Polls database
Every poll we use, with its source
11,685 polls since 2015: national questions, Senate, House, governor and state legislative races, presidential primaries and ballot measures. Filter, then open any poll’s release.
Matching polls
4,582Senate polls.
Polls per month
287
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November, so far
Latest poll in the database ended Nov 2, 2026. Source: 99chambers polls database
| Dates | Question | Pollster | Sponsor | Sample | Pop. | Mode | Result | Margin | Adjusted | vs result | Source |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 25–27, 2016 | 2016 United States Senate election in Florida (2016) | B− Associated Industries of Florida | — | 604 | V | — | Murphy 41 · Rubio 49 | R+8 | — | — | Release |
| Apr 23–25, 2016 | 2016 United States Senate election in North Carolina (2016) | — Civitas Institute | — | 600 | V | — | Ross 38 · Burr 39 | R+1 | — | — | Release |
| Apr 22–24, 2016 | 2016 United States Senate election in North Carolina (2016) | B+ Public Policy Polling | — | 960 | V | — | Ross 36 · Burr 40 | R+4 | — | — | Release |
| Apr 8–19, 2016 | 2016 United States Senate election in Idaho (2016) | A+ Dan Jones & Associates | — | 603 | V | — | Sturgill 17 · Crapo 53 | R+36 | — | — | Release |
| Apr 14–17, 2016 | 2016 United States Senate election in Washington (2016) | B− Elway Research | — | 503 | V | — | Murray 50 · Vance 32 | D+18 | — | — | Release |
| Apr 7–17, 2016 | 2016 United States Senate election in New Hampshire (2016) | C University of New Hampshire | WMUR | 553 | V | — | Hassan 42 · Ayotte 43 | R+1 | — | — | Release |
| Apr 15–17, 2016 | 2016 United States Senate election in Maryland (2016) | B+ Public Policy Polling | — | 879 | V | — | Hollen 53 · Szeliga 25 | D+28 | — | — | Release |
| Apr 11–16, 2016 | 2016 United States Senate election in New Hampshire (2016) | D Dartmouth College | — | 362 | V | — | Hassan 35 · Ayotte 37 | R+2 | — | — | Release |
| Apr 12–15, 2016 | 2016 United States Senate election in Wisconsin (2016) | — Wisconsin Public Radio/St. Norbert College | — | 616 | V | — | Feingold 51 · Johnson 41 | D+10 | — | — | Release |
| Apr 10–15, 2016 | 2016 United States Senate election in North Carolina (2016) | B+ Elon University Poll | — | 621 | V | — | Ross 33 · Burr 37 | R+4 | — | — | Release |
| Apr 4–11, 2016 | 2016 United States Senate election in Arizona (2016) | C+ Behavior Research Center | — | 564 | V | — | Kirkpatrick 42 · McCain 42 | Even | — | — | Release |
| Apr 7–10, 2016 | 2016 United States Senate election in New York (2016) | B+ Public Policy Polling | — | 1,403 | V | — | Schumer 55 · Long 23 | D+32 | — | — | Release |
| Apr 5–7, 2016 | 2016 United States Senate election in Ohio (2016) | — Hart Research Associates | — | 500 | V | — | Strickland 45 · Portman 47 | R+2 | — | — | Release |
| Mar 30–Apr 4, 2016 | 2016 United States Senate election in Pennsylvania (2016) | A− Quinnipiac University | — | 1,737 | V | — | McGinty 38 · Toomey 47 | R+9 | — | — | Release |
| Mar 30–Apr 3, 2016 | 2016 United States Senate election in Wisconsin (2016) | A+ Emerson College | — | 1,198 | V | — | Feingold 48 · Johnson 44 | D+4 | — | — | Release |
| Mar 30–Apr 1, 2016 | 2016 United States Senate election in Kentucky (2016) | B− Cofounder Pulse Poll | — | 758 | V | — | Gray 26 · Paul 28 | R+2 | — | — | Release |
| Mar 30–31, 2016 | 2016 United States Senate election in Illinois (2016) | B GS Strategy Group | — | 600 | V | — | Duckworth 43 · Kirk 40 | D+3 | — | — | Release |
| Mar 28–29, 2016 | 2016 United States Senate election in Wisconsin (2016) | C+ Loras College | — | 1,000 | V | — | Feingold 48 · Johnson 39 | D+9 | — | — | Release |
| Mar 28–29, 2016 | 2016 United States Senate election in Wisconsin (2016) | B+ Public Policy Polling | — | 1,397 | V | — | Feingold 46 · Johnson 39 | D+7 | — | — | Release |
| Mar 22–29, 2016 | 2016 United States Senate election in New York (2016) | A− Quinnipiac University | — | 1,667 | V | — | Schumer 63 · Long 24 | D+39 | — | — | Release |
| Mar 24–28, 2016 | 2016 United States Senate election in Wisconsin (2016)Not averaged | B+ Marquette University | — | 1,405 | RV | — | Feingold 47 · Johnson 42 | D+5 | — | — | Release |
| Mar 24–28, 2016 | 2016 United States Senate election in Wisconsin (2016) | B+ Marquette University | — | 957 | LV | — | Feingold 48 · Johnson 45 | D+3 | — | — | Release |
| Mar 25–26, 2016 | 2016 United States Senate election in Missouri (2016) | C+ Remington | Missouri Scout | 927 | V | — | Kander 37 · Blunt 44 | R+7 | — | — | Release |
| Mar 17–24, 2016 | 2016 United States Senate election in Missouri (2016) | C+ DFM Research | — | 674 | V | — | Kander 35 · Blunt 49 | R+14 | — | — | Release |
