ±3.4% |
| WRAL-TV Raleigh/SurveyUSA | May 18–21, 2012 | Barack Obama | 44% | Mitt Romney | 45% | 1 | 524 LV | ±4.4% |
| Civitas Institute/National Research (R) | May 19–20, 2012 | Barack Obama | 45% | Mitt Romney | 47% | 2 | 600 RV | ±4% |
| Rasmussen Reports/Pulse Opinion Research | May 14, 2012 | Barack Obama | 43% | Mitt Romney | 51% | 8 | 500 LV | ±4.5% |
| Public Policy Polling | May 10–13, 2012 | Barack Obama | 48% | Mitt Romney | 47% | 1 | 666 RV | ±3.8% |
| WRAL-TV Raleigh/Survey USA | April 26–30, 2012 | Barack Obama | 47% | Mitt Romney | 43% | 4 | 1,636 RV | ±2.5% |
| Rasmussen Reports/Pulse Opinion Research | April 10, 2012 | Barack Obama | 44% | Mitt Romney | 46% | 2 | 500 LV | ±4.5% |
| Public Policy Polling | April 4–7, 2012 | Barack Obama | 51% | Newt Gingrich | 41% | 10 | 975 RV | ±3.1% |
| Public Policy Polling | April 4–7, 2012 | Barack Obama | 48% | Ron Paul | 43% | 5 | 975 RV | ±3.1% |
| Public Policy Polling | April 4–7, 2012 | Barack Obama | 49% | Mitt Romney | 44% | 5 | 975 RV | ±3.1% |
| Public Policy Polling | April 4–7, 2012 | Barack Obama | 50% | Rick Santorum | 44% | 6 | 975 RV | ±3.1% |
| Public Policy Polling | March 8–11, 2012 | Barack Obama | 51% | Newt Gingrich | 42% | 9 | 804 RV | ±3.5% |
| Public Policy Polling | March 8–11, 2012 | Barack Obama | 48% | Ron Paul | 41% | 7 | 804 RV | ±3.5% |
| Public Policy Polling | March 8–11, 2012 | Barack Obama | 49% | Mitt Romney | 46% | 3 | 804 RV | ±3.5% |
| Public Policy Polling | March 8–11, 2012 | Barack Obama | 49% | Rick Santorum | 44% | 5 | 804 RV | ±3.5% |
| Public Policy Polling | February 3–5, 2012 | Barack Obama | 50% | Newt Gingrich | 45% | 5 | 1,052 RV | ±3.0% |
| Public Policy Polling | February 3–5, 2012 | Barack Obama | 47% | Ron Paul | 41% | 6 | 1,052 RV | ±3.0% |
| Public Policy Polling | February 3–5, 2012 | Barack Obama | 47% | Mitt Romney | 46% | 1 | 1,052 RV | ±3.0% |
| Public Policy Polling | February 3–5, 2012 | Barack Obama | 48% | Rick Santorum | 46% | 2 | 1,052 RV | ±3.0% |
| Civitas Institute/National Research (R) | January 9–11, 2012 | Barack Obama | 39% | Mitt Romney | 48% | 9 | 300 RV | ±4.0% |
| Public Policy Polling | January 5–8, 2012 | Barack Obama | 46% | Mitt Romney | 45% | 1 | 780 RV | ±3.5% |
| Public Policy Polling | January 5–8, 2012 | Barack Obama | 49% | Newt Gingrich | 43% | 6 | 780 RV | ±3.5% |
| Public Policy Polling | January 5–8, 2012 | Barack Obama | 47% | Ron Paul | 41% | 6 | 780 RV | ±3.5% |
| Public Policy Polling | January 5–8, 2012 | Barack Obama | 49% | Rick Perry | 41% | 8 | 780 RV | ±3.5% |
| Public Policy Polling | January 5–8, 2012 | Barack Obama | 46% | Rick Santorum | 46% | Tied | 780 RV | ±3.5% |
Three way race
| Poll source | Date administered | Democrat | % | Republican | % | Libertarian | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | May 10–13, 2012 | Barack Obama | 46% | Mitt Romney | 44% | Gary Johnson | 6% | 2 | 666 | ±3.8% |

## North Dakota

3 electoral votes (Republican in 2004) 63%–36% (Republican in 2008) 53%–45%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| North Dakota Democratic-NPL State Party/DFM Research (D) | July 24–26, 2012 | Barack Obama | 35% | Mitt Romney | 54% | 19 | 400 LV | ±4.9% |
| Rasmussen Reports/Pulse Opinion Research | July 10–11, 2012 | Barack Obama | 36% | Mitt Romney | 51% | 15 | 400 | ±5.0% |
| Mason-Dixon Polling & Research | June 4–6, 2012 | Barack Obama | 39% | Mitt Romney | 52% | 13 | 625 RV | ±4.0% |

