# Nationwide hypothetical polling for the 2020 United States presidential election

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| ← 2016 | 2020 | 2024 → |
vte :
This is a list of nationwide public opinion polls that have been conducted relating to the general election for the 2020 United States presidential election. The persons named in the polls were declared candidates or received media speculation about their possible candidacy. If multiple versions of polls are provided, the version among likely voters (LV) is prioritized, then registered voters (RV), then adults (A).

## Donald Trump vs. former Democratic candidates

The following candidates are ordered by the date they withdrew or suspended their campaign.
Bernie Sanders
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Bernie Sanders (D) | Other | Undecided |
| YouGov/Yahoo News | Apr 6–7, 2020 | 1,144 (RV) | – | 42% | 45% | 8% | 5% |
| YouGov/Economist | Apr 5–7, 2020 | 1,143 (RV) | ± 3.1% | 42% | 48% | 5% | 4% |
| Morning Consult | Mar 30 – Apr 5, 2020 | 30,985 (RV) | ± 1% | 43% | 45% | – | 12% |
| Change Research | Apr 2–3, 2020 | 1,200 (LV) | – | 44% | 46% | 8% | 3% |
| IBD/TIPP | Mar 29 – Apr 1, 2020 | 980 (RV) | – | 42% | 43% | 7% | 7% |
| YouGov/Economist | Mar 29–31, 2020 | 1,185 (RV) | ± 3.2% | 44% | 45% | 6% | 5% |
| Selzer & Co./Grinnell College | Mar 27–30, 2020 | 777 (LV) | ± 3.5% | 44% | 43% | 11% | 2% |
| Morning Consult | Mar 23–29, 2020 | 34,645 (RV) | ± 1% | 43% | 45% | – | 12% |
| YouGov/Economist | Mar 26–28, 2020 | 1,185 (RV) | ± 3.2% | 44% | 45% | 4% | 5% |
| YouGov/Yahoo News | Mar 25–26, 2020 | 1,168 (RV) | – | 41% | 45% | 6% | 8% |
| Harvard-Harris | Mar 24–26, 2020 | 1,201 (RV) | – | 47% | 53% | – | – |
| YouGov/Economist | Mar 22–24, 2020 | 1,166 (RV) | ± 3.4% | 44% | 46% | 6% | 5% |
| Echelon Insights | Mar 20–24, 2020 | 1,000 (RV) | – | 43% | 47% | – | 11% |
| Ipsos/Reuters | Mar 18–24, 2020 | 4,428 (A) | ± 1.7% | 37% | 40% | 17% | 8% |
| Lord Ashcroft Polls | Mar 10–24, 2020 | 10,357 (A) | – | 39% | 47% | 7% | 7% |
| Redfield & Wilton Strategies | Mar 23, 2020 | 1,500 (LV) | ± 2.57% | 41% | 49% | 3% | 7% |
| Morning Consult | Mar 16–22, 2020 | 36,272 (RV) | ± 1% | 42% | 46% | – | 12% |
| Emerson College | Mar 18–19, 2020 | 1,100 (RV) | ± 2.9% | 47% | 53% | – | – |
| YouGov/Economist | Mar 15–17, 2020 | 1,129 (RV) | ± 3.5% | 41% | 48% | 5% | 6% |
| Ipsos/Reuters | Mar 13–16, 2020 | 955 (RV) | ± 3.6% | 39% | 45% | 9% | 6% |
| Morning Consult | Mar 11–15, 2020 | 9,979 (RV) | ± 1% | 42% | 47% | – | 11% |
| NBC News/Wall Street Journal | Mar 11–13, 2020 | 900 (RV) | ± 3.3% | 45% | 49% | 4% | 2% |
| YouGov/Hofstra University | Mar 5–12, 2020 | 1,500 (LV) | ± 2.9% | 50% | 50% | – | – |
| YouGov/Yahoo News | Mar 10–11, 2020 | 1,242 (RV) | – | 42% | 45% | 8% | 5% |
| Civiqs/Daily Kos | Mar 8–11, 2020 | 1,441 (RV) | ± 2.7% | 46% | 49% | – | 5% |
| YouGov/Economist | Mar 8–10, 2020 | 1,191 (RV) | ± 2.9% | 43% | 47% | 5% | 5% |
| Ipsos/Reuters | Mar 6–9, 2020 | 956 (RV) | ± 3.6% | 42% | 43% | 10% | 5% |
| Quinnipiac | Mar 5–8, 2020 | 1,261 (RV) | ± 2.8% | 42% | 49% | 5% | 4% |
| Morning Consult | Mar 5–8, 2020 | 6,112 (RV) | ± 1% | 41% | 47% | – | 12% |
| CNN/SSRS | Mar 4–7, 2020 | 1,084 (RV) | ± 3.5% | 45% | 52% | 2% | 1% |
| IBD/TIPP | Feb 20–29, 2020 | 839 (RV) | – | 47% | 49% | 2% | 2% |
| Harvard-Harris | Feb 26–28, 2020 | 643 (RV) | – | 46% | 54% | – | – |
| YouGov/Yahoo News | Feb 26–27, 2020 | 1,662 (RV) | – | 42% | 48% | 6% | 2% |
| Morning Consult | Feb 23–27, 2020 | 6,117 (RV) | ± 1% | 41% | 47% | – | 12% |
| Fox News | Feb 23–26, 2020 | 1,000 (RV) | ± 3.0% | 42% | 49% | 5% | 4% |
| Rasmussen Reports | Feb 24–25, 2020 | 1,000 (LV) | ± 3.0% | 50% | 43% | – | 7% |
| Ipsos/Reuters | Feb 19–25, 2020 | 3,809 (RV) | ± 1.8% | 40% | 47% | – | – |
| YouGov/CBS News | Feb 20–22, 2020 | 10,000 (RV) | ± 1.2% | 44% | 47% | 4% | 4% |
| Saint Leo University | Feb 17–22, 2020 | 1,000 (A) | ± 3% | 37.2% | 49.1% | – | 13.7% |
| Emerson College | Feb 16–18, 2020 | 1,250 (RV) | ± 2.7% | 49% | 51% | – | – |
| ABC News/Washington Post | Feb 14–17, 2020 | 913 (RV) | ± 4% | 45% | 51% | 4% | 0% |
| NBC News/Wall Street Journal | Feb 14–17, 2020 | 900 (RV) | ± 3.3% | 46% | 50% | – | – |
| Global Strategy Group/GBAO | Feb 14–17, 2020 | 600 (RV) | – | 42% | 50% | 4% | 5% |
| Ipsos/Reuters | Feb 14–17, 2020 | 947 (RV) | ± 3.6% | 40% | 43% | 11% | 6% |
| SurveyUSA | Feb 13–17, 2020 | 2,768 (RV) | ± 1.9% | 45% | 50% | – | 5% |
| Morning Consult | Feb 12–17, 2020 | 7,313 (RV) | ± 1% | 42% | 46% | – | 12% |
| NPR/PBS News/Marist College | Feb 13–16, 2020 | 1,164 (RV) | ± 3.7% | 45% | 48% | 1% | 5% |
| Ipsos/Reuters | Feb 6–10, 2020 | 952 (RV) | ± 3.6% | 41% | 45% | 11% | 4% |
| Quinnipiac | Feb 5–9, 2020 | 1,159 (RV) | ± 2.5% | 43% | 51% | 3% | 3% |
| Morning Consult | Feb 4–9, 2020 | 36,180 (RV) | ± 1% | 43% | 45% | – | 12% |
| Atlas Intel | Jan 30 – Feb 2, 2020 | 1,600 (RV) | 2% | 44.9% | 47.2% | – | 7.9% |
| Morning Consult | Jan 27 – Feb 2, 2020 | 7,178 (RV) | ± 1% | 42% | 46% | – | 12% |
| IBD/TIPP | Jan 23–30, 2020 | 856 (RV) | – | 49% | 47% | 3% | 1% |
| NBC/WSJ | Jan 26–29, 2020 | 1,000 (RV) | ± 3.1% | 45% | 49% | 5% | 1% |
| USC Dornlife/LA Times | Jan 15–28, 2020 | 4,869 (RV) | ± 2% | 40% | 47% | 8% | 5% |
| Morning Consult | Jan 20–26, 2020 | 8,399 (RV) | ± 1% | 41% | 46% | – | 13% |
| Emerson College | Jan 21–23, 2020 | 1,128 (RV) | ± 2.8% | 49% | 51% | – | – |
| Echelon Insights | Jan 20–23, 2020 | 1,000 (RV) | – | 41% | 48% | – | 11% |
| ABC News/Washington Post | Jan 20–23, 2020 | 880 (RV) | ± 4% | 47% | 49% | 3% | 0% |
| Fox News | Jan 19–22, 2020 | 1,005 (RV) | ± 3% | 42% | 48% | 7% | 3% |
| CNN/SSRS | Jan 16–19, 2020 | 1,051 (RV) | ± 3.4% | 45% | 52% | 2% | 1% |
| Morning Consult | Jan 15–19, 2020 | 5,944 (RV) | ± 1% | 41% | 45% | – | 13% |
| Data for Progress/Lucid/Vox | Jan 9–19, 2020 | 1,606 (A) | – | 41% | 47% | – | |
| Data for Progress/Lucid/Vox | Jan 9–19, 2020 | 1,715 (A) | – | 43% | 45% | – | |
| Data for Progress/Lucid/Vox | Jan 9–19, 2020 | – (V) | – | 41% | 47% | – | |
| Zogby Analytics | Jan 15–16, 2020 | 882 (LV) | – | 47% | 45% | – | 9% |
| SurveyUSA | Jan 14–16, 2020 | 4,069 (RV) | ± 1.7% | 43% | 52% | – | 5% |
| Morning Consult | Jan 6–12, 2020 | 8,299 (RV) | ± 1% | 42% | 46% | – | 13% |
| IBD/TIPP | Jan 3–11, 2020 | 901 (RV) | ± 3.3% | 47% | 48% | 3% | 2% |
| Morning Consult | Dec 30, 2019 – Jan 5, 2020 | 8,436 (RV) | ± 1% | 42% | 44% | – | 14% |
| Ipsos/Reuters | Dec 18–19, 2019 | 1,117 (A) | ± 3.3% | 36% | 40% | 15% | 9% |
| Ipsos/Reuters | Dec 18–19, 2019 | 1,108 (A) | ± 3.4% | 37% | 39% | 18% | 7% |
| Emerson College | Dec 15–17, 2019 | 1,222 (RV) | ± 2.7% | 48% | 52% | – | – |
| CNN/ORC | Dec 12–15, 2019 | 1,005 (RV) | ± 3.7% | 45% | 49% | 0% | 2% |
| IBD/TIPP | Dec 6–14, 2019 | 905 (RV) | ± 3.3% | 48% | 47% | 4% | 1% |
| Fox News | Dec 8–11, 2019 | 1,000 (RV) | ± 3.0% | 43% | 49% | 2% | 3% |
| Quinnipiac | Dec 4–9, 2019 | 1,553 (RV) | ± 2.5% | 43% | 51% | 4% | 3% |
| Zogby Analytics | Dec 5–8, 2019 | 865 (LV) | ± 3.3% | 47% | 45% | – | – |
| SurveyUSA | Nov 20–21, 2019 | 3,850 (RV) | ± 1.7% | 40% | 52% | – | 8% |
| RealClear Opinion Research | Nov 15–21, 2019 | 2,055 (RV) | ± 2.38% | 40% | 52% | – | 8% |
| Emerson College | Nov 17–20, 2019 | 1,092 (RV) | ± 2.9% | 49% | 50% | – | – |
| Morning Consult | Nov 8, 2019 | 1,300 (RV) | ± 3% | 40% | 45% | – | 16% |
| YouGov/Hofstra University | Oct 25–31, 2019 | 1,500 (LV) | ± 3% | 48.8% | 51.2% | – | – |
| ABC/Washington Post | Oct 27–30, 2019 | 876 (RV) | ± 4% | 41% | 55% | 3% | 0% |
| FOX News | Oct 27–30, 2019 | 1,040 (RV) | ± 3% | 41% | 49% | 6% | 4% |
| IBD/TIPP | Oct 27–30, 2019 | 903 (A) | ± 3.3% | 44% | 51% | – | – |
| Morning Consult/Politico | Oct 25–28, 2019 | 1,997 (RV) | ± 2% | 37% | 39% | – | 25% |
| Emerson College | Oct 18–21, 2019 | 1000 (RV) | ± 3% | 49% | 51% | – | – |
| CNN/SSRS | Oct 17–20, 2019 | 892 (RV) | ± 4.0% | 43% | 52% | 3% | 2% |
| Ipsos/Reuters | Oct 17–18, 2019 | 945 (RV) | ± 3.6% | 39% | 44% | 13% | 7% |
| SurveyUSA | Oct 15–16, 2019 | 3,080 (RV) | ± 2.1% | 42% | 50% | – | 8% |
| Lord Ashcroft Polls | Oct 1–15, 2019 | 15,051 (A) | – | 41% | 59% | – | – |
| Fox News | Oct 6–8, 2019 | 1,003 (RV) | ± 3.0% | 40% | 49% | 6% | 2% |
| Quinnipiac University | Oct 4–7, 2019 | 1,483 (RV) | ± 3.1% | 42% | 49% | 2% | 4% |
| Zogby Analytics | Oct 1–3, 2019 | 887 (LV) | ± 3.3% | 46% | 44% | – | 10% |
| IBD/TIPP | Sep 26 – Oct 3, 2019 | 863 (RV) | ± 3.5% | 45% | 49% | 2% | 3% |
| HarrisX | Oct 1–2, 2019 | 1,000 (RV) | – | 37% | 38% | 15% | 9% |
| Ipsos/Reuters | Sep 26–30, 2019 | 1,917 (RV) | ± 2.6% | 36% | 43% | 11% | 7% |
| Ipsos/Reuters | Sep 23–24, 2019 | 876 (RV) | ± 3.8% | 39% | 38% | 13% | 8% |
| Emerson College | Sep 21–23, 2019 | 1,019 (RV) | ± 3.0% | 51% | 49% | – | – |
| Fox News | Sep 15–17, 2019 | 1,008 (RV) | ± 3.0% | 40% | 48% | 6% | 2% |
| SurveyUSA | Sep 13–16, 2019 | 4,520 (RV) | ± 1.6% | 43% | 48% | – | 9% |
| ABC News/Washington Post | Sep 2–5, 2019 | 877 (RV) | ± 4.0% | 43% | 52% | – | 1% |
| IBD/TIPP | Aug 22–30, 2019 | 848 (RV) | – | 45% | 49% | 2% | 3% |
| Emerson College | Aug 24–26, 2019 | 1,458 (RV) | ± 2.5% | 48% | 52% | – | – |
| Quinnipiac University | Aug 21–26, 2019 | 1,422 (RV) | ± 3.1% | 39% | 53% | 1% | 4% |
| Morning Consult/Politico | Aug 16–18, 2019 | 1,998 (RV) | ± 2.0% | 35% | 40% | – | 25% |
| Fox News | Aug 11–13, 2019 | 1,013 (RV) | ± 3.0% | 39% | 48% | 7% | 5% |
| SurveyUSA | Aug 1–5, 2019 | 5,459 (RV) | ± 1.6% | 42% | 50% | – | 8% |
| IBD/TIPP | Jul 25 – Aug 1, 2019 | 856 (RV) | – | 45% | 50% | 2% | 2% |
| Rasmussen Reports | Jul 21–25, Jul 28 – Aug 1, 2019 | 5,000 (LV) | ± 1.5% | 45% | 46% | – | 9% |
| Emerson College | Jul 27–29, 2019 | 1,233 (RV) | ± 2.7% | 49% | 51% | – | – |
| HarrisX | Jul 25–26, 2019 | 1,000 (RV) | – | 38% | 39% | 15% | 8% |
| Fox News | Jul 21–23, 2019 | 1,004 (RV) | ± 3.0% | 40% | 46% | 6% | 5% |
| NBC News/Wall Street Journal | Jul 7–9, 2019 | 800 (RV) | ± 3.5% | 43% | 50% | 4% | 3% |
| Emerson College | Jul 6–8, 2019 | 1,100 (RV) | ± 2.9% | 49% | 51% | – | – |
| ABC News/Washington Post | Jun 28 – Jul 1, 2019 | 875 (RV) | ± 4.0% | 48% | 49% | 0% | 1% |
| Emerson College | Jun 21–24, 2019 | 1,096 (RV) | ± 2.9% | 45% | 55% | – | – |
| HarrisX | Jun 22–23, 2019 | 1,001 (RV) | ± 3.1% | 40% | 39% | 13% | 8% |
| Fox News | Jun 9–12, 2019 | 1,001 (RV) | ± 3.0% | 40% | 49% | 5% | 5% |
| Ipsos/Daily Beast | Jun 10–11, 2019 | 1,005 (A) | ± 2.5% | 35% | 47% | – | 10% |
