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.
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68Senate polls by Gravis Marketing.
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11
Aug 2015Jan 2017Jan 2018Jan 2019Jan 2020Oct 2020
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 25–26, 2016 | 2016 United States Senate election in Florida (2016) | B− Gravis Marketing | Breitbart | 1,301 | V | — | Murphy 46 · Rubio 46 | Even | — | — | Release |
| Oct 25, 2016 | 2016 United States Senate election in Nevada (2016) | B− Gravis Marketing | Breitbart News Network | 875 | RV | — | Masto 50 · Heck 44 | D+6 | — | — | Release |
| Oct 22–24, 2016 | 2016 United States Senate election in Indiana (2016) | B− Gravis Marketing | — | 596 | V | — | Bayh 39 · Young 37 | D+2 | — | — | Release |
| Oct 11–13, 2016 | 2016 United States Senate election in Florida (2016) | B− Gravis Marketing | Breitbart | 1,799 | V | — | Murphy 36 · Rubio 44 | R+8 | — | — | Release |
| Oct 12–13, 2016 | 2016 United States Senate election in Colorado (2016) | B− Gravis Marketing | Breitbart | 1,226 | V | — | Bennet 48 · Glenn 38 | D+10 | — | — | Release |
| Oct 4, 2016 | 2016 United States Senate election in Wisconsin (2016) | B− Gravis Marketing | Breitbart | 1,102 | V | — | Feingold 53 · Johnson 41 | D+12 | — | — | Release |
| Oct 4, 2016 | 2016 United States Senate election in Oregon (2016) | B− Gravis Marketing | — | 1,248 | V | — | Wyden 52 · Callahan 33 | D+19 | — | — | Release |
| Oct 4, 2016 | 2016 United States Senate election in Florida (2016) | B− Gravis Marketing | Breitbart | 821 | V | — | Murphy 40 · Rubio 44 | R+4 | — | — | Release |
| Oct 3–4, 2016 | 2016 United States Senate election in Colorado (2016) | B− Gravis Marketing | Breitbart | 1,246 | V | — | Bennet 47 · Glenn 39 | D+8 | — | — | Release |
| Sep 23, 2016 | 2016 United States Senate election in Pennsylvania (2016) | B− Gravis Marketing | Breitbart | 949 | V | — | McGinty 43 · Toomey 39 | D+4 | — | — | Release |
| Sep 22–23, 2016 | 2016 United States Senate election in Ohio (2016) | B− Gravis Marketing | Breitbart | 850 | V | — | Strickland 36 · Portman 44 | R+8 | — | — | Release |
| Sep 23, 2016 | 2016 United States Senate election in North Carolina (2016) | B− Gravis Marketing | Breitbart | 694 | V | — | Ross 48 · Burr 39 | D+9 | — | — | Release |
| Sep 22–23, 2016 | 2016 United States Senate election in Colorado (2016) | B− Gravis Marketing | Breitbart | 799 | V | — | Bennet 43 · Glenn 45 | R+2 | — | — | Release |
| May 24–25, 2016 | 2016 United States Senate election in Nevada (2016) | B− Gravis Marketing | — | 1,637 | RV | — | Masto 45 · Heck 43 | D+2 | — | — | 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 |
| Dec 23–27, 2015 | 2016 United States Senate election in Nevada (2016) | B− Gravis Marketing | — | 909 | LV | — | Masto 37 · Heck 47 | R+10 | — | — | Release |
| Oct 5–6, 2015 | 2016 United States Senate election in New Hampshire (2016) | B− Gravis Marketing | — | 1,035 | V | — | Hassan 42 · Ayotte 52 | R+10 | — | — | Release |
| Aug 13–16, 2015 | 2016 United States Senate election in Arizona (2016) | B− Gravis Marketing | — | 1,433 | V | — | Kirkpatrick 35 · McCain 48 | R+13 | — | — | Release |
Showing 51–68 of 68
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)