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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Matching polls
108Polls by Gravis Marketing.
Polls per month
12
Aug 2015Jan 2017Jan 2018Jan 2019Jan 2020Jan 2021Aug 2022
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 11–13, 2016 | 2016 Missouri gubernatorial election (2016) | B− Gravis Marketing | The Missouri Times | 604 | V | — | Koster 49 · Greitens 41 | D+8 | — | — | Release |
| Sep 4–6, 2016 | 2016 Missouri gubernatorial election (2016) | B− Gravis Marketing | The Missouri Times | 589 | V | — | Koster 47 · Greitens 41 | D+6 | — | — | Release |
| May 31–Jun 1, 2016 | 2016 Utah gubernatorial election (2016) | B− Gravis Marketing | — | 1,519 | V | — | Weinholtz 29 · Herbert 56 | R+27 | — | — | 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 101–108 of 108
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)