| Quinnipiac University | Jun 6–10, 2019 | 1,214 (RV) | ± 3.5% | 42% | 51% | 1% | 4% |
| Morning Consult/Politico | Jun 7–9, 2019 | 1,991 (RV) | ± 2.0% | 32% | 42% | – | 26% |
| Ipsos/Reuters | May 29 – Jun 5, 2019 | 3,851 (RV) | ± 1.8% | 37% | 46% | 10% | 5% |
| HarrisX | May 25–26, 2019 | 1,001 (RV) | ± 3.1% | 38% | 38% | 11% | 8% |
| Change Research | May 18–21, 2019 | 2,904 (LV) | ± 1.8% | 46% | 47% | 6% | – |
| Fox News | May 11–14, 2019 | 1,008 (RV) | ± 3.0% | 41% | 46% | 5% | 5% |
| Emerson College | May 10–13, 2019 | 1,006 (RV) | ± 3.0% | 46% | 54% | – | – |
| Zogby Analytics | May 2–9, 2019 | 903 (LV) | – | 40% | 49% | – | 12% |
| HarrisX | Apr 28–29, 2019 | 1,002 (RV) | ± 3.1% | 38% | 37% | 11% | 8% |
| CNN/SSRS | Apr 25–28, 2019 | 456 (RV) | ± 5.6% | 44% | 50% | 0% | 2% |
| Emerson College | Apr 11–14, 2019 | 914 (RV) | ± 3.2% | 48% | 52% | – | – |
| Rasmussen Reports | Mar 31 – Apr 4, Apr 7–11, 2019 | 5,000 (LV) | ± 1.5% | 47% | 44% | – | 9% |
| Civiqs/Daily Kos | Apr 6–9, 2019 | 1,584 (RV) | ± 2.7% | 44% | 45% | – | 11% |
| HarrisX | Mar 31 – Apr 1, 2019 | 1,000 (RV) | ± 3.1% | 38% | 41% | 9% | 7% |
| Public Policy Polling | Mar 27–28, 2019 | 846 (RV) | ± 3.4% | 41% | 49% | – | 9% |
| Fox News | Mar 17–20, 2019 | 1,002 (RV) | ± 3.0% | 41% | 44% | 6% | 5% |
| Emerson College | Mar 17–18, 2019 | 1,153 (RV) | ± 2.8% | 49% | 51% | – | – |
| HarrisX | Mar 17–18, 2019 | 1,001 (RV) | ± 3.1% | 35% | 40% | 11% | 8% |
| Civiqs/Daily Kos | Mar 9–12, 2019 | 1,622 (A) | ± 2.6% | 44% | 46% | – | 10% |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 46% | 50% | – | – |
| D-CYFOR | Feb 22–23, 2019 | 1,000 (RV) | ± 3.1% | 41% | 50% | – | 9% |
| Emerson College | Feb 14–16, 2019 | 1,000 (RV) | ± 3.0% | 49% | 51% | – | – |
| Change Research | Jan 31 – Feb 1, 2019 | 1,338 (LV) | ± 2.7% | 46% | 48% | – | – |
| Public Policy Polling | Jan 19–21, 2019 | 760 (RV) | ± 3.6% | 41% | 51% | – | 8% |
| HarrisX | Dec 16–17, 2018 | 1,001 (RV) | ± 3.1% | 37% | 38% | – | 24% |
| Morning Consult/Politico | Aug 16–18, 2018 | 1,974 (RV) | ± 2.0% | 32% | 44% | – | 24% |
| Public Policy Polling | Jun 8–10, 2018 | 679 (RV) | ± 3.8% | 40% | 49% | – | 11% |
| Zogby Analytics | May 10–12, 2018 | 881 (LV) | ± 3.2% | 37% | 48% | – | 15% |
| Public Policy Polling | Mar 23–25, 2018 | 846 (RV) | ± 3.4% | 39% | 55% | – | 6% |
| Public Policy Polling | Feb 9–11, 2018 | 687 (RV) | ± 3.7% | 44% | 48% | – | 8% |
| CNN/SSRS | Jan 14–18, 2018 | 913 (RV) | ± 3.8% | 42% | 55% | 1% | 1% |
| Zogby Analytics | Jan 12–15, 2018 | 847 (LV) | ± 3.4% | 39% | 52% | – | 10% |
| YouGov | Jan 9, 2018 | 865 (RV) | – | 43% | 48% | – | – |
| Public Policy Polling | Dec 11–12, 2017 | 862 (RV) | ± 3.3% | 40% | 53% | – | 6% |
| Morning Consult/Politico | Nov 16–19, 2017 | 2,586 (RV) | ± 2.0% | 36% | 42% | – | 22% |
| Public Policy Polling | Oct 27–29, 2017 | 572 (RV) | ± 4.1% | 38% | 53% | – | 9% |
| Zogby Analytics | Oct 19–25, 2017 | 1,514 (LV) | ± 2.5% | 40% | 51% | – | 9% |
| Public Policy Polling | Sep 22–25, 2017 | 865 (RV) | ± 3.3% | 40% | 51% | – | 9% |
| Public Policy Polling | Aug 18–21, 2017 | 887 (RV) | ± 3.3% | 38% | 51% | – | 11% |
| Public Policy Polling | Jul 14–17, 2017 | 836 (RV) | ± 3.4% | 39% | 52% | – | 9% |
| Public Policy Polling | Jun 9–11, 2017 | 811 (RV) | ± 3.4% | 41% | 51% | – | 8% |
| Public Policy Polling | May 12–14, 2017 | 692 (RV) | ± 3.7% | 39% | 52% | – | 9% |
| Public Policy Polling | Apr 17–18, 2017 | 648 (RV) | ± 3.9% | 41% | 50% | – | 8% |
| Public Policy Polling | Mar 27–28, 2017 | 677 (RV) | ± 3.8% | 41% | 52% | – | 7% |
Tulsi Gabbard
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Tulsi Gabbard (D) | Other | Undecided |
| SurveyUSA | Jan 14–16, 2020 | 4,069 (RV) | ± 1.7% | 44% | 39% | – | 17% |
| HarrisX | Aug 23–24, 2019 | 1,001 (RV) | – | 38% | 33% | 17% | 12% |
| HarrisX | Jul 26–27, 2019 | 1,001 (RV) | – | 37% | 27% | 22% | 13% |
| HarrisX | Jun 23–24, 2019 | 1,001 (RV) | ± 3.1% | 38% | 25% | 24% | 14% |
| HarrisX | May 26–27, 2019 | 1,003 (RV) | ± 3.1% | 38% | 26% | 17% | 13% |
| HarrisX | Apr 30 – May 1, 2019 | 1,000 (RV) | ± 3.1% | 39% | 24% | 18% | 12% |
| HarrisX | Apr 3–4, 2019 | 1,002 (RV) | ± 3.1% | 38% | 25% | 14% | 16% |
| HarrisX | Mar 19–20, 2019 | 1,001 (RV) | ± 3.1% | 35% | 27% | 14% | 16% |
Elizabeth Warren
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Elizabeth Warren (D) | Other | Undecided |
| IBD/TIPP | Feb 20–29, 2020 | 839 (RV) | – | 46% | 48% | 3% | 3% |
| Harvard-Harris | Feb 26–28, 2020 | 644 (RV) | – | 49% | 51% | – | – |
| YouGov/Yahoo News | Feb 26–27, 2020 | 1,662 (RV) | – | 43% | 47% | 6% | 4% |
| Morning Consult | Feb 23–27, 2020 | 6,117 (RV) | ± 1% | 43% | 42% | – | 14% |
| Fox News | Feb 23–26, 2020 | 1,000 (RV) | ± 3.0% | 43% | 46% | 7% | 4% |
| Ipsos/Reuters | Feb 19–25, 2020 | 3,809 (RV) | ± 1.8% | 41% | 44% | – | – |
| YouGov/CBS News | Feb 20–22, 2020 | 10,000 (RV) | ± 1.2% | 45% | 46% | 4% | 4% |
| Saint Leo University | Feb 17–22, 2020 | 1,000 (A) | ± 3% | 40.6% | 42.7% | – | 16.7% |
| ABC News/Washington Post | Feb 14–17, 2020 | 913 (RV) | ± 4% | 47% | 48% | 3% | 0% |
| Ipsos/Reuters | Feb 14–17, 2020 | 947 (RV) | ± 3.6% | 41% | 40% | 13% | 6% |
| SurveyUSA | Feb 13–17, 2020 | 2,768 (RV) | ± 1.9% | 47% | 46% | – | 7% |
| Morning Consult | Feb 12–17, 2020 | 7,313 (RV) | ± 1% | 42% | 44% | – | 14% |
| NPR/PBS News/Marist College | Feb 13–16, 2020 | 1,164 (RV) | ± 3.7% | 46% | 47% | 2% | 5% |
| Ipsos/Reuters | Feb 6–10, 2020 | 952 (RV) | ±3.6% | 42% | 42% | 10% | 4% |
| Quinnipiac | Feb 5–9, 2020 | 1,159 (RV) | ± 2.5% | 44% | 48% | 4% | 3% |
| Morning Consult | Feb 4–9, 2020 | 36,180 (RV) | ± 1% | 43% | 43% | – | 14% |
| Atlas Intel | Jan 30 – Feb 2, 2020 | 1,600 (RV) | 2% | 45.7% | 42.5% | – | 11.8% |
| Morning Consult | Jan 27 – Feb 2, 2020 | 7,178 (RV) | ± 1% | 42% | 43% | – | 15% |
| IBD/TIPP | Jan 23–30, 2020 | 856 (RV) | – | 50% | 46% | 4% | 1% |
| NBC/WSJ | Jan 26–29, 2020 | 1,000 (RV) | ± 3.1% | 45% | 48% | 5% | 2% |
| USC Dornlife/LA Times | Jan 15–28, 2020 | 4,869 (RV) | ± 2% | 41% | 45% | 9% | 6% |
| Morning Consult | Jan 20–26, 2020 | 8,399 (RV) | ± 1% | 43% | 43% | – | 14% |
| Emerson College | Jan 21–23, 2020 | 1,128 (RV) | ± 2.8% | 50% | 50% | – | – |
| ABC News/Washington Post | Jan 20–23, 2020 | 880 (RV) | ± 4% | 48% | 48% | 4% | 0% |
| Fox News | Jan 19–22, 2020 | 1,005 (RV) | ± 3% | 42% | 47% | 9% | 3% |
| CNN/SSRS | Jan 16–19, 2020 | 1,051 (RV) | ± 3.4% | 45% | 50% | 3% | 2% |
| Morning Consult | Jan 15–19, 2020 | 5,944 (RV) | ± 1% | 42% | 44% | – | 14% |
| Zogby Analytics | Jan 15–16, 2020 | 882 (LV) | – | 47% | 42% | – | 10% |
| SurveyUSA | Jan 14–16, 2020 | 4,069 (RV) | ± 1.7% | 45% | 48% | – | 6% |
| Morning Consult | Jan 6–12, 2020 | 8,299 (RV) | ± 1% | 41% | 43% | – | 15% |
| IBD/TIPP | Jan 3–11, 2020 | 901 (RV) | ± 3.3% | 47% | 46% | 4% | 2% |
| Morning Consult | Dec 30, 2019 – Jan 5, 2020 | 8,436 (RV) | ± 1% | 42% | 41% | – | 16% |
| Ipsos/Reuters | Dec 18–19, 2019 | 1,117 (A) | ± 3.3% | 35% | 39% | 17% | 9% |
| Ipsos/Reuters | Dec 18–19, 2019 | 1,108 (A) | ± 3.4% | 38% | 36% | 20% | 7% |
| Emerson College | Dec 15–17, 2019 | 1,222 (RV) | ± 2.7% | 49% | 51% | – | – |
| CNN/ORC | Dec 12–15, 2019 | 1,005 (RV) | ± 3.7% | 46% | 47% | 1% | 3% |
| IBD/TIPP | Dec 6–14, 2019 | 905 (RV) | ± 3.3% | 49% | 44% | 2% | 2% |
| Fox News | Dec 8–11, 2019 | 1,000 (RV) | ± 3.0% | 45% | 46% | 2% | 3% |
| Quinnipiac | Dec 4–9, 2019 | 1,553 (RV) | ± 2.5% | 43% | 50% | 4% | 3% |
| Zogby Analytics | Dec 5–8, 2019 | 865 (LV) | ± 3.3% | 47% | 43% | – | – |
| SurveyUSA | Nov 20–21, 2019 | 3,850 (RV) | ± 1.7% | 42% | 49% | – | 9% |
| RealClear Opinion Research | Nov 15–21, 2019 | 2,055 (RV) | ± 2.38% | 41% | 50% | – | 10% |
| Emerson College | Nov 17–20, 2019 | 1,092 (RV) | ± 2.9% | 50% | 50% | – | – |
| Morning Consult | Nov 8, 2019 | 1,300 (RV) | ± 3% | 39% | 45% | – | 15% |
| YouGov/Hofstra University | Oct 25–31, 2019 | 1,500 (LV) | ± 3% | 50% | 50% | – | – |
| ABC/Washington Post | Oct 27–30, 2019 | 876 (RV) | ± 4% | 40% | 55% | 4% | 1% |
| FOX News | Oct 27–30, 2019 | 1,040 (RV) | ± 3% | 41% | 46% | 9% | 4% |
| IBD/TIPP | Oct 27–30, 2019 | 903 (A) | ± 3.3% | 44% | 52% | – | – |
| NBC News/Wall Street Journal | Oct 27–30, 2019 | 720 (RV) | ± 3.7% | 42% | 50% | 3% | 3% |
| Morning Consult/Politico | Oct 25–28, 2019 | 1,997 (RV) | ± 2% | 36% | 35% | – | 28% |
| Emerson College | Oct 18–21, 2019 | 1000 (RV) | ± 3% | 49% | 51% | – | – |
| Ipsos/Reuters | Oct 17–18, 2019 | 945 (RV) | ± 3.6% | 40% | 43% | 11% | 6% |
| CNN/SSRS | Oct 17–20, 2019 | 892 (RV) | ± 4.0% | 44% | 52% | 3% | 1% |
| SurveyUSA | Oct 15–16, 2019 | 3,080 (RV) | ± 2.1% | 44% | 48% | – | 8% |
| Lord Ashcroft Polls | Oct 1–15, 2019 | 15,051 (A) | – | 43% | 57% | – | – |
| Fox News | Oct 6–8, 2019 | 1,040 (RV) | ± 3.0% | 40% | 50% | 4% | 4% |
| Quinnipiac University | Oct 4–7, 2019 | 1,483 (RV) | ± 3.1% | 41% | 49% | 2% | 4% |
| Zogby Analytics | Oct 1–3, 2019 | 887 (LV) | ± 3.3% | 45% | 45% | – | 10% |
| IBD/TIPP | Sep 26 – Oct 3, 2019 | 863 (RV) | ± 3.5% | 46% | 48% | 2% | 3% |
| HarrisX | Oct 1–2, 2019 | 1000 (RV) | – | 37% | 37% | 15% | 10% |
| Ipsos/Reuters | Sep 26–30, 2019 | 1,917 (RV) | ± 2.6% | 37% | 42% | 10% | 8% |
| Ipsos/Reuters | Sep 23–24, 2019 | 876 (RV) | ± 3.8% | 39% | 41% | 10% | 8% |
| Emerson College | Sep 21–23, 2019 | 1,019 (RV) | ± 3.0% | 49% | 51% | – | – |
| Fox News | Sep 15–17, 2019 | 1,008 (RV) | ± 3.0% | 40% | 46% | 7% | 3% |
| SurveyUSA | Sep 13–16, 2019 | 4,520 (RV) | ± 1.6% | 43% | 45% | – | 12% |
| Marquette University Law School | Sep 3–13, 2019 | 1,389 (RV) | – | 36% | 41% | 24% | – |
| ABC News/Washington Post | Sep 2–5, 2019 | 877 (RV) | ± 4.0% | 44% | 51% | – | 2% |
| IBD/TIPP | Aug 22–30, 2019 | 848 (RV) | – | 46% | 49% | 1% | 3% |
| Emerson College | Aug 24–26, 2019 | 1,458 (RV) | ± 2.5% | 50% | 50% | – | – |
| Quinnipiac University | Aug 21–26, 2019 | 1,422 (RV) | ± 3.1% | 40% | 52% | 1% | 4% |
| Morning Consult | Aug 16–18, 2019 | 1,998 (RV) | ± 2.0% | 35% | 35% | – | 30% |
| Fox News | Aug 11–13, 2019 | 1,013 (RV) | ± 3.0% | 39% | 46% | 7% | 6% |
| SurveyUSA | Aug 1–5, 2019 | 5,459 (RV) | ± 1.6% | 44% | 46% | – | 10% |
| IBD/TIPP | Jul 25 – Aug 1, 2019 | 856 (RV) | – | 45% | 49% | 2% | 4% |
| Emerson College | Jul 27–29, 2019 | 1,233 (RV) | ± 2.7% | 50% | 50% | – | – |
| HarrisX | Jul 25–26, 2019 | 1,000 (RV) | – | 40% | 36% | 15% | 9% |
| Fox News | Jul 21–23, 2019 | 1,004 (RV) | ± 3.0% | 42% | 41% | 7% | 7% |
| NBC News/Wall Street Journal | Jul 7–9, 2019 | 800 (RV) | ± 3.5% | 43% | 48% | 4% | 4% |
