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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Pollster: OH Predictive Insights Remove ×

Matching polls

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House polls by OH Predictive Insights.

Polls per month

1
Sep 2020

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

DatesQuestionPollsterSponsorSamplePop.ModeResultMarginAdjustedvs resultSource
Sep 23–27, 20202020 Arizona's 6th congressional district election (2020)B OH Predictive Insights—531LV—Tipirneni 46 · Schweikert 49R+3——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)