## Ohio

18 electoral votes (Republican in 2004) 51%–49% (Democratic in 2008) 52%–47%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Capitol Correspondent/Gravis Marketing | August 27, 2012 | Barack Obama | 45.27% | Mitt Romney | 44.39% | 0.88 | 728 LV | ±3.8% |
| Columbus Dispatch | August 15–25, 2012 | Barack Obama | 45% | Mitt Romney | 45% | Tied | 1,758 LV | ±2.1% |
| CBS News/New York Times/Quinnipiac University | August 21, 2012 | Barack Obama | 50% | Mitt Romney | 44% | 6 | 1,253 LV | ±2.8% |
| University of Cincinnati | August 16–21, 2012 | Barack Obama | 49% | Mitt Romney | 46% | 3 | 847 LV | ±3.4% |
| Purple Strategies | August 13–14, 2012 | Barack Obama | 44% | Mitt Romney | 46% | 2 | 600 LV | ±4.0% |
| Rasmussen Reports/Pulse Opinion Research | August 13, 2012 | Barack Obama | 45% | Mitt Romney | 45% | Tied | 500 LV | ±4.5% |
| Public Policy Polling | August 9–12, 2012 | Barack Obama | 48% | Mitt Romney | 45% | 3 | 961 LV | ±3.2% |
| Quinnipiac University | July 24–30, 2012 | Barack Obama | 50% | Mitt Romney | 44% | 6 | 1,193 LV | ±3.0% |
| We Ask America | July 24, 2012 | Barack Obama | 47.84% | Mitt Romney | 40.2% | 7.64 | 1,115 LV | ±3.0% |
| Opportunity Ohio/Magellan Strategies (R) | July 23–24, 2012 | Barack Obama | 45% | Mitt Romney | 43% | 2 | 597 LV | ±4.01% |
| Rasmussen Reports/Pulse Opinion Research | July 18, 2012 | Barack Obama | 47% | Mitt Romney | 45% | 2 | 500 LV | ±4.5% |
| Purple Strategies | July 9–13, 2012 | Barack Obama | 48% | Mitt Romney | 45% | 3 | 600 LV | ±4.0% |
| Priorities USA Action/Garin-Hart-Yang Research Group (D) | June 25 – July 3, 2012 | Barack Obama | 48% | Mitt Romney | 41% | 7 | 608 LV | ±4.0% |
| Quinnipiac University | June 19–25, 2012 | Barack Obama | 47% | Mitt Romney | 38% | 9 | 1,237 RV | ±2.8% |
| Public Policy Polling | June 21–24, 2012 | Barack Obama | 47% | Mitt Romney | 44% | 3 | 673 RV | ±3.8% |
| Purple Strategies | May 31 – June 5, 2012 | Barack Obama | 45% | Mitt Romney | 48% | 3 | 600 LV | ±4.0% |
| Rasmussen Reports/Pulse Opinion Research | May 29, 2012 | Barack Obama | 44% | Mitt Romney | 46% | 2 | 500 LV | ±4.5% |
| NBC News/Marist College | May 17–20, 2012 | Barack Obama | 48% | Mitt Romney | 42% | 6 | 1,103RV | ±3.0% |
| Quinnipiac University | May 2–7, 2012 | Barack Obama | 45% | Mitt Romney | 44% | 1 | 1,069 RV | ±3.0% |
| Public Policy Polling | May 3–6, 2012 | Barack Obama | 48% | Ron Paul | 40% | 8 | 875 RV | ±3.3% |
| Public Policy Polling | May 3–6, 2012 | Barack Obama | 50% | Mitt Romney | 43% | 7 | 875 RV | ±3.3% |
| Quinnipiac University | April 25 – May 1, 2012 | Barack Obama | 44% | Mitt Romney | 42% | 2 | 1,130 RV | ±2.9% |
| Purple Strategies | April 19–23, 2012 | Barack Obama | 49% | Mitt Romney | 44% | 5 | Not reported | ±4.1% |
| Rasmussen Reports/Pulse Opinion Research | April 18, 2012 | Barack Obama | 46% | Mitt Romney | 42% | 4 | 500 LV | ±4.5% |
| Fox News/Anderson Robbins/Shaw & Company | April 15–17, 2012 | Barack Obama | 45% | Mitt Romney | 39% | 6 | 606 RV | ±4.0% |
| Rasmussen Reports/Pulse Opinion Research | March 26, 2012 | Barack Obama | 48% | Mitt Romney | 40% | 8 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | March 26, 2012 | Barack Obama | 47% | Rick Santorum | 41% | 6 | 500 LV | ±4.5% |
| Quinnipiac University | March 20–26, 2012 | Barack Obama | 47% | Mitt Romney | 41% | 6 | 1,246 RV | ±2.8% |
| Quinnipiac University | March 20–26, 2012 | Barack Obama | 47% | Rick Santorum | 40% | 7 | 1,246 RV | ±2.8% |
| NBC News/Marist College | February 29 – March 2, 2012 | Barack Obama | 50% | Mitt Romney | 38% | 12 | 1573 RV | ±2.5% |
| NBC News/Marist College | February 29 – March 2, 2012 | Barack Obama | 51% | Newt Gingrich | 36% | 15 | 1573 RV | ±2.5% |
| NBC News/Marist College | February 29 – March 2, 2012 | Barack Obama | 48% | Ron Paul | 38% | 10 | 1505 RV | ±2.5% |
| NBC News/Marist College | February 29 – March 2, 2012 | Barack Obama | 50% | Rick Santorum | 36% | 14 | 1505 RV | ±2.5% |
| Fox News/Anderson Robbins/Shaw & Company | February 11–13, 2012 | Barack Obama | 38% | Mitt Romney | 44% | 6 | 505 RV | ±4.5% |
| Fox News/Anderson Robbins/Shaw & Company | February 11–13, 2012 | Barack Obama | 43% | Newt Gingrich | 37% | 6 | 505 RV | ±4.5% |
| Fox News/Anderson Robbins/Shaw & Company | February 11–13, 2012 | Barack Obama | 40% | Rick Santorum | 43% | 3 | 505 RV | ±4.5% |
| Fox News/Anderson Robbins/Shaw & Company | February 11–13, 2012 | Barack Obama | 41% | Ron Paul | 42% | 1 | 505 RV | ±4.5% |
| Quinnipiac University | February 7–12, 2012 | Barack Obama | 50% | Newt Gingrich | 38% | 12 | 1,421 RV | ±2.6% |
| Quinnipiac University | February 7–12, 2012 | Barack Obama | 47% | Rick Santorum | 41% | 6 | 1,421 RV | ±2.6% |
| Quinnipiac University | February 7–12, 2012 | Barack Obama | 46% | Ron Paul | 40% | 6 | 1,421 RV | ±2.6% |
| Quinnipiac University | February 7–12, 2012 | Barack Obama | 46% | Mitt Romney | 44% | 2 | 1,421 RV | ±2.6% |
| Rasmussen Reports/Pulse Opinion Research | February 8, 2012 | Barack Obama | 44% | Rick Santorum | 44% | Tied | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | February 8, 2012 | Barack Obama | 45% | Mitt Romney | 41% | 4 | 500 LV | ±4.5% |
| Public Policy Polling | January 28–29, 2012 | Barack Obama | 48% | Rick Santorum | 42% | 6 | 820 RV | ±3.4% |
| Public Policy Polling | January 28–29, 2012 | Barack Obama | 51% | Newt Gingrich | 39% | 12 | 820 RV | ±3.4% |
| Public Policy Polling | January 28–29, 2012 | Barack Obama | 48% | Ron Paul | 38% | 10 | 820 RV | ±3.4% |
| Public Policy Polling | January 28–29, 2012 | Barack Obama | 49% | Mitt Romney | 42% | 7 | 820 RV | ±3.4% |
| Quinnipiac University | January 9–16, 2012 | Barack Obama | 48% | Rick Santorum | 37% | 11 | 1,610 RV | ±2.4% |
| Quinnipiac University | January 9–16, 2012 | Barack Obama | 52% | Newt Gingrich | 38% | 14 | 1,610 RV | ±2.4% |
| Quinnipiac University | January 9–16, 2012 | Barack Obama | 48% | Ron Paul | 39% | 9 | 1,610 RV | ±2.4% |
| Quinnipiac University | January 9–16, 2012 | Barack Obama | 44% | Mitt Romney | 42% | 2 | 1,610 RV | ±2.4% |