| Emerson College | Jul 6–8, 2019 | 1,100 (RV) | ± 2.9% | 51% | 49% | – | – |
| ABC News/Washington Post | Jun 28 – Jul 1, 2019 | 875 (RV) | ± 4.0% | 48% | 48% | 1% | 1% |
| Emerson College | Jun 21–24, 2019 | 1,096 (RV) | ± 2.9% | 47% | 53% | – | – |
| HarrisX | Jun 22–23, 2019 | 1,001 (RV) | ± 3.1% | 41% | 33% | 16% | 10% |
| Fox News | Jun 9–12, 2019 | 1,001 (RV) | ± 3.0% | 41% | 43% | 6% | 6% |
| Ipsos/Daily Beast | Jun 10–11, 2019 | 1,005 (A) | ± 2.5% | 36% | 42% | – | 12% |
| Quinnipiac University | Jun 6–10, 2019 | 1,214 (RV) | ± 3.5% | 42% | 49% | 1% | 5% |
| Morning Consult | Jun 7–9, 2019 | 1,991 (RV) | ± 2.0% | 33% | 32% | – | 35% |
| Ipsos/Reuters | May 29 – Jun 5, 2019 | 3,851 (RV) | ± 1.8% | 38% | 43% | 11% | 5% |
| HarrisX | May 25–26, 2019 | 1,001 (RV) | ± 3.1% | 40% | 33% | 11% | 10% |
| Rasmussen Reports | May 12–16, May 19–23, 2019 | 5,000 (LV) | ± 1.5% | 44% | 46% | – | 10% |
| Change Research | May 18–21, 2019 | 2,904 (LV) | ± 1.8% | 46% | 47% | 6% | – |
| Civiqs/Daily Kos | May 12–14, 2019 | 1,650 (A) | ± 2.6% | 45% | 48% | – | 7% |
| Fox News | May 11–14, 2019 | 1,008 (RV) | ± 3.0% | 41% | 43% | 6% | 6% |
| Emerson College | May 10–13, 2019 | 1,006 (RV) | ± 3.0% | 48% | 51% | – | – |
| Zogby Analytics | May 2–9, 2019 | 903 (LV) | – | 41% | 43% | – | 16% |
| HarrisX | Apr 28–29, 2019 | 1,002 (RV) | ± 3.1% | 39% | 33% | 13% | 9% |
| CNN/SSRS | Apr 25–28, 2019 | 452 (RV) | ± 5.6% | 48% | 47% | 0% | 3% |
| Emerson College | Apr 11–14, 2019 | 914 (RV) | ± 3.2% | 52% | 48% | – | – |
| Civiqs/Daily Kos | Apr 6–9, 2019 | 1,584 (RV) | ± 2.7% | 45% | 43% | – | 12% |
| HarrisX | Mar 31 – Apr 1, 2019 | 1,000 (RV) | ± 3.1% | 39% | 35% | 12% | 11% |
| Public Policy Polling | Mar 27–28, 2019 | 846 (RV) | ± 3.4% | 42% | 48% | – | 10% |
| Fox News | Mar 17–20, 2019 | 1,002 (RV) | ± 3.0% | 42% | 40% | 7% | 8% |
| Emerson College | Mar 17–18, 2019 | 1,153 (RV) | ± 2.8% | 49% | 51% | – | – |
| HarrisX | Mar 17–18, 2019 | 1,001 (RV) | ± 3.1% | 37% | 34% | 12% | 12% |
| Civiqs/Daily Kos | Mar 9–12, 2019 | 1,622 (A) | ± 2.6% | 44% | 44% | – | 11% |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 47% | 49% | – | – |
| D-CYFOR | Feb 22–23, 2019 | 1,000 (RV) | ± 3.1% | 42% | 45% | – | 13% |
| Emerson College | Feb 14–16, 2019 | 1,000 (RV) | ± 3.0% | 47% | 53% | – | – |
| Change Research | Jan 31 – Feb 1, 2019 | 1,338 (LV) | ± 2.7% | 46% | 47% | – | – |
| Public Policy Polling | Jan 19–21, 2019 | 760 (RV) | ± 3.6% | 42% | 48% | – | 10% |
| SurveyMonkey/Axios | Oct 24–29, 2018 | 3,064 (RV) | – | 47% | 49% | – | 4% |
| Rasmussen Reports | Oct 17–18, 2018 | 1,000 (LV) | ± 3.0% | 44% | 46% | – | 9% |
| Morning Consult/Politico | Aug 16–18, 2018 | 1,974 (RV) | ± 2.0% | 30% | 34% | – | 36% |
| Public Policy Polling | Jun 8–10, 2018 | 679 (RV) | ± 3.8% | 40% | 48% | – | 12% |
| Zogby Analytics | May 10–12, 2018 | 881 (LV) | ± 3.2% | 37% | 43% | – | 20% |
| Public Policy Polling | Mar 23–25, 2018 | 846 (RV) | ± 3.4% | 40% | 51% | – | 9% |
| Public Policy Polling | Feb 9–11, 2018 | 687 (RV) | ± 3.7% | 44% | 44% | – | 12% |
| Zogby Analytics | Jan 12–15, 2018 | 847 (LV) | ± 3.4% | 40% | 50% | – | 10% |
| Public Policy Polling (D) | Jan 9–10, 2018 | 620 (RV) | ± 3.9% | 43% | 49% | – | 8% |
| Public Policy Polling | Dec 11–12, 2017 | 862 (RV) | ± 3.3% | 42% | 51% | – | 7% |
| Public Policy Polling | Oct 27–29, 2017 | 572 (RV) | ± 4.1% | 40% | 50% | – | 9% |
| Zogby Analytics | Oct 19–25, 2017 | 1,514 (LV) | ± 2.5% | 43% | 45% | – | 13% |
| Emerson College | Oct 12–14, 2017 | 820 (RV) | ± 3.4% | 44% | 44% | – | 12% |
| GQR Research | Sep 3 – Oct 6, 2017 | 653 (LV) | – | 44% | 52% | 2% | 2% |
| Public Policy Polling | Sep 22–25, 2017 | 865 (RV) | ± 3.3% | 41% | 47% | – | 12% |
| Public Policy Polling | Aug 18–21, 2017 | 887 (RV) | ± 3.3% | 40% | 45% | – | 15% |
| Zogby Analytics | Aug 4–7, 2017 | 1,300 (LV) | – | 37% | 46% | – | 17% |
| Public Policy Polling | Jul 14–17, 2017 | 836 (RV) | ± 3.4% | 42% | 49% | – | 9% |
| Public Policy Polling | Jun 9–11, 2017 | 811 (RV) | ± 3.4% | 43% | 46% | – | 11% |
| Public Policy Polling | May 12–14, 2017 | 692 (RV) | ± 3.7% | 39% | 49% | – | 12% |
| Public Policy Polling | Apr 17–18, 2017 | 648 (RV) | ± 3.9% | 42% | 46% | – | 13% |
| Public Policy Polling | Mar 27–28, 2017 | 677 (RV) | ± 3.8% | 43% | 48% | – | 9% |
| Morning Consult/Politico | Feb 9–10, 2017 | 1,791 (RV) | ± 2.0% | 42% | 36% | – | 22% |
Michael Bloomberg
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Michael Bloomberg (D) | Other | Undecided |
| IBD/TIPP | Feb 20–29, 2020 | 839 (RV) | – | 45% | 48% | 3% | 3% |
| Harvard-Harris | Feb 26–28, 2020 | 654 (RV) | – | 45% | 55% | – | – |
| Morning Consult | Feb 23–27, 2020 | 6,117 (RV) | ± 1% | 42% | 43% | – | 15% |
| YouGov/Yahoo News | Feb 26–27, 2020 | 1,662 (RV) | – | 41% | 43% | 9% | 6% |
| Fox News | Feb 23–26, 2020 | 1,000 (RV) | ± 3.0% | 40% | 48% | 7% | 5% |
| Ipsos/Reuters | Feb 19–25, 2020 | 3,809 (RV) | ± 1.8% | 39% | 43% | – | – |
| CBS News/YouGov | Feb 20–22, 2020 | 10,000 (RV) | ± 1.2% | 45% | 42% | 7% | 6% |
| Saint Leo University | Feb 17–22, 2020 | 1,000 (A) | ± 3% | 34% | 50% | – | 16% |
| Emerson College | Feb 16–18, 2020 | 1,250 (RV) | ± 2.7% | 51% | 49% | – | – |
| Ipsos/Reuters | Feb 14–17, 2020 | 947 (RV) | ± 3.6% | 38% | 44% | 11% | 7% |
| ABC News/Washington Post | Feb 14–17, 2020 | 913 (RV) | ± 4% | 45% | 50% | 3% | 1% |
| NBC News/Wall Street Journal | Feb 14–17, 2020 | 900 (RV) | ± 3.3% | 43% | 50% | – | – |
| SurveyUSA | Feb 13–17, 2020 | 2,768 (RV) | ± 1.9% | 43% | 50% | – | 7% |
| Morning Consult | Feb 12–17, 2020 | 7,313 (RV) | ± 1% | 42% | 46% | – | 12% |
| NPR/PBS News/Marist College | Feb 13–16, 2020 | 1,164 (RV) | ± 3.7% | 44% | 48% | 2% | 6% |
| Ipsos/Reuters | Feb 6–10, 2020 | 952 (RV) | ±3.6% | 41% | 45% | 10% | 5% |
| Quinnipiac | Feb 5–9, 2020 | 1,159 (RV) | ± 2.5% | 42% | 51% | 5% | 2% |
| Morning Consult | Feb 4–9, 2020 | 36,180 (RV) | ± 1% | 41% | 46% | – | 13% |
| Atlas Intel | Jan 30 – Feb 2, 2020 | 1,600 (RV) | 2% | 44.6% | 43.2% | – | 12.2% |
| Morning Consult | Jan 27 – Feb 2, 2020 | 7,178 (RV) | ± 1% | 40% | 47% | – | 13% |
| IBD/TIPP | Jan 23–30, 2020 | 856 (RV) | – | 47% | 48% | 3% | 2% |
| Morning Consult | Jan 20–26, 2020 | 8,399 (RV) | ± 1% | 41% | 45% | – | 14% |
| ABC News/Washington Post | Jan 20–23, 2020 | 880 (RV) | ± 4% | 46% | 49% | 4% | 1% |
| Fox News | Jan 19–22, 2020 | 1,005 (RV) | ± 3% | 41% | 49% | 7% | 3% |
| CNN/SSRS | Jan 16–19, 2020 | 1,051 (RV) | ± 3.4% | 43% | 52% | 3% | 2% |
| Morning Consult | Jan 15–19, 2020 | 5,944 (RV) | ± 1% | 42% | 43% | – | 15% |
| Zogby Analytics | Jan 15–16, 2020 | 882 (LV) | – | 43% | 45% | – | 12% |
| SurveyUSA | Jan 14–16, 2020 | 4,069 (RV) | ± 1.7% | 42% | 49% | – | 9% |
| Morning Consult | Jan 6–12, 2020 | 8,299 (RV) | ± 1% | 42% | 43% | – | 15% |
| IBD/TIPP | Jan 3–11, 2020 | 901 (RV) | ± 3.3% | 45% | 47% | 5% | 3% |
| Morning Consult | Dec 30, 2019 – Jan 5, 2020 | 8,436 (RV) | ± 1% | 41% | 43% | – | 17% |
| Ipsos/Reuters | Dec 18–19, 2019 | 1,117 (A) | ± 3.3% | 35% | 36% | 19% | 10% |
| IBD/TIPP | Dec 6–14, 2019 | 905 (RV) | ± 3.3% | 47% | 46% | 5% | 3% |
| Fox News | Dec 8–11, 2019 | 1,000 (RV) | ± 3.0% | 40% | 45% | 3% | 7% |
| Quinnipiac | Dec 4–9, 2019 | 1,553 (RV) | ± 2.5% | 42% | 48% | 5% | 5% |
| Zogby Analytics | Dec 5–8, 2019 | 865 (LV) | ± 3.3% | 44% | 43% | – | – |
| SurveyUSA | Nov 20–21, 2019 | 3,850 (RV) | ± 1.7% | 40% | 46% | – | 14% |
| Morning Consult | Nov 8, 2019 | 1,300 (RV) | ± 3% | 37% | 43% | – | 21% |
| YouGov/Hofstra University | Oct 25–31, 2019 | 1,500 (LV) | ± 3% | 45% | 42.1% | – | 12.9% |
| Rasmussen Reports | Jan 30–31, 2019 | 1,000 (LV) | ± 3.0% | 40% | 46% | – | 14% |
| Zogby Analytics | Oct 15–17, 2018 | 848 (LV) | ± 3.4% | 40% | 43% | – | 16% |
Amy Klobuchar
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Amy Klobuchar (D) | Other | Undecided |
| IBD/TIPP | Feb 20–29, 2020 | 839 (RV) | – | 46% | 46% | 3% | 4% |
| Fox News | Feb 23–26, 2020 | 1,000 (RV) | ± 3.0% | 43% | 44% | 7% | 6% |
| Ipsos/Reuters | Feb 19–25, 2020 | 3,809 (RV) | ± 1.8% | 40% | 42% | – | – |
| YouGov/CBS News | Feb 20–22, 2020 | 10,000 (RV) | ± 1.2% | 44% | 45% | 6% | 5% |
| Saint Leo University | Feb 17–22, 2020 | 1,000 (A) | ± 3% | 37.4% | 43.9% | – | 18.7% |
| Emerson College | Feb 16–18, 2020 | 1,250 (RV) | ± 2.7% | 51% | 49% | – | – |
| Ipsos/Reuters | Feb 14–17, 2020 | 947 (RV) | ± 3.6% | 39% | 40% | 14% | 7% |
| ABC News/Washington Post | Feb 14–17, 2020 | 913 (RV) | ± 4% | 46% | 48% | 4% | 1% |
| NBC News/Wall Street Journal | Feb 14–17, 2020 | 900 (RV) | ± 3.3% | 45% | 48% | – | – |
| SurveyUSA | Feb 13–17, 2020 | 2,768 (RV) | ± 1.9% | 46% | 44% | – | 10% |
| NPR/PBS News/Marist College | Feb 13–16, 2020 | 1,164 (RV) | ± 3.7% | 45% | 47% | 2% | 6% |
| Quinnipiac | Feb 5–9, 2020 | 1,159 (RV) | ± 2.5% | 43% | 49% | 4% | 4% |
| USC Dornlife/LA Times | Jan 15–28, 2020 | 4,869 (RV) | ± 2% | 40% | 42% | 11% | 7% |
| ABC News/Washington Post | Jan 20–23, 2020 | 880 (RV) | ± 4% | 47% | 48% | 4% | 2% |
| Fox News | Jan 19–22, 2020 | 1,005 (RV) | ± 3% | 42% | 43% | 10% | 4% |
| CNN/SSRS | Jan 16–19, 2020 | 1,051 (RV) | ± 3.4% | 45% | 48% | 3% | 3% |
| Zogby Analytics | Jan 15–16, 2020 | 882 (LV) | – | 47% | 40% | – | 13% |
| SurveyUSA | Jan 14–16, 2020 | 4,069 (RV) | ± 1.7% | 45% | 43% | – | 12% |
| Quinnipiac | Dec 4–9, 2019 | 1,553 (RV) | ± 2.5% | 43% | 47% | 4% | 5% |
| HarrisX | Oct 1–2, 2019 | 1000 (RV) | – | 38% | 30% | 20% | 13% |
| HarrisX | Jul 25–26, 2019 | 1,000 (RV) | – | 40% | 28% | 20% | 13% |
| HarrisX | Jun 22–23, 2019 | 1,001 (RV) | ± 3.1% | 41% | 30% | 18% | 11% |
| Ipsos/Daily Beast | Jun 10–11, 2019 | 1,005 (A) | ± 2.5% | 36% | 34% | – | 15% |
| HarrisX | May 26–27, 2019 | 1,003 (RV) | ± 3.1% | 37% | 29% | 16% | 13% |
| HarrisX | Apr 30 – May 1, 2019 | 1,000 (RV) | ± 3.1% | 39% | 27% | 16% | 12% |
| HarrisX | Apr 3–4, 2019 | 1,002 (RV) | ± 3.1% | 37% | 30% | 11% | 15% |
| HarrisX | Mar 19–20, 2019 | 1,001 (RV) | ± 3.1% | 37% | 30% | 11% | 14% |
| Emerson College | Feb 14–16, 2019 | 1,000 (RV) | ± 3.0% | 49% | 52% | – | – |
| SurveyMonkey/Axios | Oct 28–30, 2018 | 2,994 (RV) | – | 42% | 51% | – | 7% |
Pete Buttigieg
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Pete Buttigieg (D) | Other | Undecided |
| IBD/TIPP | Feb 20–29, 2020 | 839 (RV) | – | 45% | 48% | 3% | 3% |
| YouGov/Yahoo News | Feb 26–27, 2020 | 1,662 (RV) | – | 43% | 46% | 7% | 5% |
| Morning Consult | Feb 23–27, 2020 | 6,117 (RV) | ± 1% | 42% | 43% | – | 15% |
