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
Jul 2015Jan 2017Jan 2018Jan 2019Jan 2020Jan 2021Jan 2022Jan 2023Jan 2024Jan 2025Nov 2026
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 23–26, 2018 | 2018 United States Senate election in Indiana (2018) | B YouGov | — | 975 | V | — | Donnelly 43 · Braun 46 | R+3 | — | — | Release |
| Oct 23–26, 2018 | 2018 United States Senate election in Florida (2018) | B YouGov | — | 991 | V | — | Nelson 46 · Scott 46 | Even | — | — | Release |
| Oct 23–26, 2018 | 2018 United States Senate election in Florida (2018) | B+ University of North Florida | — | 1,051 | V | — | Nelson 47 · Scott 46 | D+1 | — | — | Release |
| Oct 17–26, 2018 | 2018 United States Senate election in Arizona (2018) | B+ Ipsos | — | 799 | V | — | Sinema 46 · McSally 48 | R+2 | — | — | Release |
| Oct 23–26, 2018 | 2018 United States Senate election in Arizona (2018) | B− CBS News/YouGov | — | 972 | V | — | Sinema 47 · McSally 44 | D+3 | — | — | Release |
| Oct 24–25, 2018 | 2018 United States Senate election in Missouri (2018) | C+ Remington | Missouri Scout | 1,376 | V | — | McCaskill 45 · Hawley 49 | R+4 | — | — | Release |
| Oct 25, 2018 | 2018 United States Senate election in Michigan (2018) | B+ Mitchell Research & Communications | — | 400 | V | — | Stabenow 52 · James 46 | D+6 | — | — | Release |
| Oct 17–25, 2018 | 2018 United States Senate election in Florida (2018) | B+ Ipsos | — | 1,069 | V | — | Nelson 49 · Scott 44 | D+5 | — | — | Release |
| Oct 20–24, 2018 | 2018 United States Senate election in Rhode Island (2018) | A− Fleming & Associates | — | 416 | V | — | Whitehouse 55 · Flanders 36 | D+19 | — | — | Release |
| Oct 23–24, 2018 | 2018 United States Senate election in North Dakota (2018) | B Trafalgar Group | — | 1,498 | V | — | Heitkamp 46 · Cramer 55 | R+9 | — | — | Release |
| Oct 19–24, 2018 | 2018 United States Senate election in New Mexico (2018) | B− Pacific Market Research | — | 400 | V | — | Heinrich 40 · Rich 28 | D+12 | — | — | Release |
| Oct 22–24, 2018 | 2018 United States Senate election in Michigan (2018) | C+ Target Insyght | — | 800 | V | — | Stabenow 53 · James 43 | D+10 | — | — | Release |
| Oct 18–23, 2018 | 2018 United States Senate election in Michigan (2018) | A− EPIC-MRA | — | 600 | V | — | Stabenow 49 · James 42 | D+7 | — | — | Release |
| Oct 16–23, 2018 | 2018 United States Senate election in Florida (2018) | C− Strategic Research Associates | — | 800 | V | — | Nelson 46 · Scott 45 | D+1 | — | — | Release |
| Oct 22–23, 2018 | 2018 United States Senate election in Florida (2018) | B− Gravis Marketing | — | 773 | V | — | Nelson 49 · Scott 45 | D+4 | — | — | Release |
| Oct 22–23, 2018 | 2018 United States Senate election in Arizona (2018) | B OH Predictive Insights | — | 600 | V | — | Sinema 45 · McSally 52 | R+7 | — | — | Release |
| Oct 13–22, 2018 | 2018 United States Senate election in Michigan (2018) | B+ Michigan State University | — | 169 | V | — | Stabenow 49 · James 42 | D+7 | — | — | Release |
| Oct 20–22, 2018 | 2018 United States Senate election in Michigan (2018) | A+ Tarrance Group | James' campaign | 605 | V | — | Stabenow 48 · James 41 | D+7 | — | — | Release |
| Oct 16–22, 2018 | 2018 United States Senate election in Florida (2018) | — Saint Leo University Polling Institute | — | 698 | V | — | Nelson 47 · Scott 38 | D+9 | — | — | Release |
| Oct 15–21, 2018 | 2018 United States Senate election in Texas (2018) | B YouGov | University of Texas | 927 | V | — | O'Rourke 45 · Cruz 51 | R+6 | — | — | Release |
| Oct 18–21, 2018 | 2018 United States Senate election in Texas (2018) | B− GBA Strategies | — | 1,000 | V | — | O'Rourke 46 · Cruz 50 | R+4 | — | — | Release |
| Oct 17–21, 2018 | 2018 United States Senate election in Florida (2018) | A− Quinnipiac University | — | 1,161 | V | — | Nelson 52 · Scott 46 | D+6 | — | — | Release |
| Oct 18–21, 2018 | 2018 United States Senate election in Florida (2018) | A SurveyUSA | — | 665 | V | — | Nelson 49 · Scott 41 | D+8 | — | — | Release |
| Oct 18–21, 2018 | 2018 United States Senate election in Florida (2018) | B Florida Atlantic University | — | 704 | V | — | Nelson 41 · Scott 42 | R+1 | — | — | Release |
| Oct 20–21, 2018 | 2018 United States Senate election in Florida (2018) | B St. Pete Polls | — | 1,575 | V | — | Nelson 48 · Scott 49 | R+1 | — | — | Release |