## Oklahoma

7 electoral votes (Republican in 2004) 65.6%–34.4% (Republican in 2008) 65.7%–34.4%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| SoonerPoll | July 26 – August 14, 2012 | Barack Obama | 29% | Mitt Romney | 58% | 29 | 495 LV | ±4.4% |
| SoonerPoll | May 7–10, 2012 | Barack Obama | 27% | Mitt Romney | 62% | 35 | 504 LV | ±4.4% |

## Oregon

7 electoral votes (Democratic in 2004) 51%–47% (Democratic in 2008) 57%–40%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| PPP | June 21–24, 2012 | Barack Obama | 50% | Mitt Romney | 42% | 8 | 686 | ±3.7% |
| Survey USA | May 7–10, 2012 | Barack Obama | 47% | Mitt Romney | 43% | 4 | 1,468 | ±2.6% |
| Survey USA | March 14–19, 2012 | Barack Obama | 50% | Mitt Romney | 39% | 11 | 1,615 | ±2.5% |
| Survey USA | March 14–19, 2012 | Barack Obama | 54% | Newt Gingrich | 34% | 20 | 1,615 | ±2.5% |
| Survey USA | March 14–19, 2012 | Barack Obama | 49% | Rick Santorum | 40% | 9 | 1,615 | ±2.5% |
| Survey USA | March 14–19, 2012 | Barack Obama | 48% | Ron Paul | 39% | 9 | 1,615 | ±2.5% |