| Fox News | Feb 23–26, 2020 | 1,000 (RV) | ± 3.0% | 42% | 45% | 8% | 6% |
| Ipsos/Reuters | Feb 19–25, 2020 | 3,809 (RV) | ± 1.8% | 40% | 44% | – | – |
| YouGov/CBS News | Feb 20–22, 2020 | 10,000 (RV) | ± 1.2% | 44% | 44% | 6% | 5% |
| Saint Leo University | Feb 17–22, 2020 | 1,000 (A) | ± 3% | 37.4% | 45.8% | – | 16.8% |
| Emerson College | Feb 16–18, 2020 | 1,250 (RV) | ± 2.7% | 51% | 49% | – | – |
| Global Strategy Group/GBAO | Feb 14–17, 2020 | 600 (RV) | – | 44% | 50% | 1% | 4% |
| ABC News/Washington Post | Feb 14–17, 2020 | 913 (RV) | ± 4% | 46% | 49% | 5% | 1% |
| NBC News/Wall Street Journal | Feb 14–17, 2020 | 900 (RV) | ± 3.3% | 44% | 48% | – | – |
| Ipsos/Reuters | Feb 14–17, 2020 | 947 (RV) | ± 3.6% | 40% | 43% | 11% | 7% |
| SurveyUSA | Feb 13–17, 2020 | 2,768 (RV) | ± 1.9% | 45% | 48% | – | 8% |
| Morning Consult | Feb 12–17, 2020 | 7,313 (RV) | ± 1% | 42% | 44% | – | 15% |
| NPR/PBS News/Marist College | Feb 13–16, 2020 | 1,164 (RV) | ± 3.7% | 45% | 47% | 2% | 7% |
| Ipsos/Reuters | Feb 6–10, 2020 | 952 (RV) | ±3.6% | 41% | 41% | 12% | 5% |
| Quinnipiac | Feb 5–9, 2020 | 1,159 (RV) | ± 2.5% | 43% | 47% | 5% | 5% |
| Morning Consult | Feb 4–9, 2020 | 36,180 (RV) | ± 1% | 42% | 43% | – | 15% |
| Atlas Intel | Jan 30 – Feb 2, 2020 | 1,600 (RV) | 2% | 44.3% | 44.6% | – | 11.1% |
| Morning Consult | Jan 27 – Feb 2, 2020 | 7,178 (RV) | ± 1% | 41% | 42% | – | 17% |
| IBD/TIPP | Jan 23–30, 2020 | 856 (RV) | – | 48% | 45% | 4% | 3% |
| NBC/WSJ | Jan 26–29, 2020 | 1,000 (RV) | ± 3.1% | 44% | 45% | 6% | 3% |
| USC Dornlife/LA Times | Jan 15–28, 2020 | 4,869 (RV) | ± 2% | 40% | 43% | 10% | 7% |
| Morning Consult | Jan 20–26, 2020 | 8,399 (RV) | ± 1% | 41% | 43% | – | 16% |
| Emerson College | Jan 21–23, 2020 | 1,128 (RV) | ± 2.8% | 52% | 49% | – | – |
| ABC News/Washington Post | Jan 20–23, 2020 | 880 (RV) | ± 4% | 48% | 45% | 5% | 1% |
| CNN/SSRS | Jan 16–19, 2020 | 1,051 (RV) | ± 3.4% | 45% | 49% | 3% | 2% |
| Morning Consult | Jan 15–19, 2020 | 5,944 (RV) | ± 1% | 42% | 41% | – | 17% |
| Zogby Analytics | Jan 15–16, 2020 | 882 (LV) | – | 46% | 41% | – | 13% |
| SurveyUSA | Jan 14–16, 2020 | 4,069 (RV) | ± 1.7% | 44% | 47% | – | 9% |
| Morning Consult | Jan 6–12, 2020 | 8,299 (RV) | ± 1% | 42% | 42% | – | 13% |
| IBD/TIPP | Jan 3–11, 2020 | 901 (RV) | ± 3.3% | 46% | 47% | 4% | 3% |
| Morning Consult | Dec 30, 2019 – Jan 5, 2020 | 8,436 (RV) | ± 1% | 41% | 42% | – | 17% |
| Ipsos/Reuters | Dec 18–19, 2019 | 1,117 (A) | ± 3.3% | 36% | 35% | 20% | 10% |
| Emerson College | Dec 15–17, 2019 | 1,222 (RV) | ± 2.7% | 50% | 50% | – | – |
| CNN/ORC | Dec 12–15, 2019 | 1,005 (RV) | ± 3.7% | 46% | 45% | 1% | 5% |
| USA TODAY/Suffolk | Dec 10–14, 2019 | 1,000 (RV) | ± 3.0% | 43% | 33% | 0% | 24% |
| IBD/TIPP | Dec 6–14, 2019 | 905 (RV) | ± 3.3% | 46% | 44% | 5% | 4% |
| Fox News | Dec 8–11, 2019 | 1,000 (RV) | ± 3.0% | 42% | 43% | 3% | 7% |
| Quinnipiac | Dec 4–9, 2019 | 1,553 (RV) | ± 2.5% | 43% | 48% | 4% | 3% |
| Zogby Analytics | Dec 5–8, 2019 | 865 (LV) | ± 3.3% | 45% | 41% | – | – |
| SurveyUSA | Nov 20–21, 2019 | 3,850 (RV) | ± 1.7% | 41% | 48% | – | 11% |
| RealClear Opinion Research | Nov 15–21, 2019 | 2,055 (RV) | ± 2.38% | 40% | 45% | – | 15% |
| Emerson College | Nov 17–20, 2019 | 1,092 (RV) | ± 2.9% | 52% | 48% | – | – |
| ABC/Washington Post | Oct 27–30, 2019 | 876 (RV) | ± 4% | 41% | 52% | 6% | 1% |
| Fox News | Oct 27–30, 2019 | 1,040 (RV) | ± 3% | 41% | 41% | 11% | 6% |
| Morning Consult/Politico | Oct 25–28, 2019 | 1,997 (RV) | ± 2% | 35% | 29% | – | 36% |
| CNN/SSRS | Oct 17–20, 2019 | 892 (RV) | ± 4.0% | 44% | 50% | 4% | 2% |
| SurveyUSA | Oct 15–16, 2019 | 3,080 (RV) | ± 2.1% | 43% | 44% | – | 13% |
| Lord Ashcroft Polls | Oct 1–15, 2019 | 15,051 (A) | – | 44% | 56% | – | – |
| Zogby Analytics | Oct 1–3, 2019 | 887 (LV) | ± 3.3% | 49% | 38% | – | 13% |
| HarrisX | Oct 1–2, 2019 | 1000 (RV) | – | 37% | 32% | 18% | 13% |
| ABC News/Washington Post | Sep 2–5, 2019 | 877 (RV) | ± 4.0% | 43% | 47% | – | 4% |
| Emerson College | Aug 24–26, 2019 | 1,458 (RV) | ± 2.5% | 51% | 49% | – | – |
| Quinnipiac University | Aug 21–26, 2019 | 1,422 (RV) | ± 3.1% | 40% | 49% | 2% | 7% |
| SurveyUSA | Aug 1–5, 2019 | 5,459 (RV) | ± 1.6% | 44% | 42% | – | 14% |
| Emerson College | Jul 27–29, 2019 | 1,233 (RV) | ± 2.7% | 52% | 48% | – | – |
| HarrisX | July 25–26, 2019 | 1,000 (RV) | – | 40% | 30% | 18% | 12% |
| Emerson College | Jul 6–8, 2019 | 1,100 (RV) | ± 2.9% | 51% | 49% | – | – |
| ABC News/Washington Post | Jun 28 – Jul 1, 2019 | 875 (RV) | ± 4.0% | 47% | 47% | 1% | 3% |
| Emerson College | Jun 21–24, 2019 | 1,096 (RV) | ± 2.9% | 48% | 52% | – | – |
| HarrisX | Jun 22–23, 2019 | 1,001 (RV) | ± 3.1% | 41% | 31% | 15% | 12% |
| Fox News | Jun 9–12, 2019 | 1,001 (RV) | ± 3.0% | 40% | 41% | 7% | 9% |
| Ipsos/Daily Beast | Jun 10–11, 2019 | 1,005 (A) | ± 2.5% | 36% | 34% | – | 14% |
| Quinnipiac University | Jun 6–10, 2019 | 1,214 (RV) | ± 3.5% | 42% | 47% | 1% | 7% |
| Morning Consult/Politico | Jun 7–9, 2019 | 1,991 (RV) | ± 2.0% | 31% | 27% | – | 42% |
| Ipsos/Reuters | May 29 – Jun 5, 2019 | 3,851 (RV) | ± 1.8% | 37% | 39% | 12% | 7% |
| HarrisX | May 26–27, 2019 | 1,003 (RV) | ± 3.1% | 38% | 31% | 13% | 14% |
| Change Research | May 18–21, 2019 | 2,904 (LV) | ± 1.8% | 46% | 44% | 9% | – |
| Fox News | May 11–14, 2019 | 1,008 (RV) | ± 3.0% | 41% | 40% | 7% | 8% |
| Emerson College | May 10–13, 2019 | 1,006 (RV) | ± 3.0% | 50% | 50% | – | – |
| Zogby Analytics | May 2–9, 2019 | 903 (LV) | – | 41% | 41% | – | 17% |
| HarrisX | Apr 30 – May 1, 2019 | 1,000 (RV) | ± 3.1% | 40% | 29% | 14% | 12% |
| CNN/SSRS | Apr 25–28, 2019 | 439 (RV) | ± 5.7% | 44% | 47% | 1% | 6% |
| Rasmussen Reports | Apr 14–25, 2019 | 5,000 (LV) | ± 1.5% | 44% | 40% | – | 16% |
| Emerson College | Apr 11–14, 2019 | 914 (RV) | ± 3.2% | 51% | 49% | – | – |
| HarrisX | Apr 3–4, 2019 | 1,002 (RV) | ± 3.1% | 37% | 28% | 13% | 15% |
| Public Policy Polling | Mar 27–28, 2019 | 846 (RV) | ± 3.4% | 41% | 45% | – | 14% |
| HarrisX | Mar 19–20, 2019 | 1,001 (RV) | ± 3.1% | 36% | 27% | 13% | 16% |
Tom Steyer
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Tom Steyer (D) | Other | Undecided |
| SurveyUSA | Feb 13–17, 2020 | 2,768 (RV) | ± 1.9% | 47% | 42% | – | 11% |
| SurveyUSA | Jan 14–16, 2020 | 4,069 (RV) | ± 1.7% | 44% | 44% | – | 12% |
| HarrisX | Oct 1–2, 2019 | 1,000 (RV) | – | 37% | 28% | 20% | 15% |
| HarrisX | Aug 23–24, 2019 | 1,001 (RV) | – | 38% | 32% | 18% | 12% |
| HarrisX | Jul 26–27, 2019 | 1,001 (RV) | – | 36% | 28% | 22% | 15% |
Michael Bennet
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Michael Bennet (D) | Other | Undecided |
| HarrisX | Aug 23–24, 2019 | 1,001 (RV) | – | 37% | 31% | 20% | 12% |
| HarrisX | Jul 26–27, 2019 | 1,001 (RV) | – | 37% | 28% | 22% | 13% |
| HarrisX | Jun 23–24, 2019 | 1,001 (RV) | ± 3.1% | 37% | 26% | 24% | 13% |
Andrew Yang
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Andrew Yang (D) | Other | Undecided |
| SurveyUSA | Jan 14–16, 2020 | 4,069 (RV) | ± 1.7% | 44% | 46% | – | 10% |
| HarrisX | Oct 1–2, 2019 | 1,000 (RV) | – | 38% | 31% | 19% | 12% |
| HarrisX | Aug 23–24, 2019 | 1,001 (RV) | – | 37% | 33% | 18% | 12% |
| HarrisX | Jul 26–27, 2019 | 1,001 (RV) | – | 37% | 27% | 23% | 13% |
| HarrisX | Jun 23–24, 2019 | 1,001 (RV) | ± 3.1% | 38% | 26% | 23% | 13% |
| HarrisX | May 26–27, 2019 | 1,003 (RV) | ± 3.1% | 37% | 26% | 18% | 14% |
| HarrisX | Apr 30 – May 1, 2019 | 1,000 (RV) | ± 3.1% | 38% | 26% | 17% | 12% |
| HarrisX | Apr 3–4, 2019 | 1,002 (RV) | ± 3.1% | 37% | 25% | 14% | 16% |
| HarrisX | Mar 19–20, 2019 | 1,001 (RV) | ± 3.1% | 35% | 27% | 14% | 16% |
John Delaney
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | John Delaney (D) | Other | Undecided |
| HarrisX | Aug 23–24, 2019 | 1,001 (RV) | – | 37% | 32% | 18% | 13% |
| HarrisX | Jul 26–27, 2019 | 1,001 (RV) | – | 36% | 28% | 22% | 14% |
| HarrisX | Jun 23–24, 2019 | 1,001 (RV) | ± 3.1% | 37% | 25% | 24% | 13% |
| HarrisX | May 26–27, 2019 | 1,003 (RV) | ± 3.1% | 36% | 27% | 17% | 14% |
| HarrisX | Apr 30 – May 1, 2019 | 1,000 (RV) | ± 3.1% | 39% | 26% | 16% | 12% |
| HarrisX | Apr 3–4, 2019 | 1,002 (RV) | ± 3.1% | 37% | 27% | 15% | 14% |
| HarrisX | Mar 19–20, 2019 | 1,001 (RV) | ± 3.1% | 36% | 28% | 13% | 15% |
| Morning Consult/Politico | Aug 16–18, 2018 | 1,974 (RV) | ± 2.0% | 28% | 18% | – | 53% |
| Public Policy Polling | Aug 18–21, 2017 | 887 (RV) | ± 3.3% | 38% | 38% | – | 24% |
Cory Booker
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Cory Booker (D) | Other | Undecided |
| HarrisX | Oct 1–2, 2019 | 1,000 (RV) | – | 37% | 33% | 18% | 12% |
| Morning Consult/Politico | Aug 16–18, 2019 | 1,998 (RV) | ± 2.0% | 35% | 28% | – | 37% |
| HarrisX | July 25–26, 2019 | 1,000 (RV) | – | 40% | 31% | 18% | 12% |
| HarrisX | Jun 22–23, 2019 | 1,001 (RV) | ± 3.1% | 41% | 31% | 18% | 11% |
| Rasmussen Reports | Jun 9–20, 2019 | 5,000 (LV) | ± 1.5% | 45% | 43% | – | 12% |
| Quinnipiac University | Jun 6–10, 2019 | 1,214 (RV) | ± 3.5% | 42% | 47% | 1% | 7% |
| Morning Consult/Politico | Jun 7–9, 2019 | 1,991 (RV) | ± 2.0% | 32% | 28% | – | 39% |
| HarrisX | May 25–26, 2019 | 1,001 (RV) | ± 3.1% | 39% | 31% | 13% | 11% |
| Zogby Analytics | May 2–9, 2019 | 903 (LV) | – | 41% | 44% | – | 15% |
| HarrisX | Apr 28–29, 2019 | 1,002 (RV) | ± 3.1% | 38% | 30% | 15% | 10% |
| HarrisX | Mar 31 – Apr 1, 2019 | 1,000 (RV) | ± 3.1% | 38% | 31% | 14% | 12% |
| Public Policy Polling | Mar 27–28, 2019 | 846 (RV) | ± 3.4% | 41% | 48% | – | 10% |
| HarrisX | Mar 17–18, 2019 | 1,001 (RV) | ± 3.1% | 37% | 35% | 11% | 13% |
| Civiqs/Daily Kos | Mar 9–12, 2019 | 1,622 (A) | ± 2.6% | 44% | 42% | – | 15% |
| D-CYFOR | Feb 22–23, 2019 | 1,000 (RV) | ± 3.1% | 43% | 46% | – | 11% |
| Emerson College | Feb 14–16, 2019 | 1,000 (RV) | ± 3.0% | 49% | 51% | – | – |
| Public Policy Polling | Jan 19–21, 2019 | 760 (RV) | ± 3.6% | 42% | 47% | – | 11% |
| Morning Consult/Politico | Aug 16–18, 2018 | 1,974 (RV) | ± 2.0% | 29% | 27% | – | 44% |
| Public Policy Polling | Jun 8–10, 2018 | 679 (RV) | ± 3.8% | 39% | 47% | – | 15% |
| Zogby Analytics | May 10–12, 2018 | 881 (LV) | ± 3.2% | 38% | 38% | – | 24% |
| Public Policy Polling | Mar 23–25, 2018 | 846 (RV) | ± 3.4% | 39% | 49% | – | 12% |
| Public Policy Polling | Feb 9–11, 2018 | 687 (RV) | ± 3.7% | 42% | 46% | – | 11% |
| Public Policy Polling | Dec 11–12, 2017 | 862 (RV) | ± 3.3% | 40% | 50% | – | 10% |
| Public Policy Polling | Oct 27–29, 2017 | 572 (RV) | ± 4.1% | 38% | 49% | – | 13% |
