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: Selzer & Co. Remove ×
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20Polls by Selzer & Co..
Polls per month
5
Sep 2016Jan 2018Jan 2019Jan 2020Jan 2021Jan 2022Nov 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 31–Nov 3, 2022 | 2022 Iowa gubernatorial election (2022) | A+ Selzer & Co. | — | 801 | LV | — | DeJear 37 · Reynolds 54 | R+17 | — | — | Release |
| Oct 31–Nov 3, 2022 | 2022 United States Senate election in Iowa (2022) | A+ Selzer & Co. | — | 801 | LV | — | Franken 41 · Grassley 53 | R+12 | — | — | Release |
| Oct 9–12, 2022 | 2022 Iowa gubernatorial election (2022) | A+ Selzer & Co. | — | 620 | LV | — | DeJear 35 · Reynolds 52 | R+17 | — | — | Release |
| Oct 9–12, 2022 | 2022 United States Senate election in Iowa (2022) | A+ Selzer & Co. | — | 620 | LV | — | Franken 43 · Grassley 46 | R+3 | — | — | Release |
| Jul 10–13, 2022 | 2022 Iowa gubernatorial election (2022) | A+ Selzer & Co. | — | 597 | LV | — | DeJear 31 · Reynolds 48 | R+17 | — | — | Release |
| Jul 10–13, 2022 | 2022 United States Senate election in Iowa (2022) | A+ Selzer & Co. | — | 597 | LV | — | Franken 39 · Grassley 47 | R+8 | — | — | Release |
| Feb 28–Mar 2, 2022 | 2022 Iowa gubernatorial election (2022) | A+ Selzer & Co. | — | 612 | LV | — | DeJear 43 · Reynolds 51 | R+8 | — | — | Release |
| Oct 26–29, 2020 | 2020 United States Senate election in Iowa (2020) | A+ Selzer & Co. | Des Moines Register | 814 | LV | — | Greenfield 42 · Ernst 46 | R+4 | — | — | Release |
| Sep 14–17, 2020 | 2020 United States Senate election in Iowa (2020) | A+ Selzer & Co. | Des Moines Register | 658 | LV | — | Greenfield 45 · Ernst 42 | D+3 | — | — | Release |
| Jun 7–10, 2020 | 2020 United States Senate election in Iowa (2020) | A+ Selzer & Co. | Des Moines Register | 674 | LV | — | Greenfield 46 · Ernst 43 | D+3 | — | — | Release |
| Oct 30–Nov 2, 2018 | 2018 Iowa gubernatorial election (2018) | A+ Selzer & Co. | — | 801 | V | — | Hubbell 46 · Reynolds 44 | D+2 | — | — | Release |
| Sep 17–20, 2018 | 2018 Iowa gubernatorial election (2018) | A+ Selzer & Co. | — | 555 | V | — | Hubbell 43 · Reynolds 41 | D+2 | — | — | Release |
| Jan 28–31, 2018 | 2018 Iowa gubernatorial election (2018) | A+ Selzer & Co. | — | 801 | V | — | Hubbell 37 · Reynolds 42 | R+5 | — | — | Release |
| Nov 1–4, 2016 | 2016 United States Senate election in Iowa (2016) | A+ Selzer & Co. | Des Moines Register | 800 | V | — | Judge 33 · Grassley 56 | R+23 | — | — | Release |
| Oct 21–24, 2016 | 2016 United States Senate election in Florida (2016) | A+ Selzer & Co. | Bloomberg | 953 | V | — | Murphy 41 · Rubio 51 | R+10 | — | — | Release |
| Oct 7–11, 2016 | 2016 United States Senate election in Pennsylvania (2016) | A+ Selzer & Co. | Bloomberg | 806 | V | — | McGinty 47 · Toomey 45 | D+2 | — | — | Release |
| Oct 3–6, 2016 | 2016 United States Senate election in Iowa (2016) | A+ Selzer & Co. | Des Moines Register | 642 | V | — | Judge 36 · Grassley 53 | R+17 | — | — | Release |
| Sep 29–Oct 3, 2016 | 2016 North Carolina gubernatorial election (2016) | A+ Selzer & Co. | Bloomberg | 805 | V | — | Cooper 50 · McCrory 44 | D+6 | — | — | Release |
| Sep 29–Oct 3, 2016 | 2016 United States Senate election in North Carolina (2016) | A+ Selzer & Co. | Bloomberg | 805 | V | — | Ross 46 · Burr 44 | D+2 | — | — | Release |
| Sep 9–12, 2016 | 2016 United States Senate election in Ohio (2016) | A+ Selzer & Co. | Bloomberg | 802 | V | — | Strickland 36 · Portman 53 | R+17 | — | — | Release |
Showing 1–20 of 20
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)