## Pennsylvania

20 electoral votes (Democratic in 2004) 51%–48% (Democratic in 2008) 54%–44%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Philadelphia Inquirer/Global Strategy Group/National Research Inc. | August 21–23, 2012 | Barack Obama | 51% | Mitt Romney | 42% | 9 | 601 LV | ±4% |
| Morning Call/Muhlenberg College | August 20–22, 2012 | Barack Obama | 49% | Mitt Romney | 40% | 9 | 422 LV | ±5% |
| Franklin and Marshall College | August 7–12, 2012 | Barack Obama | 47% | Mitt Romney | 42% | 5 | 681 RV | ±3.8% |
| Quinnipiac University | July 24–30, 2012 | Barack Obama | 53% | Mitt Romney | 42% | 11 | 1,168 LV | ±3.0% |
| Public Policy Polling | July 21–23, 2012 | Barack Obama | 49% | Mitt Romney | 43% | 6 | 758 RV | ±3.6% |
| Republican State Committee of Pennsylvania/Susquehanna Polling & Research Inc. (R) | July 19–23, 2012 | Barack Obama | 46% | Mitt Romney | 43% | 3 | 800 LV | ±3.46% |
| Rasmussen Reports/Pulse Opinion Research | July 18, 2012 | Barack Obama | 48% | Mitt Romney | 44% | 4 | 500 LV | ±4.5% |
| We Ask America | July 9–10, 2012 | Barack Obama | 47% | Mitt Romney | 40% | 7 | 1,227 LV | ±2.8% |
| Priorities USA Action/Garin-Hart-Yang Research Group (D) | June 25 – July 3, 2012 | Barack Obama | 49% | Mitt Romney | 40% | 9 | 608 LV | ±4.0% |
| Quinnipiac University | June 19–25, 2012 | Barack Obama | 45% | Mitt Romney | 39% | 6 | 1,252 RV | ±2.8% |
| Quinnipiac University | June 5–10, 2012 | Barack Obama | 46% | Mitt Romney | 40% | 6 | 997 RV | ±3.1% |
| Franklin & Marshall College | May 29 – June 4, 2012 | Barack Obama | 48% | Mitt Romney | 36% | 12 | 412 RV | ±4.8% |
| Rasmussen Reports/Pulse Opinion Research | May 21, 2012 | Barack Obama | 47% | Mitt Romney | 41% | 6 | 500 LV | ±4.5% |
| Public Policy Polling | May 17–20, 2012 | Barack Obama | 50% | Mitt Romney | 42% | 8 | 671 RV | ±3.8% |
| Quinnipiac University | April 25 – May 1, 2012 | Barack Obama | 47% | Mitt Romney | 39% | 8 | 1,168 RV | ±2.9% |
| Morning Call/Muhlenberg College | March 23 – April 1, 2012 | Barack Obama | 45% | Mitt Romney | 40% | 5 | 492 RV | ±5% |
| Quinnipiac University | March 20–26, 2012 | Barack Obama | 45% | Mitt Romney | 42% | 3 | 1,232 RV | ±2.8% |
| Quinnipiac University | March 20–26, 2012 | Barack Obama | 48% | Rick Santorum | 41% | 7 | 1,232 RV | ±2.8% |
| Public Policy Polling | March 8–11, 2012 | Barack Obama | 49% | Mitt Romney | 42% | 7 | 689 RV | ±4.1% |
| Public Policy Polling | March 8–11, 2012 | Barack Obama | 51% | Newt Gingrich | 39% | 12 | 689 RV | ±4.1% |
| Public Policy Polling | March 8–11, 2012 | Barack Obama | 47% | Ron Paul | 41% | 6 | 689 RV | ±4.1% |
| Public Policy Polling | March 8–11, 2012 | Barack Obama | 48% | Rick Santorum | 46% | 2 | 689 RV | ±4.1% |
| Quinnipiac University | March 7–11, 2012 | Barack Obama | 46% | Mitt Romney | 40% | 6 | 1,256 RV | ±2.8% |
| Quinnipiac University | March 7–11, 2012 | Barack Obama | 50% | Newt Gingrich | 37% | 13 | 1,256 RV | ±2.8% |
| Quinnipiac University | March 7–11, 2012 | Barack Obama | 45% | Ron Paul | 40% | 5 | 1,256 RV | ±2.8% |
| Quinnipiac University | March 7–11, 2012 | Barack Obama | 45% | Rick Santorum | 44% | 1 | 1,256 RV | ±2.8% |
| Rasmussen Reports/Pulse Opinion Research | February 8–23, 2012 | Barack Obama | 45% | Mitt Romney | 44% | 1 | 438 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | February 8–23, 2012 | Barack Obama | 46% | Rick Santorum | 40% | 6 | 438 LV | ±4.5% |
| Muhlenberg College/Morning Call | February 15–21, 2012 | Barack Obama | 48% | Mitt Romney | 37% | 11 | 625 RV | ±4.0% |
| Muhlenberg College/Morning Call | February 15–21, 2012 | Barack Obama | 49% | Rick Santorum | 41% | 8 | 625 RV | ±4.0% |
| Franklin & Marshall College | February 14–20, 2012 | Barack Obama | 41% | Mitt Romney | 33% | 8 | 592 RV | ±4.0% |
| Franklin & Marshall College | February 14–20, 2012 | Barack Obama | 47% | Newt Gingrich | 31% | 16 | 592 RV | ±4.0% |
| Franklin & Marshall College | February 14–20, 2012 | Barack Obama | 41% | Ron Paul | 28% | 13 | 592 RV | ±4.0% |
| Franklin & Marshall College | February 14–20, 2012 | Barack Obama | 45% | Rick Santorum | 37% | 8 | 592 RV | ±4.0% |
| Susquehanna Polling and Research | February 2–6, 2012 | Barack Obama | 43% | Mitt Romney | 45% | 2 | 800 RV | ±3.46% |
| Susquehanna Polling and Research | February 2–6, 2012 | Barack Obama | 47% | Rick Santorum | 43% | 4 | 800 RV | ±3.46% |

## South Carolina

9 electoral votes (Republican in 2004) 58%–41% (Republican in 2008) 54%–45%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Reuters/Ipsos | January 10–13, 2012 | Barack Obama | 40% | Mitt Romney | 46% | 6 | 995 RV | ±3.4% |

## South Dakota

3 electoral votes (Republican in 2004) 60%–38% (Republican in 2008) 53%–45%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Nielson Brothers Polling | July 19–23, 2012 | Barack Obama | 43% | Mitt Romney | 49% | 6 | 546 LV | ±4.19% |

## Tennessee

11 electoral votes (Republican in 2004) 57%–43% (Republican in 2008) 57%–42%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Vanderbilt University/Princeton Survey Research Associates International | May 2–9, 2012 | Barack Obama | 40% | Mitt Romney | 47% | 7 | 826 RV | Not reported |
| Middle Tennessee State University | February 13–25, 2012 | Barack Obama | 40% | Newt Gingrich | 45% | 4 | 416 LV | ±4.0% |
| Middle Tennessee State University | February 13–25, 2012 | Barack Obama | 41% | Ron Paul | 44% | 3 | 416 LV | ±4.0% |
| Middle Tennessee State University | February 13–25, 2012 | Barack Obama | 41% | Mitt Romney | 47% | 6 | 416 LV | ±4.0% |
| Middle Tennessee State University | February 13–25, 2012 | Barack Obama | 39% | Rick Santorum | 51% | 12 | 416 LV | ±4.0% |
| Vanderbilt University/Princeton Survey Research Associates International | February 16–22, 2012 | Barack Obama | 41% | Newt Gingrich | 38% | 3 | 1,508 RV | ±3% |
| Vanderbilt University/Princeton Survey Research Associates International | February 16–22, 2012 | Barack Obama | 39% | Ron Paul | 40% | 1 | 1,508 RV | ±3% |
| Vanderbilt University/Princeton Survey Research Associates International | February 16–22, 2012 | Barack Obama | 39% | Mitt Romney | 42% | 3 | 1,508 RV | ±3% |
| Vanderbilt University/Princeton Survey Research Associates International | February 16–22, 2012 | Barack Obama | 38% | Rick Santorum | 42% | 4 | 1,508 RV | ±3% |