| Public Policy Polling | Sep 22–25, 2017 | 865 (RV) | ± 3.3% | 40% | 47% | – | 13% |
| Public Policy Polling | Aug 18–21, 2017 | 887 (RV) | ± 3.3% | 39% | 42% | – | 19% |
| Public Policy Polling | Jul 14–17, 2017 | 836 (RV) | ± 3.4% | 40% | 45% | – | 15% |
| Public Policy Polling | Jun 9–11, 2017 | 811 (RV) | ± 3.4% | 41% | 43% | – | 17% |
| Public Policy Polling | May 12–14, 2017 | 692 (RV) | ± 3.7% | 39% | 46% | – | 15% |
| Public Policy Polling | Apr 17–18, 2017 | 648 (RV) | ± 3.9% | 42% | 42% | – | 17% |
| Public Policy Polling | Mar 27–28, 2017 | 677 (RV) | ± 3.8% | 42% | 45% | – | 13% |
Marianne Williamson
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Marianne Williamson (D) | Other | Undecided |
| HarrisX | Aug 23–24, 2019 | 1,001 (RV) | – | 37% | 30% | 20% | 12% |
| HarrisX | Jul 26–27, 2019 | 1,001 (RV) | – | 37% | 26% | 23% | 14% |
| HarrisX | Jun 23–24, 2019 | 1,001 (RV) | ± 3.1% | 38% | 26% | 23% | 13% |
| HarrisX | May 26–27, 2019 | 1,003 (RV) | ± 3.1% | 37% | 27% | 17% | 13% |
| HarrisX | Apr 30 – May 1, 2019 | 1,000 (RV) | ± 3.1% | 40% | 24% | 18% | 13% |
| HarrisX | Apr 3–4, 2019 | 1,002 (RV) | ± 3.1% | 37% | 26% | 15% | 15% |
| HarrisX | Mar 19–20, 2019 | 1,001 (RV) | ± 3.1% | 36% | 27% | 13% | 16% |
Julián Castro
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Julian Castro (D) | Other | Undecided |
| HarrisX | Oct 1–2, 2019 | 1,000 (RV) | – | 37% | 30% | 20% | 13% |
| HarrisX | July 25–26, 2019 | 1,000 (RV) | – | 39% | 29% | 19% | 13% |
| Rasmussen Reports | Jul 7–18, 2019 | 5,000 (LV) | ± 1.5% | 46% | 40% | – | 14% |
| HarrisX | Jun 22–23, 2019 | 1,001 (RV) | ± 3.1% | 41% | 29% | 19% | 11% |
| HarrisX | May 25–26, 2019 | 1,001 (RV) | ± 3.1% | 39% | 26% | 15% | 13% |
| HarrisX | Apr 28–29, 2019 | 1,002 (RV) | ± 3.1% | 38% | 26% | 17% | 13% |
| HarrisX | Mar 31 – Apr 1, 2019 | 1,000 (RV) | ± 3.1% | 38% | 30% | 14% | 13% |
| HarrisX | Mar 17–18, 2019 | 1,001 (RV) | ± 3.1% | 37% | 30% | 12% | 15% |
Kamala Harris
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Kamala Harris (D) | Other | Undecided |
| SurveyUSA | Nov 20–21, 2019 | 3,850 (RV) | ± 1.7% | 42% | 47% | – | 11% |
| RealClear Opinion Research | Nov 15–21, 2019 | 2,055 (RV) | ± 2.38% | 40% | 46% | – | 14% |
| ABC News/Washington Post | Oct 27–30, 2019 | 876 (RV) | ± 4% | 42% | 51% | 5% | 2% |
| Morning Consult/Politico | Oct 25–28, 2019 | 1,997 (RV) | ± 2% | 36% | 31% | – | 33% |
| SurveyUSA | Oct 15–16, 2019 | 3,080 (RV) | ± 2.1% | 44% | 47% | – | 9% |
| Lord Ashcroft Polls | Oct 1–15, 2019 | 15,051 (A) | – | 44% | 56% | – | – |
| Zogby Analytics | Oct 1–3, 2019 | 887 (LV) | ± 3.3% | 47% | 41% | – | 12% |
| IBD/TIPP | Sep 26 – Oct 3, 2019 | 863 (RV) | ± 3.5% | 46% | 46% | 2% | 5% |
| HarrisX | Oct 1–2, 2019 | 1000 (RV) | – | 38% | 35% | 16% | 11% |
| Emerson College | Sep 21–23, 2019 | 1,019 (RV) | ± 3.0% | 52% | 48% | – | – |
| Fox News | Sep 15–17, 2019 | 1,008 (RV) | ± 3.0% | 40% | 42% | 10% | 4% |
| SurveyUSA | Sep 13–16, 2019 | 4,520 (RV) | ± 1.6% | 44% | 44% | – | 12% |
| ABC News/Washington Post | Sep 2–5, 2019 | 877 (RV) | ± 4.0% | 43% | 50% | – | 2% |
| IBD/TIPP | Aug 22–30, 2019 | 848 (RV) | – | 46% | 49% | 1% | 4% |
| Emerson College | Aug 24–26, 2019 | 1,458 (RV) | ± 2.5% | 50% | 50% | – | – |
| Quinnipiac University | Aug 21–26, 2019 | 1,422 (RV) | ± 3.1% | 40% | 51% | 2% | 5% |
| Morning Consult/Politico | Aug 16–18, 2019 | 1,998 (RV) | ± 2.0% | 35% | 32% | – | 33% |
| Fox News | Aug 11–13, 2019 | 1,013 (RV) | ± 3.0% | 39% | 45% | 6% | 7% |
| SurveyUSA | Aug 1–5, 2019 | 5,459 (RV) | ± 1.6% | 44% | 45% | – | 11% |
| IBD/TIPP | Jul 25 – Aug 1, 2019 | 856 (RV) | – | 45% | 47% | 2% | 5% |
| Emerson College | Jul 27–29, 2019 | 1,233 (RV) | ± 2.7% | 52% | 48% | – | – |
| HarrisX | July 25–26, 2019 | 1,000 (RV) | – | 39% | 36% | 16% | 9% |
| Fox News | Jul 21–23, 2019 | 1,004 (RV) | ± 3.0% | 41% | 40% | 7% | 8% |
| NBC News/Wall Street Journal | Jul 7–9, 2019 | 800 (RV) | ± 3.5% | 44% | 45% | 4% | 6% |
| Emerson College | Jul 6–8, 2019 | 1,100 (RV) | ± 2.9% | 51% | 49% | – | – |
| ABC News/Washington Post | Jun 28 – Jul 1, 2019 | 875 (RV) | ± 4.0% | 46% | 48% | 1% | 2% |
| Emerson College | Jun 21–24, 2019 | 1,096 (RV) | ± 2.9% | 48% | 52% | – | – |
| HarrisX | Jun 22–23, 2019 | 1,001 (RV) | ± 3.1% | 41% | 33% | 16% | 10% |
| Fox News | Jun 9–12, 2019 | 1,001 (RV) | ± 3.0% | 41% | 42% | 6% | 7% |
| Ipsos/Daily Beast | Jun 10–11, 2019 | 1,005 (A) | ± 2.5% | 35% | 41% | – | 12% |
| Quinnipiac University | Jun 6–10, 2019 | 1,214 (RV) | ± 3.5% | 41% | 49% | 1% | 6% |
| Morning Consult/Politico | Jun 7–9, 2019 | 1,991 (RV) | ± 2.0% | 33% | 30% | – | 37% |
| Ipsos/Reuters | May 29 – Jun 5, 2019 | 3,851 (RV) | ± 1.8% | 38% | 41% | 11% | 7% |
| HarrisX | May 25–26, 2019 | 1,001 (RV) | ± 3.1% | 38% | 33% | 11% | 12% |
| Change Research | May 18–21, 2019 | 2,904 (LV) | ± 1.8% | 45% | 46% | 7% | – |
| Fox News | May 11–14, 2019 | 1,008 (RV) | ± 3.0% | 41% | 41% | 7% | 8% |
| Emerson College | May 10–13, 2019 | 1,006 (RV) | ± 3.0% | 49% | 51% | – | – |
| Zogby Analytics | May 2–9, 2019 | 903 (LV) | – | 41% | 44% | – | 16% |
| Rasmussen Reports | Apr 28 – May 9, 2019 | 5,000 (LV) | ± 1.5% | 47% | 42% | – | 12% |
| HarrisX | Apr 28–29, 2019 | 1,002 (RV) | ± 3.1% | 39% | 30% | 14% | 10% |
| CNN/SSRS | Apr 25–28, 2019 | 453 (RV) | ± 5.5% | 45% | 49% | 0% | 3% |
| Emerson College | Apr 11–14, 2019 | 914 (RV) | ± 3.2% | 50% | 50% | – | – |
| Civiqs/Daily Kos | Apr 6–9, 2019 | 1,584 (RV) | ± 2.7% | 45% | 44% | – | 10% |
| HarrisX | Mar 31 – Apr 1, 2019 | 1,000 (RV) | ± 3.1% | 38% | 32% | 15% | 11% |
| Public Policy Polling | Mar 27–28, 2019 | 846 (RV) | ± 3.4% | 41% | 48% | – | 11% |
| Fox News | Mar 17–20, 2019 | 1,002 (RV) | ± 3.0% | 41% | 39% | 7% | 9% |
| Emerson College | Mar 17–18, 2019 | 1,153 (RV) | ± 2.8% | 48% | 52% | – | – |
| HarrisX | Mar 17–18, 2019 | 1,001 (RV) | ± 3.1% | 36% | 34% | 12% | 12% |
| Civiqs/Daily Kos | Mar 9–12, 2019 | 1,622 (A) | ± 2.6% | 44% | 44% | – | 12% |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 47% | 48% | – | – |
| D-CYFOR | Feb 22–23, 2019 | 1,000 (RV) | ± 3.1% | 43% | 45% | – | 12% |
| Emerson College | Feb 14–16, 2019 | 1,000 (RV) | ± 3.0% | 48% | 52% | – | – |
| Change Research | Jan 31 – Feb 1, 2019 | 1,338 (LV) | ± 2.7% | 46% | 47% | – | – |
| Øptimus | Jan 30 – Feb 1, 2019 | 1,079 (LV) | ± 3.0% | 45% | 43% | – | 12% |
| Public Policy Polling | Jan 19–21, 2019 | 760 (RV) | ± 3.6% | 41% | 48% | – | 11% |
| SurveyMonkey/Axios | Oct 28–30, 2018 | 2,994 (RV) | – | 42% | 52% | – | 6% |
| Morning Consult/Politico | Aug 16–18, 2018 | 1,974 (RV) | ± 2.0% | 29% | 26% | – | 45% |
| Public Policy Polling | Jun 8–10, 2018 | 679 (RV) | ± 3.8% | 40% | 45% | – | 15% |
| Zogby Analytics | May 10–12, 2018 | 881 (LV) | ± 3.2% | 39% | 35% | – | 26% |
| Public Policy Polling | Mar 23–25, 2018 | 846 (RV) | ± 3.4% | 39% | 43% | – | 18% |
| Public Policy Polling | Feb 9–11, 2018 | 687 (RV) | ± 3.7% | 43% | 43% | – | 15% |
| Zogby Analytics | Jan 12–15, 2018 | 847 (LV) | ± 3.4% | 41% | 42% | – | 16% |
| Public Policy Polling | Dec 11–12, 2017 | 862 (RV) | ± 3.3% | 40% | 46% | – | 13% |
| Public Policy Polling | Oct 27–29, 2017 | 572 (RV) | ± 4.1% | 39% | 45% | – | 16% |
| Public Policy Polling | Sep 22–25, 2017 | 865 (RV) | ± 3.3% | 40% | 41% | – | 19% |
| Public Policy Polling | Aug 18–21, 2017 | 887 (RV) | ± 3.3% | 39% | 39% | – | 22% |
| Zogby Analytics | Aug 4–7, 2017 | 1,300 (LV) | – | 38% | 41% | – | 21% |
| Public Policy Polling | Jul 14–17, 2017 | 836 (RV) | ± 3.4% | 40% | 41% | – | 19% |
| Public Policy Polling | Jun 9–11, 2017 | 811 (RV) | ± 3.4% | 41% | 42% | – | 18% |
Steve Bullock
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Steve Bullock (D) | Other | Undecided |
| HarrisX | Aug 23–24, 2019 | 1,001 (RV) | – | 37% | 31% | 19% | 12% |
| HarrisX | Jul 26–27, 2019 | 1,001 (RV) | – | 36% | 28% | 22% | 15% |
| HarrisX | Jun 23–24, 2019 | 1,001 (RV) | ± 3.1% | 38% | 26% | 24% | 13% |
| Morning Consult/Politico | Aug 16–18, 2018 | 1,974 (RV) | ± 2.0% | 28% | 18% | – | 54% |
Wayne Messam
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Wayne Messam (D) | Other | Undecided |
| HarrisX | Aug 23–24, 2019 | 1,001 (RV) | – | 37% | 33% | 22% | 13% |
| HarrisX | Jul 26–27, 2019 | 1,001 (RV) | – | 37% | 24% | 24% | 15% |
| HarrisX | Jun 23–24, 2019 | 1,001 (RV) | ± 3.1% | 38% | 23% | 24% | 14% |
| HarrisX | May 25–26, 2019 | 1,001 (RV) | ± 3.1% | 40% | 20% | 19% | 15% |
| HarrisX | Apr 28–29, 2019 | 1,002 (RV) | ± 3.1% | 38% | 21% | 21% | 14% |
Beto O'Rourke
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Beto O'Rourke (D) | Other | Undecided |
| HarrisX | Oct 1–2, 2019 | 1000 (RV) | – | 36% | 32% | 19% | 12% |
| SurveyUSA | Sep 13–16, 2019 | 4,520 (RV) | ± 1.6% | 44% | 41% | – | 15% |
| HarrisX | July 25–26, 2019 | 1,000 (RV) | – | 40% | 29% | 19% | 12% |
| HarrisX | Jun 22–23, 2019 | 1,001 (RV) | ± 3.1% | 40% | 33% | 16% | 11% |
| Morning Consult/Politico | Jun 7–9, 2019 | 1,991 (RV) | ± 2.0% | 32% | 28% | – | 40% |
| HarrisX | May 25–26, 2019 | 1,001 (RV) | ± 3.1% | 39% | 30% | 12% | 13% |
| Change Research | May 18–21, 2019 | 2,904 (LV) | ± 1.8% | 46% | 46% | 7% | – |
| Emerson College | May 10–13, 2019 | 1,006 (RV) | ± 3.0% | 48% | 52% | – | – |
| HarrisX | Apr 28–29, 2019 | 1,002 (RV) | ± 3.1% | 38% | 31% | 14% | 11% |
| CNN/SSRS | Apr 25–28, 2019 | 469 (RV) | ± 5.5% | 42% | 52% | <1% | 4% |
| Emerson College | Apr 11–14, 2019 | 914 (RV) | ± 3.2% | 49% | 51% | – | – |
| HarrisX | Mar 31 – Apr 1, 2019 | 1,000 (RV) | ± 3.1% | 38% | 34% | 11% | 11% |
| Public Policy Polling | Mar 27–28, 2019 | 846 (RV) | ± 3.4% | 41% | 47% | – | 12% |
| Emerson College | Mar 17–18, 2019 | 1,153 (RV) | ± 2.8% | 51% | 49% | – | – |
| HarrisX | Mar 17–18, 2019 | 1,001 (RV) | ± 3.1% | 36% | 36% | 9% | 13% |
| Civiqs/Daily Kos | Mar 9–12, 2019 | 1,622 (A) | ± 2.6% | 44% | 43% | – | 13% |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 47% | 48% | – | – |
| Emerson College | Feb 14–16, 2019 | 1,000 (RV) | ± 3.0% | 47% | 53% | – | – |
| Change Research | Jan 31 – Feb 1, 2019 | 1,338 (LV) | ± 2.7% | 46% | 47% | – | – |
| Public Policy Polling | Jan 19–21, 2019 | 760 (RV) | ± 3.6% | 41% | 47% | – | 12% |
| HarrisX | Dec 16–17, 2018 | 1,001 (RV) | ± 3.1% | 37% | 30% | – | 34% |
Tim Ryan
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Tim Ryan (D) | Other | Undecided |
| HarrisX | May 26–27, 2019 | 1,003 (RV) | ± 3.1% | 37% | 28% | 17% | 13% |