| Mar 18–20, 2016 | 2016 United States Senate election in North Carolina (2016) | B+ Public Policy Polling | — | 843 | V | — | Ross 35 · Burr 40 | R+5 | — | — | Release |
| Mar 1–11, 2016 | 2016 United States Senate election in Pennsylvania (2016) | — Mercyhurst University | — | 421 | V | — | McGinty 34 · Toomey 47 | R+13 | — | — | Release |
| Mar 7–11, 2016 | 2016 United States Senate election in Arizona (2016) | — The Merrill Poll | — | 701 | V | — | Kirkpatrick 40 · McCain 41 | R+1 | — | — | Release |
| Mar 9–10, 2016 | 2016 United States Senate election in North Carolina (2016) | B− High Point University | — | 1,576 | V | — | Ross 41 · Burr 48 | R+7 | — | — | Release |
| Mar 4–6, 2016 | 2016 United States Senate election in Ohio (2016) | B+ Public Policy Polling | — | 1,248 | V | — | Strickland 41 · Portman 40 | D+1 | — | — | Release |
| Mar 1–2, 2016 | 2016 United States Senate election in Pennsylvania (2016) | B+ Harper Polling | — | 662 | V | — | McGinty 39 · Toomey 47 | R+8 | — | — | Release |
| Feb 20–28, 2016 | 2016 United States Senate election in New Hampshire (2016) | C University of New Hampshire | WMUR | 628 | V | — | Hassan 41 · Ayotte 45 | R+4 | — | — | Release |
| Feb 18–21, 2016 | 2016 United States Senate election in Wisconsin (2016) | B+ Marquette University | — | 802 | RV | — | Feingold 49 · Johnson 37 | D+12 | — | — | Release |
| Feb 11–20, 2016 | 2016 United States Senate election in Ohio (2016) | C− Baldwin Wallace University | — | 825 | V | — | Strickland 40 · Portman 44 | R+4 | — | — | Release |
| Feb 16–20, 2016 | 2016 United States Senate election in Ohio (2016) | A− Quinnipiac University | — | 1,539 | V | — | Strickland 44 · Portman 42 | D+2 | — | — | Release |
| Feb 11–16, 2016 | 2016 United States Senate election in Pennsylvania (2016) | — Robert Morris University | — | 511 | V | — | McGinty 21 · Toomey 34 | R+13 | — | — | Release |
| Feb 14–16, 2016 | 2016 United States Senate election in North Carolina (2016) | B+ Public Policy Polling | — | 1,291 | V | — | Ross 37 · Burr 43 | R+6 | — | — | Release |
| Feb 14–16, 2016 | 2016 United States Senate election in North Carolina (2016) | A SurveyUSA | — | 1,250 | V | — | Ross 37 · Burr 45 | R+8 | — | — | Release |
| Feb 14–15, 2016 | 2016 United States Senate election in Nevada (2016) | B− Gravis Marketing | — | 1,366 | LV | — | Masto 41 · Heck 44 | R+3 | — | — | Release |
| Jan 28, 2016 | 2016 United States Senate election in New Hampshire (2016) | B+ Marist University | — | 2,258 | V | — | Hassan 40 · Ayotte 45 | R+5 | — | — | Release |
| Jan 21–24, 2016 | 2016 United States Senate election in Wisconsin (2016) | B+ Marquette University | — | 806 | RV | — | Feingold 50 · Johnson 37 | D+13 | — | — | Release |
| Jan 18–19, 2016 | 2016 United States Senate election in North Carolina (2016) | B+ Public Policy Polling | — | 948 | V | — | Ross 33 · Burr 43 | R+10 | — | — | Release |
| Jan 6–17, 2016 | 2016 United States Senate election in Arizona (2016) | C+ Behavior Research Center | — | 590 | V | — | Kirkpatrick 37 · McCain 38 | R+1 | — | — | Release |
| Jan 4–6, 2016 | 2016 United States Senate election in New Hampshire (2016) | B+ Public Policy Polling | — | 1,036 | V | — | Hassan 42 · Ayotte 44 | R+2 | — | — | Release |
| Dec 23–27, 2015 | 2016 United States Senate election in Nevada (2016) | B− Gravis Marketing | — | 909 | LV | — | Masto 37 · Heck 47 | R+10 | — | — | Release |
| Dec 4–9, 2015 | 2016 United States Senate election in Arizona (2016) | A− Strategies 360 | — | 504 | V | — | Kirkpatrick 36 · McCain 51 | R+15 | — | — | Release |
| Dec 5–7, 2015 | 2016 United States Senate election in North Carolina (2016) | B+ Public Policy Polling | — | 1,214 | V | — | Ross 35 · Burr 46 | R+11 | — | — | Release |
| Nov 30–Dec 2, 2015 | 2016 United States Senate election in New Hampshire (2016) | B+ Public Policy Polling | — | 990 | V | — | Hassan 42 · Ayotte 42 | Even | — | — | Release |
| Nov 16–18, 2015 | 2016 United States Senate election in Wisconsin (2016) | B− Let America Work^ | — | 900 | V | — | Feingold 45 · Johnson 44 | D+1 | — | — | Release |
| Nov 12–15, 2015 | 2016 United States Senate election in Wisconsin (2016) | B+ Marquette University | — | 803 | RV | — | Feingold 49 · Johnson 38 | D+11 | — | — | Release |
| Oct 24–Nov 5, 2015 | 2016 United States Senate election in Arizona (2016) | C+ Behavior Research Center | — | 577 | V | — | Kirkpatrick 31 · McCain 37 | R+6 | — | — | Release |
Showing 4,501–4,550 of 4,582
Adjusted: after house-effect and population corrections. vs result: margin minus the certified or unofficial result. Latest poll in the database ended Nov 2, 2026. Source: each poll’s own release, as cited by the poll list it was compiled from (The New York Times for Senate, governor and House races; Wikipedia for other offices)