## Texas

38 electoral votes (Republican in 2004) 61%–38% (Republican in 2008) 55%–44%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| University of Texas/Texas Tribune/YouGov | May 7–13, 2012 | Barack Obama | 35% | Mitt Romney | 55% | 20 | 511 | ±4.34% |
| Public Policy Polling | April 19–22, 2012 | Barack Obama | 43% | Mitt Romney | 50% | 7 | 591 RV | ±4.0% |
| Public Policy Polling | April 19–22, 2012 | Barack Obama | 45% | Newt Gingrich | 47% | 2 | 591 RV | ±4.0% |
| Public Policy Polling | April 19–22, 2012 | Barack Obama | 43% | Ron Paul | 47% | 4 | 591 RV | ±4.0% |
| University of Texas/Texas Tribune/YouGov | February 8–15, 2012 | Barack Obama | 38% | Newt Gingrich | 49% | 11 | 527 LV | ±4.27% |
| University of Texas/Texas Tribune/YouGov | February 8–15, 2012 | Barack Obama | 36% | Mitt Romney | 49% | 13 | 529 LV | ±4.26% |
| University of Texas/Texas Tribune/YouGov | February 8–15, 2012 | Barack Obama | 37% | Rick Santorum | 51% | 14 | 529 LV | ±4.26% |
| University of Texas/Texas Tribune/YouGov | February 8–15, 2012 | Barack Obama | 35% | Ron Paul | 44% | 9 | 529 LV | ±4.26% |
| Public Policy Polling | January 12–15, 2012 | Barack Obama | 47% | Newt Gingrich | 45% | 2 | 700 RV | ±3.7% |
| Public Policy Polling | January 12–15, 2012 | Barack Obama | 40% | Ron Paul | 46% | 6 | 700 RV | ±3.7% |
| Public Policy Polling | January 12–15, 2012 | Barack Obama | 47% | Rick Perry | 48% | 1 | 700 RV | ±3.7% |
| Public Policy Polling | January 12–15, 2012 | Barack Obama | 42% | Mitt Romney | 49% | 7 | 700 RV | ±3.7% |
| Public Policy Polling | January 12–15, 2012 | Barack Obama | 42% | Rick Santorum | 49% | 7 | 700 RV | ±3.7% |
Three way race
| Poll source | Date administered | Democrat | % | Republican | % | Other candidates | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | January 12–15, 2012 | Barack Obama | 39% | Mitt Romney | 47% | Gary Johnson | 7% | 8 | 700 RV | ±3.7% |
| Public Policy Polling | January 12–15, 2012 | Barack Obama | 38% | Mitt Romney | 40% | Ron Paul* | 17% | 2 | 700 RV | ±3.7% |
* – Ron Paul was running as a Republican candidate.

## Utah

6 electoral votes (Republican in 2004) 72%–26% (Republican in 2008) 62%–34%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Deseret News/KSL-TV/Dan Jones & Associates | June 21, 2012 | Barack Obama | 26% | Mitt Romney | 68% | 42 | 1,222 RV | ±2.8% |

## Vermont

3 electoral votes (Democratic in 2004) 59%–39% (Democratic in 2008) 67%–30%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Castleton University | August 11–21, 2012 | Barack Obama | 62% | Mitt Romney | 25% | 37 | 477 RV | ±4.5% |
| WDEV/WCAX/Vermont Business Magazine/Castleton University | May 7–16, 2012 | Barack Obama | 59.3% | Mitt Romney | 27.5% | 31.8 | 607 RV | ±4.0% |
| Castleton University | February 11–22, 2012 | Barack Obama | 57% | Mitt Romney | 31% | 26 | 800 RV | ±3.5% |
| Castleton University | February 11–22, 2012 | Barack Obama | 59% | Rick Santorum | 30% | 29 | 800 RV | ±3.5% |
| Castleton University | February 11–22, 2012 | Barack Obama | 58% | Ron Paul | 28% | 30 | 800 RV | ±3.5% |

