Polls database
Every poll we use, with its source
26,974 polls since 1998: national questions, president, Senate, House, governor and state legislative races, presidential primaries and ballot measures. Filter, then open any poll’s release.
Pollster: University of Delaware Center for Political Communication Remove ×
Matching polls
5Senate polls by University of Delaware Center for Political Communication.
Polls per month
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 24, 2020 | 2020 United States Senate election in Delaware (2020) | — University of Delaware Center for Political Communication | — | 847 | Live Phone | Coons 57 · Witzke 27 | D+30 | — | — | Release | |
| Sep 14, 2018 | 2018 United States Senate election in Delaware (2018) | — University of Delaware Center for Political Communication | — | 728 | Live Phone | Carper 61 · Arlett 24 | D+37 | — | — | Release | |
| Sep 16, 2014 | U.S. Senate (2014) | — University of Delaware Center for Political Communication | — | 769 | Live Phone | Coons 50 · Wade 25 | D+25 | — | — | Release | |
| Sep 23, 2010 | U.S. Senate (2010) | — University of Delaware Center for Political Communication | — | 729 | — | Coons 49 · O'Donnell 30 | D+19 | — | — | Release | |
| Sep 23, 2000 | U.S. Senate (2000) | — University of Delaware Center for Political Communication | — | 335 | — | Carper 46 · Jr. 43 | D+3 | — | — | Release |
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)