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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: University of Colorado Boulder Remove ×

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Senate polls by University of Colorado Boulder.

Polls per month

1
Oct 2016

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

DatesQuestionPollsterSponsorSamplePop.ModeResultMarginAdjustedvs resultSource
Oct 17–24, 20162016 United States Senate election in Colorado (2016)C University of Colorado Boulder—1,037V—Bennet 54 · Glenn 40D+14——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)