## Virginia

13 electoral votes (Republican in 2004) 54%–46% (Democratic in 2008) 53%–46%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Rasmussen Reports/Pulse Opinion Research | August 23, 2012 | Barack Obama | 47% | Mitt Romney | 47% | Tied | 500 LV | ±4.5% |
| Public Policy Polling | August 16–19, 2012 | Barack Obama | 50% | Mitt Romney | 45% | 5 | 855 LV | ±3.4% |
| Purple Strategies | August 13–14, 2012 | Barack Obama | 45% | Mitt Romney | 48% | 3 | 600 LV | ±4.0% |
| Rasmussen Reports/Pulse Opinion Research | August 7, 2012 | Barack Obama | 48% | Mitt Romney | 46% | 2 | 500 LV | ±4.5% |
| CBS News/New York Times/Quinnipiac University | July 31 – August 6, 2012 | Barack Obama | 49% | Mitt Romney | 45% | 4 | 1,412 LV | ±2.6% |
| Rasmussen Reports/Pulse Opinion Research | July 16–17, 2012 | Barack Obama | 47% | Mitt Romney | 46% | 1 | 500 LV | ±4.5% |
| Quinnipiac University | July 10–16, 2012 | Barack Obama | 44% | Mitt Romney | 44% | Tied | 1,673 RV | ±2.4% |
| Purple Strategies | July 9–13, 2012 | Barack Obama | 46% | Mitt Romney | 44% | 2 | 600 LV | ±4.0% |
| Public Policy Polling | July 5–8, 2012 | Barack Obama | 50% | Mitt Romney | 42% | 8 | 647 RV | ±3.9% |
| Priorities USA Action/Garin-Hart-Yang Research Group | June 25 – July 3, 2012 | Barack Obama | 46% | Mitt Romney | 43% | 3 | 608 LV | ±4% |
| We Ask America | June 25, 2012 | Barack Obama | 43.3% | Mitt Romney | 48.0% | 4.7 | 1,106 LV | ±2.95% |
| Virginian Pilot/Old Dominion University | May 16 – June 15, 2012 | Barack Obama | 49% | Mitt Romney | 42% | 7 | 776 RV | ±3.5% |
| Purple Strategies | May 31 – June 5, 2012 | Barack Obama | 49% | Mitt Romney | 46% | 3 | 600 LV | ±4.0% |
| Quinnipiac University | May 30 – June 4, 2012 | Barack Obama | 47% | Mitt Romney | 42% | 5 | 1,282 RV | ±2.7% |
| Rasmussen Reports/Pulse Opinion Research | June 3, 2012 | Barack Obama | 47% | Mitt Romney | 47% | Tied | 500 LV | ±4.5% |
| NBC News/Marist College | May 17–20, 2012 | Barack Obama | 48% | Mitt Romney | 44% | 4 | 1,076 RV | ±3.0% |
| Washington Post | April 28 – May 2, 2012 | Barack Obama | 51% | Mitt Romney | 44% | 7 | 964 RV | ±4% |
| Public Policy Polling | April 26–29, 2012 | Barack Obama | 53% | Newt Gingrich | 37% | 16 | 680 RV | ±3.8% |
| Public Policy Polling | April 26–29, 2012 | Barack Obama | 50% | Ron Paul | 39% | 11 | 680 RV | ±3.8% |
| Public Policy Polling | April 26–29, 2012 | Barack Obama | 51% | Mitt Romney | 43% | 8 | 680 RV | ±3.8% |
| Rasmussen Reports/Pulse Opinion Research | April 23, 2012 | Barack Obama | 44% | Mitt Romney | 45% | 1 | 500 LV | ±4.5 |
| Purple Strategies | April 19–23, 2012 | Barack Obama | 48% | Mitt Romney | 46% | 2 | Not reported | ±4.1% |
| Roanoke College | March 26 – April 5, 2012 | Barack Obama | 40% | Mitt Romney | 46% | 6 | 603 A | ±4% |
| Rasmussen Reports/Pulse Opinion Research | March 20, 2012 | Barack Obama | 51% | Mitt Romney | 42% | 9 | 500 LV | ±4.5% |
| Quinnipiac University | March 13–18, 2012 | Barack Obama | 50% | Mitt Romney | 42% | 8 | 1,034 RV | ±3.1% |
| Quinnipiac University | March 13–18, 2012 | Barack Obama | 54% | Newt Gingrich | 35% | 19 | 1,034 RV | ±3.1% |
| Quinnipiac University | March 13–18, 2012 | Barack Obama | 49% | Rick Santorum | 40% | 9 | 1,034 RV | ±3.1% |
| Quinnipiac University | March 13–18, 2012 | Barack Obama | 49% | Ron Paul | 39% | 10 | 1,034 RV | ±3.1% |
| NBC News/Marist College | February 29 – March 2, 2012 | Barack Obama | 52% | Mitt Romney | 35% | 17 | 1,273 RV | ±2.8% |
| NBC News/Marist College | February 29 – March 2, 2012 | Barack Obama | 57% | Newt Gingrich | 31% | 26 | 1,273 RV | ±2.8% |
| NBC News/Marist College | February 29 – March 2, 2012 | Barack Obama | 54% | Rick Santorum | 32% | 22 | 1,245 RV | ±2.8% |
| NBC News/Marist College | February 29 – March 2, 2012 | Barack Obama | 53% | Ron Paul | 32% | 21 | 1,245 RV | ±2.8% |
| Roanoke College | February 13–26, 2012 | Barack Obama | 48% | Newt Gingrich | 37% | 11 | 607 A | ±4% |
| Roanoke College | February 13–26, 2012 | Barack Obama | 45% | Rick Santorum | 39% | 6 | 607 A | ±4% |
| Roanoke College | February 13–26, 2012 | Barack Obama | 45% | Ron Paul | 35% | 10 | 607 A | ±4% |
| Roanoke College | February 13–26, 2012 | Barack Obama | 42% | Mitt Romney | 43% | 1 | 607 A | ±4% |
| Rasmussen Reports/Pulse Opinion Research | February 21, 2012 | Barack Obama | 49% | Mitt Romney | 43% | 6 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | February 21, 2012 | Barack Obama | 51% | Rick Santorum | 43% | 8 | 500 LV | ±4.5% |
| Richmond Times-Dispatch/Muhlenberg College/Christopher Newport University | February 4–13, 2012 | Barack Obama | 45% | Newt Gingrich | 40% | 5 | 1,018 RV | ±3.1% |
| Richmond Times-Dispatch/Muhlenberg College/Christopher Newport University | February 4–13, 2012 | Barack Obama | 43% | Mitt Romney | 46% | 2 | 1,018 RV | ±3.1% |
| Richmond Times-Dispatch/Muhlenberg College/Christopher Newport University | February 4–13, 2012 | Barack Obama | 42% | Rick Santorum | 46% | 4 | 1,018 RV | ±3.1% |
| Richmond Times-Dispatch/Muhlenberg College/Christopher Newport University | February 4–13, 2012 | Barack Obama | 43% | Ron Paul | 43% | Tie | 1,018 RV | ±3.1% |
| Quinnipiac University | February 1–6, 2012 | Barack Obama | 47% | Mitt Romney | 43% | 4 | 1,544 RV | ±2.5% |
| Quinnipiac University | February 1–6, 2012 | Barack Obama | 51% | Newt Gingrich | 37% | 14 | 1,544 RV | ±2.5% |
| Quinnipiac University | February 1–6, 2012 | Barack Obama | 49% | Rick Santorum | 41% | 8 | 1,544 RV | ±2.5% |
| Quinnipiac University | February 1–6, 2012 | Barack Obama | 47% | Ron Paul | 40% | 7 | 1,544 RV | ±2.5% |
| Mason-Dixon Polling & Research | January 16–18, 2012 | Barack Obama | 45% | Mitt Romney | 44% | 1 | 625 RV | ±3.9% |
| Mason-Dixon Polling & Research | January 16–18, 2012 | Barack Obama | 49% | Newt Gingrich | 38% | 11 | 625 RV | ±3.9% |
Three way race
| Poll source | Date administered | Democrat | % | Republican | % | Constitution Party | % | Lead margin | Sample size | Margin of error |
| Public Policy Polling | July 5–8, 2012 | Barack Obama | 49% | Mitt Romney | 35% | Virgil Goode | 9% | 14 | 647 | ±3.9% |
| Public Policy Polling | April 26–29, 2012 | Barack Obama | 50% | Mitt Romney | 38% | Virgil Goode | 5% | 12 | 680 | ±3.8% |