| HarrisX | Apr 30 – May 1, 2019 | 1,000 (RV) | ± 3.1% | 38% | 27% | 16% | 13% |
Bill de Blasio
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Bill de Blasio (D) | Other | Undecided |
| HarrisX | Aug 23–24, 2019 | 1,001 (RV) | – | 37% | 31% | 20% | 11% |
| HarrisX | Jul 26–27, 2019 | 1,001 (RV) | – | 38% | 26% | 23% | 13% |
| HarrisX | Jun 23–24, 2019 | 1,001 (RV) | ± 3.1% | 38% | 25% | 24% | 12% |
| Rasmussen Reports | May 26 – June 6, 2019 | 5,000 (LV) | ± 1.5% | 46% | 38% | – | 16% |
Kirsten Gillibrand
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Kirsten Gillibrand (D) | Other | Undecided |
| HarrisX | Aug 23–24, 2019 | 1,001 (RV) | – | 38% | 34% | 17% | 12% |
| HarrisX | Jul 26–27, 2019 | 1,001 (RV) | – | 37% | 32% | 20% | 11% |
| HarrisX | Jun 23–24, 2019 | 1,001 (RV) | ± 3.1% | 38% | 30% | 20% | 12% |
| HarrisX | May 26–27, 2019 | 1,003 (RV) | ± 3.1% | 37% | 29% | 15% | 13% |
| HarrisX | Apr 30 – May 1, 2019 | 1,000 (RV) | ± 3.1% | 39% | 28% | 16% | 11% |
| HarrisX | Apr 3–4, 2019 | 1,002 (RV) | ± 3.1% | 36% | 29% | 13% | 14% |
| Public Policy Polling | Mar 27–28, 2019 | 846 (RV) | ± 3.4% | 41% | 47% | – | 12% |
| HarrisX | Mar 19–20, 2019 | 1,001 (RV) | ± 3.1% | 36% | 31% | 10% | 14% |
| Public Policy Polling | Jan 19–21, 2019 | 760 (RV) | ± 3.6% | 42% | 47% | – | 12% |
| SurveyMonkey/Axios | Oct 28–30, 2018 | 2,942 (RV) | – | 44% | 50% | – | 7% |
| Morning Consult/Politico | Aug 16–18, 2018 | 1,974 (RV) | ± 2.0% | 29% | 24% | – | 47% |
| Public Policy Polling | Jun 8–10, 2018 | 679 (RV) | ± 3.8% | 39% | 45% | – | 16% |
| Public Policy Polling | Mar 23–25, 2018 | 846 (RV) | ± 3.4% | 40% | 42% | – | 18% |
| Public Policy Polling | Feb 9–11, 2018 | 687 (RV) | ± 3.7% | 43% | 42% | – | 15% |
| YouGov | Jan 9, 2018 | 865 (RV) | – | 43% | 41% | – | – |
| Public Policy Polling | Dec 11–12, 2017 | 862 (RV) | ± 3.3% | 40% | 47% | – | 14% |
| Public Policy Polling | Oct 27–29, 2017 | 572 (RV) | ± 4.1% | 38% | 48% | – | 14% |
| Public Policy Polling | Sep 22–25, 2017 | 865 (RV) | ± 3.3% | 39% | 42% | – | 18% |
Seth Moulton
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Seth Moulton (D) | Other | Undecided |
| HarrisX | Jul 26–27, 2019 | 1,001 (RV) | – | 37% | 25% | 23% | 15% |
| HarrisX | Jun 23–24, 2019 | 1,001 (RV) | ± 3.1% | 38% | 24% | 24% | 14% |
| HarrisX | May 25–26, 2019 | 1,001 (RV) | ± 3.1% | 38% | 21% | 18% | 15% |
| HarrisX | Apr 28–29, 2019 | 1,002 (RV) | ± 3.1% | 37% | 22% | 20% | 13% |
Jay Inslee
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Jay Inslee (D) | Other | Undecided |
| HarrisX | Jul 26–27, 2019 | 1,001 (RV) | – | 37% | 28% | 21% | 14% |
| HarrisX | Jun 23–24, 2019 | 1,001 (RV) | ± 3.1% | 39% | 24% | 24% | 13% |
| HarrisX | May 25–26, 2019 | 1,001 (RV) | ± 3.1% | 39% | 21% | 17% | 15% |
| HarrisX | Apr 28–29, 2019 | 1,002 (RV) | ± 3.1% | 37% | 24% | 19% | 13% |
| HarrisX | Mar 31 – Apr 1, 2019 | 1,000 (RV) | ± 3.1% | 38% | 25% | 16% | 15% |
| HarrisX | Mar 17–18, 2019 | 1,001 (RV) | ± 3.1% | 36% | 26% | 14% | 17% |
John Hickenlooper
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | John Hickenlooper (D) | Other | Undecided |
| HarrisX | Jul 26–27, 2019 | 1,001 (RV) | – | 37% | 27% | 22% | 14% |
| HarrisX | Jun 23–24, 2019 | 1,001 (RV) | ± 3.1% | 37% | 27% | 23% | 13% |
| HarrisX | May 26–27, 2019 | 1,003 (RV) | ± 3.1% | 37% | 26% | 16% | 16% |
| HarrisX | Apr 30 – May 1, 2019 | 1,000 (RV) | ± 3.1% | 39% | 25% | 17% | 13% |
| HarrisX | Apr 3–4, 2019 | 1,002 (RV) | ± 3.1% | 37% | 25% | 15% | 15% |
| HarrisX | Mar 19–20, 2019 | 1,001 (RV) | ± 3.1% | 35% | 28% | 13% | 16% |
Mike Gravel
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Mike Gravel (D) | Other | Undecided |
| HarrisX | Jul 26–27, 2019 | 1,001 (RV) | – | 37% | 25% | 25% | 14% |
| HarrisX | Jun 23–24, 2019 | 1,001 (RV) | ± 3.1% | 38% | 24% | 25% | 13% |
| HarrisX | May 25–26, 2019 | 1,001 (RV) | ± 3.1% | 39% | 21% | 20% | 14% |
| HarrisX | Apr 28–29, 2019 | 1,002 (RV) | ± 3.1% | 38% | 22% | 20% | 13% |
Eric Swalwell
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Eric Swalwell (D) | Other | Undecided |
| HarrisX | Jun 23–24, 2019 | 1,001 (RV) | ± 3.1% | 38% | 25% | 24% | 13% |
| HarrisX | May 26–27, 2019 | 1,003 (RV) | ± 3.1% | 37% | 25% | 18% | 14% |
| HarrisX | Apr 30 – May 1, 2019 | 1,000 (RV) | ± 3.1% | 39% | 25% | 17% | 14% |

## Hypothetical polling

The scenarios contained in the collapsed table below include candidates who have explicitly declined to run, candidates who have not been the subject of speculation regarding a potential candidacy, and generic Democratic and independent opponents. Hypotheticals are also included involving withdrawn candidates.
with Donald Trump and Michael Avenatti
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Michael Avenatti (D) | Undecided |
| SurveyMonkey/Axios | Oct 24–29, 2018 | 3,064 (RV) | – | 47% | 43% | 9% |
| Morning Consult/Politico | Aug 16–18, 2018 | 1,974 (RV) | ± 2.0% | 28% | 20% | 51% |
with Donald Trump, Michael Avenatti, and Michael Bloomberg
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Michael Avenatti (D) | Michael Bloomberg (I) | Undecided |
| SurveyMonkey/Axios | Oct 24–29, 2018 | 3,064 (RV) | – | 45% | 14% | 33% | 7% |
with Donald Trump, Joe Biden, and Michael Bloomberg
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Joe Biden (D) | Michael Bloomberg (I) | Undecided |
| SurveyMonkey/Axios | Oct 24–29, 2018 | 3,064 (RV) | – | 43% | 44% | 10% | 3% |
with Donald Trump, Joe Biden, and Howard Schultz
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Joe Biden (D) | Howard Schultz (I) | Undecided |
| Emerson College | Mar 17–18, 2019 | 1,153 (RV) | ± 2.8% | 44% | 52% | 4% | – |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 45% | 48% | 4% | – |
| Emerson College | Feb 14–16, 2019 | 1,000 (RV) | ± 3.0% | 42% | 51% | 7% | – |
| Change Research | Jan 31 – Feb 1, 2019 | 1,338 (LV) | ± 2.7% | 44% | 49% | 3% | – |
| Øptimus | Jan 30 – Feb 1, 2019 | 1,064 (LV) | ± 3.0% | 41% | 45% | 6% | 8% |
with Donald Trump and Richard Blumenthal
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Richard Blumenthal (D) | Undecided |
| Public Policy Polling | Aug 18–21, 2017 | 887 (RV) | ± 3.3% | 39% | 42% | 19% |
with Donald Trump and Sherrod Brown
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Sherrod Brown (D) | Undecided |
| Emerson College | Feb 14–16, 2019 | 1,000 (RV) | ± 3.0% | 48% | 52% | – |
with Donald Trump and Stephanie Clifford/Stormy Daniels
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | "Stephanie Clifford" (D) | "Stormy Daniels" (D) | Undecided |
| Public Policy Polling | Mar 23–25, 2018 | 846 (RV) | ± 3.4% | 41% | 42% | – | 17% |
| Public Policy Polling | Mar 23–25, 2018 | 846 (RV) | ± 3.4% | 41% | – | 32% | 27% |
with Donald Trump and Hillary Clinton
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Hillary Clinton (D) | Other | Undecided |
| Zogby/EMI/Washington Examiner | May 26, 2020 | 1,001 (LV) | ± 3.2% | 43% | 46% | – | – |
| IBD/TIPP | Dec 6–14, 2019 | 905 (RV) | ± 3.3% | 46% | 44% | 5% | 4% |
| FOX News | Oct 27–30, 2019 | 1,040 (RV) | ± 3% | 49% | 43% | 6% | 2% |
| Rasmussen Reports | Oct 3–6, 2019 | 1,000 (LV) | ± 3% | 45% | 45% | – | 11% |
| SurveyMonkey/Axios | Oct 28–30, 2018 | 2,942 (RV) | – | 45% | 50% | – | 5% |
| Public Policy Polling | Sep 22–25, 2017 | 865 (RV) | ± 3.3% | 42% | 47% | – | 11% |
with Donald Trump and Mark Cuban
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Mark Cuban (D) | Undecided |
| Emerson College | Oct 12–14, 2017 | 820 (RV) | ± 3.4% | 43% | 36% | 22% |
| Public Policy Polling | Aug 18–21, 2017 | 887 (RV) | ± 3.3% | 38% | 42% | 20% |
| Public Policy Polling | Feb 21–22, 2017 | 941 (RV) | ± 3.2% | 41% | 40% | 19% |
with Donald Trump and Andrew Cuomo
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Andrew Cuomo (D) | Undecided |
| Zogby/EMI/Washington Examiner | May 26, 2020 | 1,001 (LV) | ± 3.2% | 37% | 52% | – |
| Zogby Analytics | Apr 8–9, 2020 | 1,332 (LV) | ± 2.7% | 44% | 45% | – |
| Morning Consult/Politico | Aug 16–18, 2018 | 1,974 (RV) | ± 2.0% | 30% | 25% | 45% |
with Donald Trump and Al Franken
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Al Franken (D) | Undecided |
| Public Policy Polling | May 12–14, 2017 | 692 (RV) | ± 3.7% | 38% | 46% | 16% |
| Public Policy Polling | Apr 17–18, 2017 | 648 (RV) | ± 3.9% | 43% | 43% | 14% |
| Public Policy Polling | Mar 27–28, 2017 | 677 (RV) | ± 3.8% | 41% | 46% | 13% |
with Donald Trump, Kamala Harris, and Howard Schultz
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Kamala Harris (D) | Howard Schultz (I) | Undecided |
| Change Research | Mar 8–10, 2019 | 4,049 (RV) | ± 2.5% | 45% | 44% | 7% | – |
| Emerson College | Feb 14–16, 2019 | 1,000 (RV) | ± 3.0% | 45% | 43% | 12% | – |
| Howard Schultz | – | 1,500 (RV) | ± 2.5% | 33% | 32% | 17% | – |
| Change Research | Jan 31 – Feb 1, 2019 | 1,338 (LV) | ± 2.7% | 45% | 43% | 7% | – |
| Øptimus | Jan 30 – Feb 1, 2019 | 1,034 (LV) | ± 3.0% | 42% | 38% | 7% | 13% |
with Donald Trump and Eric Holder
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Eric Holder (D) | Undecided |
| Morning Consult/Politico | Aug 16–18, 2018 | 1,974 (RV) | ± 2.0% | 30% | 24% | 46% |
| Morning Consult/Politico | Jun 14–18, 2018 | 1,994 (RV) | ± 2.0% | 37% | 21% | 41% |
with Donald Trump and Dwayne Johnson
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Dwayne Johnson (D) | Undecided |
| Public Policy Polling | May 12–14, 2017 | 692 (RV) | ± 3.7% | 37% | 42% | 21% |
with Donald Trump and Joe Kennedy III
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Joe Kennedy III (D) | Undecided |
| Public Policy Polling | Feb 9–11, 2018 | 687 (RV) | ± 3.7% | 43% | 46% | 12% |
with Donald Trump and Barack Obama
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Barack Obama (D) | Undecided |
| Public Policy Polling (D)/Politico | May 18–19, 2020 | 1,223 (RV) | – | 43% | 54% | 3% |
with Donald Trump and Michelle Obama
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Michelle Obama (D) | Undecided |
| Rasmussen Reports | Dec 16–17, 2019 | 1,000 (LV) | ± 3% | 45% | 48% | 7% |
| Rasmussen Reports | Nov 12–13, 2018 | 1,000 (LV) | ± 3.0% | 43% | 50% | 7% |
| SurveyMonkey/Axios | Oct 28–30, 2018 | 2,942 (RV) | – | 42% | 55% | 3% |
| Zogby Analytics | May 10–12, 2018 | 881 (LV) | ± 3.2% | 39% | 48% | 13% |
| Zogby Analytics | Jan 12–15, 2018 | 847 (LV) | ± 3.4% | 42% | 49% | 9% |
| Zogby Analytics | Oct 19–25, 2017 | 1,514 (LV) | ± 2.5% | 44% | 47% | 9% |
