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

3

Governor polls by DFM Research.

Polls per month

1
Mar 2016Jan 2017Jan 2018Jan 2019Jan 2020Sep 2020

Latest poll in the database ended Nov 2, 2026. Source: 99chambers polls database

DatesQuestionPollsterSponsorSamplePop.ModeResultMarginAdjustedvs resultSource
Sep 12–16, 20202020 North Dakota gubernatorial election (2020)C+ DFM Research—500LV—Lenz 24 · Burgum 56R+32——Release
Oct 27–Nov 1, 20162016 Missouri gubernatorial election (2016)C+ DFM Research—508V—Koster 45 · Greitens 39D+6——Release
Mar 17–24, 20162016 Missouri gubernatorial election (2016)C+ DFM Research—674V—Koster 41 · Greitens 24D+17——Release
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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)