## Washington

12 electoral votes (Democratic in 2004) 53%–46% (Democratic in 2008) 57%–40%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| Moore Information | August 6–7, 2012 | Barack Obama | 46% | Mitt Romney | 36% | 10 | 500 LV | ±4% |
| KING-TV Seattle/SurveyUSA | August 2–3, 2012 | Barack Obama | 54% | Mitt Romney | 37% | 17 | 524 LV | ±4.4% |
| KING-TV Seattle/SurveyUSA | July 16–18, 2012 | Barack Obama | 46% | Mitt Romney | 37% | 9 | 630 RV | ±4% |
| Public Policy Polling | June 14–17, 2012 | Barack Obama | 54% | Mitt Romney | 41% | 13 | 1,073 RV | ±3.0% |
| Elway Research | June 13–16, 2012 | Barack Obama | 49% | Mitt Romney | 41% | 8 | 408 RV | ±5% |
| KING-TV Seattle/SurveyUSA | May 8–9, 2012 | Barack Obama | 50% | Mitt Romney | 36% | 14 | 557 RV | ±4.2% |
| Public Policy Polling | February 16–19, 2012 | Barack Obama | 55% | Newt Gingrich | 35% | 20 | 1,264 RV | ±2.76% |
| Public Policy Polling | February 16–19, 2012 | Barack Obama | 53% | Mitt Romney | 38% | 15 | 1,264 RV | ±2.76% |
| Public Policy Polling | February 16–19, 2012 | Barack Obama | 51% | Ron Paul | 38% | 13 | 1,264 RV | ±2.76% |
| Public Policy Polling | February 16–19, 2012 | Barack Obama | 52% | Rick Santorum | 40% | 12 | 1,264 RV | ±2.76% |
| KING-TV Seattle/SurveyUSA | February 13–15, 2012 | Barack Obama | 56% | Newt Gingrich | 34% | 22 | 572 RV | ±4.2% |
| KING-TV Seattle/SurveyUSA | February 13–15, 2012 | Barack Obama | 50% | Mitt Romney | 39% | 11 | 572 RV | ±4.2% |
| KING-TV Seattle/SurveyUSA | February 13–15, 2012 | Barack Obama | 50% | Ron Paul | 37% | 13 | 572 RV | ±4.2% |
| KING-TV Seattle/SurveyUSA | February 13–15, 2012 | Barack Obama | 51% | Rick Santorum | 38% | 13 | 572 RV | ±4.2% |

## West Virginia

5 electoral votes (Republican in 2004) 56%–43% (Republican in 2008) 56%–43%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| R.L. Repass & Partners | August 22–25, 2012 | Barack Obama | 38% | Mitt Romney | 52% | 14 | 401 LV | ±4.9% |
| R.L. Repass & Partners | April 25–28, 2012 | Barack Obama | 37% | Mitt Romney | 54% | 17 | 410 RV | ±4.8% |