| Public Policy Polling | Sep 22–25, 2017 | 865 (RV) | ± 3.3% | 41% | 51% | 9% |
with Donald Trump and Alexandria Ocasio-Cortez
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Alexandria Ocasio-Cortez (D) | Undecided |
| Rasmussen Reports | Jan 10–13, 2019 | 1,000 (RV) | ± 3.0% | 43% | 40% | 17% |
with Donald Trump, Beto O'Rourke, and Howard Schultz
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Beto O'Rourke (D) | Howard Schultz (I) | Undecided |
| Emerson College | Mar 17–18, 2019 | 1,153 (RV) | ± 2.8% | 46% | 44% | 10% | – |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 45% | 44% | 7% | – |
| Change Research | Jan 31 – Feb 1, 2019 | 1,338 (LV) | ± 2.7% | 45% | 42% | 7% | – |
| Øptimus | Jan 30 – Feb 1, 2019 | 1,044 (LV) | ± 3.0% | 42% | 33% | 9% | 16% |
with Donald Trump and Nancy Pelosi
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Nancy Pelosi (D) | Undecided |
| Public Policy Polling | Jan 19–21, 2019 | 760 (RV) | ± 3.6% | 44% | 47% | 9% |
with Donald Trump and Megan Rapinoe
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Megan Rapinoe (D) | Undecided |
| Public Policy Polling | Jul 3–8, 2019 | 604 (RV) | – | 41% | 42% | 17% |
with Donald Trump, Bernie Sanders, and Howard Schultz
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Bernie Sanders (D) | Howard Schultz (I) | Undecided |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 45% | 46% | 7% | – |
| Change Research | Jan 31 – Feb 1, 2019 | 1,338 (LV) | ± 2.7% | 45% | 43% | 7% | – |
with Donald Trump and Chuck Schumer
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Chuck Schumer (D) | Undecided |
| Public Policy Polling | Jan 19–21, 2019 | 760 (RV) | ± 3.6% | 41% | 46% | 12% |
with Donald Trump, Elizabeth Warren, and Michael Bloomberg
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Elizabeth Warren (D) | Michael Bloomberg (I) | Undecided |
| SurveyMonkey/Axios | Oct 24–29, 2018 | 3,064 (RV) | – | 45% | 34% | 17% | 4% |
with Donald Trump, Elizabeth Warren, and Howard Schultz
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Elizabeth Warren (D) | Howard Schultz (I) | Undecided |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 45% | 45% | 7% | – |
| Howard Schultz | – | 1,500 (RV) | ± 2.5% | 33% | 32% | 17% | – |
| Change Research | Jan 31 – Feb 1, 2019 | 1,338 (LV) | ± 2.7% | 45% | 43% | 6% | – |
| Øptimus | Jan 30 – Feb 1, 2019 | 1,052 (LV) | ± 3.0% | 42% | 39% | 8% | 11% |
with Donald Trump and Frederica Wilson
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Frederica Wilson (D) | Undecided |
| Public Policy Polling | Oct 27–29, 2017 | 572 (RV) | ± 4.1% | 39% | 42% | 19% |
with Donald Trump and Oprah Winfrey
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Oprah Winfrey (D) | Other | Undecided |
| SurveyMonkey/Axios | Oct 28–30, 2018 | 2,994 (RV) | – | 41% | 53% | – | 5% |
| Zogby Analytics | May 10–12, 2018 | 881 (LV) | ± 3.2% | 47% | 53% | – | – |
| CNN/SSRS | Jan 14–18, 2018 | 913 (RV) | ± 3.8% | 42% | 51% | 2% | 1% |
| Quinnipiac University | Jan 12–16, 2018 | 1,212 (V) | ± 3.4% | 39% | 52% | 2% | 4% |
| Morning Consult/Politico | Jan 11–16, 2018 | 1,993 (RV) | ± 2.0% | 38% | 40% | – | 22% |
| Zogby Analytics | Jan 12–15, 2018 | 847 (LV) | ± 3.4% | 46% | 54% | – | – |
| Public Policy Polling (D) | Jan 9–10, 2018 | 620 (RV) | ± 3.9% | 43% | 44% | – | 13% |
| Marist College | Jan 8–10, 2018 | 1,092 (RV) | ± 3.0% | 39% | 50% | – | 11% |
| YouGov | Jan 9, 2018 | 865 (RV) | – | 43% | 47% | – | – |
| Rasmussen Reports | Jan 8–9, 2018 | 1,000 (LV) | ± 3.0% | 38% | 48% | – | 14% |
| Zogby Analytics | Mar 27–29, 2017 | 1,531 (V) | ± 2.5% | 36% | 46% | – | 18% |
with Donald Trump and Mark Zuckerberg
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Mark Zuckerberg (D) | Undecided |
| Zogby Analytics | Jan 12–15, 2018 | 847 (LV) | ± 3.4% | 40% | 41% | 19% |
| Zogby Analytics | Aug 4–7, 2017 | 1,300 (LV) | – | 40% | 43% | 16% |
| Public Policy Polling | Jul 14–17, 2017 | 836 (RV) | ± 3.4% | 40% | 40% | 20% |
with Donald Trump, Mark Zuckerberg, and Joe Scarborough
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Mark Zuckerberg (D) | Joe Scarborough (I) | Undecided |
| Zogby Analytics | Aug 4–7, 2017 | 1,300 (LV) | – | 36% | 34% | 18% | 12% |
with Mike Pence and Joe Biden
| Poll source | Date(s) administered | Sample size | Margin of error | Mike Pence (R) | Joe Biden (D) | Other | Undecided |
| YouGov/UMass Lowell | Oct 5–12, 2020 | 819 (LV) | ± 4.3% | 41% | 54% | 1% | 4% |
| YouGov/Yahoo News | Oct 2–3, 2020 | 1,088 (LV) | – | 42% | 49% | 2% | 7% |
| Léger | Aug 4–7, 2020 | 1,007 (LV) | – | 29% | 46% | 11% | 14% |
| Change Research | Mar 26–28, 2020 | 1,845 (LV) | ± 3.3% | 37% | 43% | 10% | – |
| SurveyUSA | Nov 20–21, 2019 | 3,850 (RV) | ± 1.7% | 36% | 53% | – | 12% |
| Civiqs/Daily Kos | Oct 19–22, 2019 | 1,333 (RV) | ± 2.9% | 43% | 46% | 8% | 2% |
| SurveyUSA | Oct 15–16, 2019 | 3,080 (RV) | ± 2.1% | 39% | 51% | – | 10% |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 45% | 51% | – | – |
with Mike Pence and Kamala Harris
| Poll source | Date(s) administered | Sample size | Margin of error | Mike Pence (R) | Kamala Harris (D) | Other | Undecided |
| YouGov/UMass Lowell | Oct 5–12, 2020 | 819 (LV) | ± 4.3% | 43% | 50% | 1% | 6% |
| YouGov/Yahoo News | Oct 2–3, 2020 | 1,088 (LV) | – | 45% | 48% | 1% | 6% |
| St. Leo University | Sep 27 – Oct 2 | 947 (LV) | ± 3% | 42% | 48% | – | 10% |
| SurveyUSA | Nov 20–21, 2019 | 3,850 (RV) | ± 1.7% | 41% | 46% | – | 11% |
| SurveyUSA | Oct 15–16, 2019 | 3,080 (RV) | ± 2.1% | 43% | 44% | – | 13% |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 47% | 48% | – | – |
with Mike Pence and Pete Buttigieg
| Poll source | Date(s) administered | Sample size | Margin of error | Mike Pence (R) | Pete Buttigieg (D) | Other | Undecided |
| SurveyUSA | Nov 20–21, 2019 | 3,850 (RV) | ± 1.7% | 40% | 45% | – | 16% |
| Civiqs/Daily Kos | Oct 19–22, 2019 | 1,333 (RV) | ± 2.9% | 43% | 43% | 10% | 4% |
| SurveyUSA | Oct 15–16, 2019 | 3,080 (RV) | ± 2.1% | 43% | 40% | – | 17% |
with Mike Pence and Beto O'Rourke
| Poll source | Date(s) administered | Sample size | Margin of error | Mike Pence (R) | Beto O'Rourke (D) | Undecided |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 47% | 48% | – |
with Mike Pence and Bernie Sanders
| Poll source | Date(s) administered | Sample size | Margin of error | Mike Pence (R) | Bernie Sanders (D) | Other | Undecided |
| SurveyUSA | Nov 20–21, 2019 | 3,850 (RV) | ± 1.7% | 38% | 52% | – | 10% |
| Civiqs/Daily Kos | Oct 19–22, 2019 | 1,333 (RV) | ± 2.9% | 43% | 46% | 8% | 3% |
| SurveyUSA | Oct 15–16, 2019 | 3,080 (RV) | ± 2.1% | 39% | 50% | – | 11% |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 47% | 50% | – | – |
with Mike Pence and Elizabeth Warren
| Poll source | Date(s) administered | Sample size | Margin of error | Mike Pence (R) | Elizabeth Warren (D) | Other | Undecided |
| SurveyUSA | Nov 20–21, 2019 | 3,850 (RV) | ± 1.7% | 41% | 48% | – | 12% |
| Civiqs/Daily Kos | Oct 19–22, 2019 | 1,333 (RV) | ± 2.9% | 42% | 46% | 9% | 2% |
| SurveyUSA | Oct 15–16, 2019 | 3,080 (RV) | ± 2.1% | 42% | 46% | – | 12% |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 47% | 49% | – | – |
with Mike Pence and Michael Bloomberg
| Poll source | Date(s) administered | Sample size | Margin of error | Mike Pence (R) | Michael Bloomberg (D) | Other | Undecided |
| SurveyUSA | Nov 20–21, 2019 | 3,850 (RV) | ± 1.7% | 39% | 44% | – | 17% |
with Donald Trump, generic Democrat, and Howard Schultz
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Generic Democrat | Howard Schultz (I) | Undecided |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 45% | 47% | 6% | – |
with Mike Pence and generic Democrat
| Poll source | Date(s) administered | Sample size | Margin of error | Mike Pence (R) | Generic Democrat | Undecided |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 46% | 51% | – |
| Opinion Savvy | Aug 16–17, 2017 | 763 (RV) | ± 3.5% | 40% | 52% | 8% |
with Mitt Romney and generic Democrat
| Poll source | Date(s) administered | Sample size | Margin of error | Mitt Romney (R) | Generic Democrat | Undecided |
| HarrisX | Jan 4–5, 2019 | 1,001 (V) | – | 27% | 39% | 33% |
with Nikki Haley and Joe Biden
| Poll source | Date(s) administered | Sample size | Margin of error | Nikki Haley (R) | Joe Biden (D) | Undecided |
| SurveyUSA | Oct 15–16, 2019 | 3,080 (RV) | ± 2.1% | 28% | 51% | 21% |
| SurveyUSA | Sep 13–16, 2019 | 4,520 (RV) | ± 1.6% | 23% | 51% | 26% |
with Nikki Haley and Elizabeth Warren
| Poll source | Date(s) administered | Sample size | Margin of error | Nikki Haley (R) | Elizabeth Warren (D) | Undecided |
| SurveyUSA | Oct 15–16, 2019 | 3,080 (RV) | ± 2.1% | 31% | 44% | 25% |
| SurveyUSA | Sep 13–16, 2019 | 4,520 (RV) | ± 1.6% | 28% | 42% | 30% |
with Nikki Haley and Bernie Sanders
| Poll source | Date(s) administered | Sample size | Margin of error | Nikki Haley (R) | Bernie Sanders (D) | Undecided |
| SurveyUSA | Oct 15–16, 2019 | 3,080 (RV) | ± 2.1% | 32% | 49% | 19% |
| SurveyUSA | Sep 13–16, 2019 | 4,520 (RV) | ± 1.6% | 29% | 48% | 22% |
with Nikki Haley and Kamala Harris
| Poll source | Date(s) administered | Sample size | Margin of error | Nikki Haley (R) | Kamala Harris (D) | Undecided |
| SurveyUSA | Oct 15–16, 2019 | 3,080 (RV) | ± 2.1% | 31% | 40% | 29% |
| SurveyUSA | Sep 13–16, 2019 | 4,520 (RV) | ± 1.6% | 27% | 40% | 33% |
with Nikki Haley and Pete Buttigieg
| Poll source | Date(s) administered | Sample size | Margin of error | Nikki Haley (R) | Pete Buttigieg (D) | Undecided |
| SurveyUSA | Oct 15–16, 2019 | 3,080 (RV) | ± 2.1% | 33% | 36% | 31% |
with Nikki Haley and Beto O'Rourke
| Poll source | Date(s) administered | Sample size | Margin of error | Nikki Haley (R) | Beto O'Rourke (D) | Undecided |
| SurveyUSA | Sep 13–16, 2019 | 4,520 (RV) | ± 1.6% | 30% | 37% | 34% |
with generic Republican and generic Democrat
| Poll source | Date(s) administered | Sample size | Margin of error | Generic Republican | Generic Democrat | Other | Undecided |
| Emerson College | Dec 6–9, 2018 | 800 (RV) | ± 3.6% | 43% | 45% | 11% | – |
with Donald Trump and generic Democrat
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Generic Democrat (D) | Other | Undecided |
| Harvard-Harris | Jun 17–18, 2020 | ~ 1,735 (LV) | – | 46% | 42% | 8% | 6% |
| Harvard-Harris | May 13–14, 2020 | 1,708 (LV) | – | 43% | 47% | 6% | 5% |
| Harvard-Harris | Apr 14–16, 2020 | 2,394 (RV) | – | 40% | 44% | 7% | 9% |
| YouGov/Economist | Apr 5–7, 2020 | 1,147 (RV) | ± 3.3% | 42% | 47% | 2% | 9% |
