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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4,582

Senate polls.

Polls per month

287
Jul 2015Jan 2017Jan 2018Jan 2019Jan 2020Jan 2021Jan 2022Jan 2023Jan 2024Jan 2025Nov 2026

November, so far

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

DatesQuestionPollsterSponsorSamplePop.ModeResultMarginAdjustedvs resultSource
Sep 26–29, 20242024 United States Senate election in Pennsylvania (2024)Not averagedC− The Bullfinch Groupthe Commonwealth Foundation800LV—Jr. 52 · McCormick 42D+10——Release
Sep 26–29, 20242024 United States Senate election in Pennsylvania (2024)C− The Bullfinch Groupthe Commonwealth Foundation800LV—Jr. 48 · McCormick 39D+9——Release
Sep 27–29, 20242024 United States Senate election in Pennsylvania (2024)B− Patriot Polling—816RV—Jr. 51 · McCormick 48D+3——Release
Sep 28–29, 20242024 United States Senate election in Pennsylvania (2024)A− OnMessage Inc.Sentinel Action Fund800LV—Jr. 45 · McCormick 44D+1——Release
Sep 25–29, 20242024 United States Senate election in Arizona (2024)B National ResearchDemocracy Defense Project600LV—Gallego 48 · Lake 42D+6——Release
Sep 26–29, 20242024 United States Senate election in Arizona (2024)C HighGround Public AffairsArizona's Family500LV—Gallego 51 · Lake 41D+10——Release
Sep 27–28, 20242024 United States Senate election in Pennsylvania (2024)A+ Emerson CollegeRealClearPennsylvania1,000LV—Jr. 47 · McCormick 45D+2——Release
Sep 23–28, 20242024 United States Senate election in Maryland (2024)— University of Maryland, Baltimore County—863LV—Alsobrooks 48 · Hogan 39D+9——Release
Sep 27–28, 20242024 United States Senate election in Arizona (2024)A+ Emerson CollegeRealClearWorld920LV—Gallego 52 · Lake 41D+11——Release
Sep 25–27, 20242024 United States Senate election in Texas (2024)Not averagedB+ RMG ResearchNapolitan Institute779LV—Allred 47 · Cruz 50R+3——Release
Sep 25–27, 20242024 United States Senate election in Texas (2024)B+ RMG ResearchNapolitan Institute779LV—Allred 45 · Cruz 48R+3——Release
Sep 18–27, 20242024 United States Senate election in Ohio (2024)B YouGovBowling Green State University1,000LV—Brown 49 · Moreno 45D+4——Release
Sep 24–27, 20242024 United States Senate election in Michigan (2024)B+ RMG ResearchNapolitan News789LV—Slotkin 49 · Rogers 43D+6——Release
Sep 18–26, 20242024 United States Senate election in Wisconsin (2024)Not averagedB+ Marquette University—882RV—Baldwin 53 · Hovde 46D+7——Release
Sep 18–26, 20242024 United States Senate election in Wisconsin (2024)Not averagedB+ Marquette University—882RV—Baldwin 48 · Hovde 43D+5——Release
Sep 18–26, 20242024 United States Senate election in Wisconsin (2024)Not averagedB+ Marquette University—882RV—Baldwin 51 · Hovde 45D+6——Release
Sep 18–26, 20242024 United States Senate election in Wisconsin (2024)Not averagedB+ Marquette University—798LV—Baldwin 53 · Hovde 46D+7——Release
Sep 18–26, 20242024 United States Senate election in Wisconsin (2024)Not averagedB+ Marquette University—798LV—Baldwin 48 · Hovde 43D+5——Release
Sep 18–26, 20242024 United States Senate election in Wisconsin (2024)B+ Marquette University—798LV—Baldwin 51 · Hovde 45D+6——Release
Sep 21–26, 20242024 United States Senate election in Wisconsin (2024)Not averagedA The New York Times/Siena University—680RV—Baldwin 50 · Hovde 42D+8——Release
Sep 21–26, 20242024 United States Senate election in Wisconsin (2024)A The New York Times/Siena University—680LV—Baldwin 50 · Hovde 43D+7——Release
Sep 25–26, 20242024 United States Senate election in Texas (2024)Not averagedB+ Public Policy PollingClean and Prosperous America PAC759RV—Allred 43 · Cruz 45R+2——Release
Sep 25–26, 20242024 United States Senate election in Texas (2024)B+ Public Policy PollingClean and Prosperous America PAC759RV—Allred 46 · Cruz 47R+1——Release
Sep 21–26, 20242024 United States Senate election in Ohio (2024)Not averagedA The New York Times/Siena University—687RV—Brown 46 · Moreno 41D+5——Release
