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.
Pollster: End Citizens United Remove ×
Matching polls
2Polls by End Citizens United.
Polls per month
2
Sep 2015
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 10–14, 2015 | 2016 United States Senate election in Wisconsin (2016) | — End Citizens United | — | 775 | V | — | Feingold 47 · Johnson 39 | D+8 | — | — | Release |
| Sep 10–14, 2015 | 2016 United States Senate election in Illinois (2016) | — End Citizens United | — | 948 | V | — | Duckworth 45 · Kirk 41 | D+4 | — | — | Release |
Showing 1–2 of 2
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)