| Oct 15–20, 2018 | 2018 United States Senate election in Indiana (2018) | B+ Mason Strategies | — | 600 | V | — | Donnelly 43 · Braun 47 | R+4 | — | — | Release |
| Oct 16–20, 2018 | 2018 United States Senate election in Florida (2018)Not averaged | C SSRS | CNN | 872 | RV | — | Nelson 49 · Scott 45 | D+4 | — | — | Release |
| Oct 16–20, 2018 | 2018 United States Senate election in Florida (2018) | C SSRS | CNN | 759 | LV | — | Nelson 50 · Scott 45 | D+5 | — | — | Release |
| Oct 17–20, 2018 | 2018 United States Senate election in Florida (2018) | B− Schroth, Eldon and Associates | — | 600 | V | — | Nelson 45 · Scott 47 | R+2 | — | — | Release |
| Oct 12–19, 2018 | 2018 United States Senate election in West Virginia (2018) | C− Strategic Research Associates | — | 650 | V | — | Manchin 52 · Morrisey 36 | D+16 | — | — | Release |
| Oct 12–19, 2018 | 2018 United States Senate election in North Dakota (2018) | C− Strategic Research Associates | — | 650 | V | — | Heitkamp 40 · Cramer 56 | R+16 | — | — | Release |
| Oct 12–19, 2018 | 2018 United States Senate election in New Jersey (2018)Not averaged | C+ Rutgers-Eagleton | — | 896 | RV | — | Menendez 48 · Hugin 45 | D+3 | — | — | Release |
| Oct 12–19, 2018 | 2018 United States Senate election in New Jersey (2018) | C+ Rutgers-Eagleton | — | 496 | LV | — | Menendez 51 · Hugin 46 | D+5 | — | — | Release |
| Oct 15–19, 2018 | 2018 United States Senate election in Arizona (2018) | A The New York Times/Siena University | — | 606 | V | — | Sinema 46 · McSally 48 | R+2 | — | — | Release |
| Oct 12–18, 2018 | 2018 United States Senate election in Wisconsin (2018) | B+ Ipsos | — | 1,193 | V | — | Baldwin 54 · Vukmir 39 | D+15 | — | — | Release |
| Oct 16–18, 2018 | 2018 United States Senate election in West Virginia (2018)Not averaged | B+ Fabrizio, Lee & Associates | — | 600 | V | — | Manchin 45 · Morrisey 47 | R+2 | — | — | Release |
| Oct 16–18, 2018 | 2018 United States Senate election in West Virginia (2018) | B+ Fabrizio, Lee & Associates | — | 600 | V | — | Manchin 42 · Morrisey 44 | R+2 | — | — | Release |
| Oct 12–18, 2018 | 2018 United States Senate election in Texas (2018) | B+ Ipsos | — | 1,298 | V | — | O'Rourke 44 · Cruz 49 | R+5 | — | — | Release |
| Oct 10–18, 2018 | 2018 United States Senate election in Montana (2018) | C+ University of Montana | — | 533 | V | — | Tester 49 · Rosendale 39 | D+10 | — | — | Release |
| Oct 16–18, 2018 | 2018 United States Senate election in Missouri (2018) | A− OnMessage Inc. | — | 800 | V | — | McCaskill 42 · Hawley 49 | R+7 | — | — | Release |
| Oct 17–18, 2018 | 2018 United States Senate election in Missouri (2018) | C+ Remington | Missouri Scout | 1,215 | V | — | McCaskill 46 · Hawley 47 | R+1 | — | — | Release |
| Oct 13–18, 2018 | 2018 United States Senate special election in Mississippi (2018)Not averaged | B+ Marist University | NBC News | 856 | RV | — | Espy 28 · Hyde-Smith 36 | R+8 | — | — | Release |
| Oct 13–18, 2018 | 2018 United States Senate special election in Mississippi (2018) | B+ Marist University | NBC News | 511 | LV | — | Espy 29 · Hyde-Smith 38 | R+9 | — | — | Release |
| Oct 13–18, 2018 | 2018 United States Senate election in Mississippi (2018)Not averaged | B+ Marist University | — | 856 | RV | — | Baria 32 · Wicker 57 | R+25 | — | — | Release |
| Oct 13–18, 2018 | 2018 United States Senate election in Mississippi (2018)Not averaged | B+ Marist University | — | 856 | RV | — | Baria 30 · Wicker 54 | R+24 | — | — | Release |
| Oct 13–18, 2018 | 2018 United States Senate election in Mississippi (2018)Not averaged | B+ Marist University | — | 511 | LV | — | Baria 32 · Wicker 60 | R+28 | — | — | Release |
| Oct 13–18, 2018 | 2018 United States Senate election in Mississippi (2018) | B+ Marist University | — | 511 | LV | — | Baria 31 · Wicker 57 | R+26 | — | — | Release |
| Oct 14–18, 2018 | 2018 United States Senate election in Michigan (2018) | C− Marketing Resource Group | — | 600 | V | — | Stabenow 53 · James 37 | D+16 | — | — | Release |
| Oct 14–18, 2018 | 2018 United States Senate election in Florida (2018) | A− OnMessage Inc. | — | 2,200 | V | — | Nelson 46 · Scott 51 | R+5 | — | — | Release |
| Oct 15–17, 2018 | 2018 United States Senate special election in Minnesota (2018) | A Mason-Dixon Polling & Research, Inc. | — | 800 | V | — | Smith 47 · Housley 41 | D+6 | — | — | Release |
Showing 3,201–3,250 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)