Sep 21–26, 20242024 United States Senate election in Ohio (2024)A The New York Times/Siena University—687LV—Brown 47 · Moreno 43D+4——Release
Sep 23–26, 20242024 United States Senate election in North Dakota (2024)B+ Lake Research PartnersChristiansen's campaign500LV—Christiansen 40 · Cramer 49R+9——Release
Sep 23–26, 20242024 United States Senate election in Minnesota (2024)A SurveyUSAKSTP-TV, WDIO-TV, and KAAL646LV—Klobuchar 53 · White 35D+18——Release
Sep 21–26, 20242024 United States Senate election in Michigan (2024)Not averagedA The New York Times/Siena University—688RV—Slotkin 44 · Rogers 40D+4——Release
Sep 21–26, 20242024 United States Senate election in Michigan (2024)A The New York Times/Siena University—688LV—Slotkin 47 · Rogers 42D+5——Release
Sep 19–25, 20242024 United States Senate election in Wisconsin (2024)Not averagedC+ BSG/GS Strategy GroupThe Cook Political Report411LV—Baldwin 49 · Hovde 47D+2——Release
Sep 19–25, 20242024 United States Senate election in Wisconsin (2024)C+ BSG/GS Strategy GroupThe Cook Political Report411LV—Baldwin 47 · Hovde 44D+3——Release
Sep 20–25, 20242024 United States Senate election in Wisconsin (2024)A AtlasIntel—1,077LV—Baldwin 48 · Hovde 47D+1——Release
Sep 19–25, 20242024 United States Senate election in Pennsylvania (2024)Not averagedC+ BSG/GS Strategy GroupThe Cook Political Report474LV—Jr. 52 · McCormick 45D+7——Release
Sep 19–25, 20242024 United States Senate election in Pennsylvania (2024)C+ BSG/GS Strategy GroupThe Cook Political Report474LV—Jr. 48 · McCormick 42D+6——Release
Sep 20–25, 20242024 United States Senate election in Pennsylvania (2024)A AtlasIntel—1,775LV—Jr. 47 · McCormick 45D+2——Release
Aug 24–Sep 25, 20242024 United States Senate election in New York (2024)A− ActiVote—400LV—Gillibrand 60 · Sapraicone 40D+20——Release
Sep 23–25, 20242024 United States Senate election in New York (2024)A+ Emerson CollegeThe Hill and WPIX1,000LV—Gillibrand 50 · Sapraicone 33D+17——Release
Sep 19–25, 20242024 United States Senate election in Nevada (2024)Not averagedC+ BSG/GS Strategy GroupThe Cook Political Report409LV—Rosen 53 · Brown 40D+13——Release
Sep 19–25, 20242024 United States Senate election in Nevada (2024)C+ BSG/GS Strategy GroupThe Cook Political Report409LV—Rosen 52 · Brown 38D+14——Release
Sep 20–25, 20242024 United States Senate election in Nevada (2024)A AtlasIntel—858LV—Rosen 48 · Brown 46D+2——Release
Sep 19–25, 20242024 United States Senate election in Michigan (2024)Not averagedC+ BSG/GS Strategy GroupThe Cook Political Report416LV—Slotkin 50 · Rogers 46D+4——Release
Sep 19–25, 20242024 United States Senate election in Michigan (2024)C+ BSG/GS Strategy GroupThe Cook Political Report416LV—Slotkin 47 · Rogers 44D+3——Release
Sep 20–25, 20242024 United States Senate election in Michigan (2024)A AtlasIntel—918LV—Slotkin 44 · Rogers 49R+5——Release
Sep 23–25, 20242024 United States Senate election in Indiana (2024)— ARW StrategiesIndyPolitics.org600LV—McCray 35 · Banks 49R+14——Release
Sep 12–25, 20242024 United States Senate elections in California (2024)C+ USC/CSULB/Cal Poly Pomona—1,685LV—Schiff 56 · Garvey 37D+19——Release
Sep 19–25, 20242024 United States Senate election in Arizona (2024)Not averagedC+ BSG/GS Strategy GroupThe Cook Political Report409LV—Gallego 54 · Lake 41D+13——Release
Sep 19–25, 20242024 United States Senate election in Arizona (2024)C+ BSG/GS Strategy GroupThe Cook Political Report409LV—Gallego 51 · Lake 39D+12——Release
Sep 20–25, 20242024 United States Senate election in Arizona (2024)A AtlasIntel—946LV—Gallego 50 · Lake 46D+4——Release
Sep 22–24, 20242024 United States Senate election in Virginia (2024)A+ Emerson CollegeThe Hill and Nexstar860LV—Kaine 51 · Cao 41D+10——Release
Sep 22–24, 20242024 United States Senate election in Texas (2024)A+ Emerson CollegeThe Hill and Nexstar950LV—Allred 45 · Cruz 49R+4——Release
Showing 1,051–1,100 of 4,582

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)