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: University of Delaware Remove ×
Matching polls
4Senate polls by University of Delaware.
Polls per month
2
Sep 2018Jan 2020Jan 2021Jan 2022Jan 2023Jan 2024Sep 2024
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 11–19, 2024 | 2024 United States Senate election in Delaware (2024) | — University of Delaware | — | 400 | RV | — | Rochester 52 · Hansen 32 | D+20 | — | — | Release |
| Sep 21–27, 2020 | 2020 United States Senate election in Delaware (2020) | — University of Delaware | — | 847 | LV | — | Coons 57 · Witzke 27 | D+30 | — | — | Release |
| Sep 11–17, 2018 | 2018 United States Senate election in Delaware (2018)Not averaged | — University of Delaware | — | 908 | RV | — | Carper 60 · Arlett 22 | D+38 | — | — | Release |
| Sep 11–17, 2018 | 2018 United States Senate election in Delaware (2018) | — University of Delaware | — | 728 | LV | — | Carper 61 · Arlett 24 | D+37 | — | — | Release |
Showing 1–4 of 4
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)