| YouGov/Economist | Mar 29–31, 2020 | 1,194 (RV) | ± 3.2% | 42% | 45% | 2% | 11% |
| Harvard-Harris | Mar 24–26, 2020 | 2,410 (RV) | – | 40% | 45% | 6% | 9% |
| YouGov/Economist | Mar 15–17, 2020 | 1,129 (RV) | ± 3.5% | 40% | 48% | 1% | 11% |
| YouGov/Economist | Mar 8–10, 2020 | 1,191 (RV) | ± 2.9% | 42% | 48% | 2% | 8% |
| YouGov/Economist | Mar 1–3, 2020 | 1,134 (RV) | ± 3.3% | 40% | 48% | 2% | 10% |
| Harvard-Harris | Feb 26–28, 2020 | 2,592 (RV) | – | 40% | 45% | 6% | 9% |
| YouGov/Economist | Feb 23–25, 2020 | 1,184 (RV) | ± 3% | 40% | 47% | 2% | 11% |
| YouGov/Economist | Feb 16–18, 2020 | 1,150 (RV) | ± 3% | 41% | 47% | 3% | 9% |
| YouGov/Economist | Feb 9–11, 2020 | 1,140 (RV) | ± 3% | 41% | 47% | 2% | 10% |
| YouGov/Economist | Feb 2–4, 2020 | 1,277 (RV) | ± 2.9% | 39% | 48% | 2% | 11% |
| Harvard-Harris | Jan 27–29, 2020 | 2,527 (RV) | – | 39% | 46% | 7% | 8% |
| YouGov/Economist | Jan 26–28, 2020 | 1,182 (RV) | ± 3% | 41% | 47% | 3% | 8% |
| YouGov/Economist | Jan 19–21, 2020 | 1,176 (RV) | ± 3.1% | 44% | 45% | 2% | 9% |
| Pew Research Center | Jan 6–19, 2020 | 10,491 (RV) | – | 38% | 48% | 0% | 14% |
| YouGov/Economist | Jan 11–14, 2020 | 1,108 (RV) | ± 3.1% | 42% | 47% | 2% | 9% |
| YouGov/Economist | Jan 5–7, 2020 | 1,185 (RV) | ± 3% | 41% | 49% | 3% | 7% |
| Harvard-Harris | Dec, 2019 | – (RV) | – | 39% | 43% | 8% | 10% |
| YouGov/Economist | Dec 28–31, 2019 | 1,123 (RV) | ± 3.1% | 40% | 50% | 2% | 8% |
| YouGov/Economist | Dec 22–24, 2019 | 1,240 (RV) | ± 2.9% | 42% | 47% | 3% | 8% |
| YouGov/Economist | Dec 14–17, 2019 | 1,164 (RV) | ± 3% | 40% | 49% | 2% | 10% |
| YouGov/Economist | Dec 7–10, 2019 | 1,209 (RV) | ± 2.9% | 41% | 47% | 2% | 9% |
| YouGov/Economist | Dec 1–3, 2019 | 1,200 (RV) | ± 2.9% | 42% | 48% | 2% | 9% |
| Harvard-Harris | Nov 27–29, 2019 | 1,859 (RV) | – | 39% | 42% | 8% | 10% |
| YouGov/Economist | Nov 24–26, 2019 | 1,189 (RV) | ± 3% | 41% | 49% | 3% | 7% |
| YouGov/Economist | Nov 17–19, 2019 | 1,224 (RV) | ± 2.9% | 40% | 49% | 2% | 9% |
| YouGov/Economist | Nov 10–12, 2019 | 1,206 (RV) | ± 3% | 41% | 49% | 2% | 8% |
| YouGov/Economist | Nov 3–5, 2019 | 1,201 (RV) | ± 3% | 41% | 47% | 2% | 10% |
| Harvard-Harris | Oct 29–31, 2019 | 1,810 (RV) | – | 38% | 43% | 9% | 10% |
| NBC News/Wall Street Journal | Oct 27–30, 2019 | 720 (RV) | ± 3.65% | 34% | 46% | – | 20% |
| YouGov/Economist | Oct 27–29, 2019 | 1,274 (RV) | ± 2.8% | 41% | 48% | 3% | 8% |
| YouGov/Economist | Oct 20–22, 2019 | 1,204 (RV) | ± 2.9% | 40% | 49% | 2% | 10% |
| YouGov/Economist | Oct 13–15, 2019 | 1,136 (RV) | ± 3% | 40% | 49% | 2% | 9% |
| YouGov/Taubman National Poll | Oct 10–11, 2019 | 1,000 (A) | ± 3% | 32% | 47% | 5% | 15% |
| Georgetown University | Oct 6–10, 2019 | 1,000 (LV) | ± 3.1% | 42% | 50% | – | 8% |
| YouGov/Economist | Oct 6–8, 2019 | 1,241 (RV) | ± 2.9% | 42% | 47% | 2% | 9% |
| YouGov/Economist | Sep 28 – Oct 1, 2019 | 1,081 (RV) | ± 3.1% | 39% | 49% | – | – |
| Harvard-Harris | Sep 22–24, 2019 | 2,009 (RV) | – | 38% | 44% | 9% | 9% |
| YouGov/Economist | Sep 22–24, 2019 | 1,192 (RV) | ± 2.9% | 39% | 49% | – | – |
| YouGov/Economist | Sep 14–17, 2019 | 1,179 (RV) | ± 2.9% | 40% | 48% | – | – |
| Pew Research Center | Sep 3–15, 2020 | 10,491 (RV) | – | 38% | 48% | 0% | 14% |
| YouGov/Economist | Sep 1–3, 2019 | 1,066 (RV) | ± 3.1% | 41% | 46% | – | – |
| Harvard-Harris | Aug 26–28, 2019 | 2,531 (RV) | – | 39% | 42% | 9% | 10% |
| YouGov/Economist | Aug 24–27, 2019 | 1,093 (RV) | ± 3.1% | 40% | 48% | – | – |
| Suffolk University/USA Today | Aug 20–25, 2019 | 1,000 (RV) | ± 3% | 39% | 41% | 10% | 10% |
| NBC News/WSJ | Aug 10–14, 2019 | 834 (RV) | ± 3.4% | 40% | 52% | 2% | 3% |
| YouGov/Economist | Aug 10–13, 2019 | 1,126 (RV) | ± 3.1% | 39% | 50% | – | – |
| Cygnal | Aug 7–10, 2019 | 1,263 (LV) | ± 2.8% | 41% | 46% | 7% | 6% |
| YouGov/Economist | Aug 3–6, 2019 | 1,158 (RV) | ± 2.6% | 39% | 48% | – | – |
| Harvard-Harris | Jul 31 – Aug 2, 2019 | 2,214 (RV) | – | 35% | 45% | 8% | 11% |
| YouGov/Economist | Jul 27–30, 2019 | 1,098 (RV) | ± 2.6% | 38% | 50% | – | – |
| YouGov/Economist | Jun 30 – Jul 2, 2019 | 1,265 (RV) | ± 2.8% | 39% | 49% | – | 10% |
| Harvard-Harris | Jun 26–29, 2019 | 2,182 (RV) | – | 36% | 45% | 8% | 11% |
| YouGov/Economist | Jun 22–25, 2019 | 1,111 (RV) | ± 3.0% | 40% | 46% | – | 12% |
| YouGov/Economist | Jun 16–18, 2019 | 1,202 (RV) | ± 2.9% | 41% | 49% | – | 8% |
| YouGov/Economist | Jun 9–11, 2019 | 1,107 (RV) | ± 3.0% | 41% | 46% | – | 10% |
| YouGov/Economist | Jun 2–4, 2019 | 1,195 (RV) | ± 3.0% | 41% | 46% | – | 11% |
| Harvard-Harris | May 29–30, 2019 | 1,295 (RV) | – | 37% | 42% | 9% | 12% |
| YouGov/Economist | May 26–28, 2019 | 1,120 (RV) | ± 3.0% | 39% | 49% | – | 10% |
| Cygnal | May 22–23, 2019 | 1,019 (LV) | ± 3.1% | 37% | 42% | 15% | 6% |
| YouGov/Economist | May 18–21, 2019 | 1,113 (RV) | ± 3.1% | 38% | 48% | – | 12% |
| YouGov/Economist | May 12–14, 2019 | 1,244 (RV) | ± 2.8% | 39% | 50% | – | 9% |
| YouGov/Economist | May 5–7, 2019 | 1,168 (RV) | ± 2.9% | 38% | 47% | – | 12% |
| Harvard-Harris | Apr 30 – May 1, 2019 | 1,536 (RV) | – | 37% | 44% | 9% | 10% |
| YouGov/Economist | Apr 27–30, 2019 | 1,073 (RV) | ± 3.1% | 38% | 49% | – | 11% |
| Hart Research | Apr 23–27, 2019 | 1,205 (LV) | – | 39% | 48% | – | 13% |
| ABC/Washington Post | Apr 22–25, 2019 | 1,001 (A) | ± 3.5% | 28% | 16% | 2% | 54% |
| YouGov/Economist | Apr 21–23, 2019 | 1,268 (RV) | ± 2.8% | 39% | 47% | – | 12% |
| YouGov/Economist | Apr 13–16, 2019 | 1,186 (RV) | ± 2.9% | 38% | 47% | – | 11% |
| YouGov/Economist | Apr 6–9, 2019 | 1,267 (RV) | ± 2.9% | 40% | 47% | – | 11% |
| YouGov/Economist | Mar 31 – Apr 2, 2019 | 1,227 (RV) | ± 2.9% | 37% | 48% | – | 12% |
| Harvard-Harris | Mar 25–26, 2019 | 1,437 (RV) | – | 37% | 43% | 10% | 10% |
| YouGov/Economist | Mar 24–26, 2019 | 1,249 (RV) | ± 2.8% | 41% | 47% | – | 9% |
| HarrisX/The Hill | Mar 23–24, 2019 | 1,000 (RV) | ± 3.1% | 36% | 45% | 12% | – |
| YouGov/Economist | Mar 17–19, 2019 | 1,287 (RV) | ± 2.8% | 38% | 47% | – | 12% |
| Public Policy Polling (D) | Mar 13–14, 2019 | 661 (RV) | ± 3.8% | 41% | 52% | – | 7% |
| YouGov/Economist | Mar 10–12, 2019 | 1,279 (RV) | ± 2.8% | 40% | 49% | – | 9% |
| Change Research | Mar 8–10, 2019 | 4,049 (LV) | ± 2.5% | 46% | 51% | – | – |
| YouGov/Economist | Mar 3–5, 2019 | 1,304 (RV) | ± 2.8% | 41% | 48% | 2% | 7% |
| GBAO | Feb 25 – Mar 3, 2019 | 2,000 (RV) | – | 33% | 47% | 5% | 16% |
| NBC News/WSJ | Feb 24–27, 2019 | 720 (RV) | ± 3.7% | 41% | 48% | 2% | 3% |
| Harvard-Harris | Feb 19–20, 2019 | 1,792 (RV) | – | 36% | 45% | 9% | 9% |
| Christopher Newport University | Feb 3–17, 2019 | 1,001 (LV) | ± 3.2% | 37% | 48% | 5% | 9% |
| GQR Research | Jan 12–17, 2019 | 1,000 (RV) | ± 3.2% | 41% | 51% | 5% | 3% |
| Harvard-Harris | Jan 15–16, 2019 | 1,540 (RV) | – | 36% | 43% | 10% | 11% |
| HarrisX | Jan 4–5, 2019 | 1,001 (V) | – | 39% | 45% | – | 16% |
| Harvard-Harris | Dec 24–25, 2018 | 1,473 (RV) | – | 33% | 44% | 11% | 13% |
| NBC News/WSJ | Dec 9–12, 2018 | 725 (RV) | ± 3.6% | 38% | 52% | 2% | 3% |
| Garin-Hart-Yang/Global Strategy Group (D) | Nov 9–11, 2018 | 1,016 (V) | – | 40% | 49% | – | 11% |
| Global Strategy Group/GBA Strategies | Aug 2–5, 2018 | 1,128 (RV) | – | 30% | 44% | – | 24% |
| Morning Consult | Jul 26–30, 2018 | 1,993 (RV) | ± 2.0% | 35% | 48% | – | 17% |
| Morning Consult | Jun 14–18, 2018 | 1,994 (RV) | ± 2.0% | 36% | 44% | – | 20% |
| Morning Consult/Politico | May 17–19, 2018 | 1,990 (RV) | ± 2.0% | 36% | 44% | – | 20% |
| Morning Consult/Politico | Mar 1–5, 2018 | 1,993 (RV) | ± 2.0% | 36% | 44% | – | 19% |
| Rasmussen Reports | Feb 27–28, 2018 | 1,000 (LV) | ± 3.0% | 44% | 47% | – | 9% |
| NBC News/WSJ | Dec 13–15, 2017 | 736 (RV) | ± 3.6% | 36% | 52% | – | 5% |
| Morning Consult/Politico | Nov 16–19, 2017 | 2,586 (RV) | ± 2.0% | 35% | 44% | – | 21% |
| Morning Consult/Politico | Nov 9–11, 2017 | 1,993 (RV) | ± 2.0% | 34% | 48% | – | 18% |
| Morning Consult/Politico | Oct 26–30, 2017 | 1,990 (RV) | ± 2.0% | 36% | 46% | – | 18% |
| Opinion Savvy | Aug 16–17, 2017 | 763 (RV) | ± 3.5% | 41% | 52% | – | 8% |
| Gravis Marketing | Jul 21–31, 2017 | 1,917 (V) | ± 2.2% | 39% | 48% | – | 13% |
| Morning Consult/Politico | Feb 9–10, 2017 | 1,791 (RV) | ± 2.0% | 35% | 43% | – | 23% |
with generic Democrat and generic Independent
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Generic Democrat | Generic Independent | Other | Undecided |
| Christopher Newport University | Feb 3–17, 2019 | 1,001 (LV) | ± 3.2% | 34% | 32% | 16% | 1% | 16% |
with generic Democrat and generic third party
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Generic Democrat | Generic third party | Other | Undecided |
| Change Research/Crooked Media | Oct 31 – Nov 3, 2019 | 971 (V) | – | 45% | 49% | 2% | – | 4% |
| Suffolk University/USA Today | Aug 20–25, 2019 | 1,000 (RV) | ± 3.0% | 39% | 41% | 10% | – | 10% |
| Suffolk University/USA Today | Jun 11–15, 2019 | 1,000 (RV) | ± 3.0% | 40% | 37% | 9% | – | 14% |
| Change Research | Apr 18–19, 2019 | 717 (LV) | ± 3.7% | 44% | 48% | 6% | 2% | – |
| Suffolk University/USA Today | Mar 13–17, 2019 | 1,000 (RV) | ± 3.0% | 39% | 36% | 11% | – | 14% |
with Donald Trump and generic Centrist Democrat
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Generic Centrist Democrat (D) | Generic Third Party Candidate |
| HarrisX | Jan 29–30, 2019 | 1,003 (RV) | ± 3.1% | 32% | 39% | 29% |
with Donald Trump and generic Progressive Democrat
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Generic Progressive Democrat (D) | Generic Third Party Candidate |
| HarrisX | Jan 29–30, 2019 | 1,003 (RV) | ± 3.1% | 33% | 40% | 27% |
with Donald Trump and generic Opponent
| Poll source | Date(s) administered | Sample size | Margin of error | Donald Trump (R) | Generic Opponent | Other | Undecided |
| Monmouth | Feb 6–9, 2020 | 827 (RV) | ± 3.4% | 42% | 55% | – | 3% |
| Marist College | Jul 15–17, 2019 | 1,175 (RV) | ± 3.7% | 39% | 53% | – | 8% |
| Morning Consult/Politico | Apr 5–7, 2019 | 1,992 (RV) | ± 2% | 36% | 55% | 2% | 6% |
| Marist College | Mar 25–27, 2019 | 834 (RV) | ± 4.1% | 35% | 54% | – | 11% |
| Quinnipiac | Mar 21–25, 2019 | 1,358 (RV) | ± 5.1% | 30% | 53% | – | 16% |
| HarrisX/The Hill | Mar 23–24, 2019 | 1,000 (RV) | ± 3.1% | – | 46% | – | 54% |
| ABC/Washington Post | Jan 20–23, 2019 | 1,004 (A) | ± 3.5% | 28% | 56% | – | 15% |
| Morning Consult/Politico | Jan 18–22, 2019 | 1,996 (RV) | ± 2% | 35% | 57% | 3% | 6% |