## Wisconsin

10 electoral votes (Democratic in 2004) 50%–49% (Democratic in 2008) 56%–42%
| Poll source | Date administered | Democrat | % | Republican | % | Lead margin | Sample size | Margin of error |
| CBS News/New York Times/Quinnipiac University | August 15–21, 2012 | Barack Obama | 49% | Mitt Romney | 47% | 2 | 1,190 LV | ±3% |
| Marquette Law School | August 16–19, 2012 | Barack Obama | 49% | Mitt Romney | 46% | 3 | 576 LV | ±4.2% |
| Public Policy Polling | August 16–19, 2012 | Barack Obama | 47% | Mitt Romney | 48% | 1 | 1,308 LV | ±2.7% |
| Rasmussen Reports/Pulse Opinion Research | August 15, 2012 | Barack Obama | 47% | Mitt Romney | 48% | 1 | 500 LV | ±4.5% |
| CNN/Opinion Research Corporation | August 13–14, 2012 | Barack Obama | 49% | Mitt Romney | 45% | 4 | 920 RV | ±3.0% |
| CBS News/New York Times/Quinnipiac University | July 31 – August 6, 2012 | Barack Obama | 51% | Mitt Romney | 45% | 6 | 1,428 | ±2.6% |
| Marquette Law School | August 2–5, 2012 | Barack Obama | 50% | Mitt Romney | 45% | 5 | 1,188 LV | ±2.9% |
| Rasmussen Reports/Pulse Opinion Research | July 25, 2012 | Barack Obama | 49% | Mitt Romney | 46% | 3 | 500 LV | ±4.5% |
| We Ask America | July 17–18, 2012 | Barack Obama | 49% | Mitt Romney | 42% | 7 | 1,162 LV | ±2.93% |
| Marquette Law School | July 5–8, 2012 | Barack Obama | 51% | Mitt Romney | 43% | 8 | 810 LV | ±3.5% |
| Public Policy Polling | July 5–8, 2012 | Barack Obama | 50% | Mitt Romney | 44% | 6 | 1,057 LV | ±3.3% |
| Marquette Law School | June 13–16, 2012 | Barack Obama | 49% | Mitt Romney | 43% | 6 | 594 LV | ±4.1% |
| Rasmussen Reports/Pulse Opinion Research | June 12, 2012 | Barack Obama | 44% | Mitt Romney | 47% | 3 | 500 LV | ±4.5% |
| We Ask America | June 3, 2012 | Barack Obama | 48% | Mitt Romney | 43% | 5 | 1,275 LV | ±2.75% |
| Marquette Law School | May 23–26, 2012 | Barack Obama | 51% | Mitt Romney | 43% | 8 | 600 LV | ±4% |
| St. Norbert College | May 17–22, 2012 | Barack Obama | 49% | Mitt Romney | 43% | 6 | 406 LV | ±5.0% |
| Daily Kos/Public Policy Polling | May 11–13, 2012 | Barack Obama | 47% | Mitt Romney | 46% | 1 | 851 RV | ±3.4% |
| Marquette Law School | May 9–12, 2012 | Barack Obama | 46% | Mitt Romney | 46% | Tied | 600 LV | ±4.1% |
| Rasmussen Reports/Pulse Opinion Research | May 9, 2012 | Barack Obama | 49% | Mitt Romney | 45% | 4 | 500 LV | ±4.5% |
| Marquette Law School | April 26–29, 2012 | Barack Obama | 51% | Mitt Romney | 42% | 9 | 705 RV | ±3.8% |
| Daily Kos/Public Policy Polling | April 13–15, 2012 | Barack Obama | 50% | Mitt Romney | 44% | 6 | 1,136 RV | ±2.9% |
| Rasmussen Reports/Pulse Opinion Research | March 27, 2012 | Barack Obama | 56% | Newt Gingrich | 31% | 25 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | March 27, 2012 | Barack Obama | 52% | Mitt Romney | 41% | 11 | 500 LV | ±4.5% |
| NBC News/Marist College | March 22–27, 2012 | Barack Obama | 52% | Mitt Romney | 35% | 17 | 1,391 RV | ±2.6% |
| NBC News/Marist College | March 22–27, 2012 | Barack Obama | 51% | Rick Santorum | 38% | 13 | 1,391 RV | ±2.6% |
| NBC News/Marist College | March 22–27, 2012 | Barack Obama | 51% | Rick Santorum | 39% | 12 | 1,400 RV | ±2.6% |
| NBC News/Marist College | March 22–27, 2012 | Barack Obama | 51% | Ron Paul | 36% | 15 | 1,400 RV | ±2.6% |
| Marquette Law School | March 22–25, 2012 | Barack Obama | 48% | Mitt Romney | 43% | 5 | 707 RV | ±3.7% |
| Marquette Law School | March 22–25, 2012 | Barack Obama | 51% | Rick Santorum | 39% | 12 | 707 RV | ±3.7% |
| Marquette Law School | March 22–25, 2012 | Barack Obama | 53% | Newt Gingrich | 36% | 17 | 707 RV | ±3.7% |
| Marquette Law School | March 22–25, 2012 | Barack Obama | 50% | Ron Paul | 40% | 10 | 707 RV | ±3.7% |
| Rasmussen Reports/Pulse Opinion Research | February 27, 2012 | Barack Obama | 47% | Mitt Romney | 42% | 5 | 500 LV | ±4.5% |
| Rasmussen Reports/Pulse Opinion Research | February 27, 2012 | Barack Obama | 46% | Rick Santorum | 41% | 5 | 500 LV | ±4.5% |
| Public Policy Polling | February 23–26, 2012 | Barack Obama | 55% | Newt Gingrich | 37% | 18 | 900 RV | ±3.27% |
| Public Policy Polling | February 23–26, 2012 | Barack Obama | 53% | Ron Paul | 37% | 16 | 900 RV | ±3.27% |
| Public Policy Polling | February 23–26, 2012 | Barack Obama | 53% | Mitt Romney | 39% | 14 | 900 RV | ±3.27% |
| Public Policy Polling | February 23–26, 2012 | Barack Obama | 49% | Rick Santorum | 43% | 6 | 900 RV | ±3.27% |
| Marquette Law School | February 16–19, 2012 | Barack Obama | 53% | Mitt Romney | 38% | 15 | 716 RV | ±3.7% |
| Marquette Law School | February 16–19, 2012 | Barack Obama | 51% | Rick Santorum | 40% | 11 | 716 RV | ±3.7% |
| Marquette Law School | February 16–19, 2012 | Barack Obama | 56% | Newt Gingrich | 33% | 23 | 716 RV | ±3.7% |
| Marquette Law School | February 16–19, 2012 | Barack Obama | 52% | Ron Paul | 36% | 16 | 716 RV | ±3.7% |
| Marquette Law School | January 19–22, 2012 | Barack Obama | 48% | Mitt Romney | 40% | 8 | 701 RV | ±3.8% |
Three way race
| Poll source | Date administered | Democrat | % | Republican | % | Libertarian | % | Lead margin | Sample size | Margin of error |
| Reason-Rupe | May 14–18, 2012 | Barack Obama | 46% | Mitt Romney | 36% | Gary Johnson | 6% | 10 | 708 | ±3.7% |