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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11,685

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Polls per month

886
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
Nov 1–4, 20182018 New York's 19th congressional district election (2018)A The New York Times/Siena University—505V—Delgado 43 · Faso 42D+1——Release
Nov 1–4, 20182018 New Hampshire's 2nd congressional district election (2018)C University of New Hampshire—321V—Kuster 56 · Negron 35D+21——Release
Nov 1–4, 20182018 New Hampshire's 1st congressional district election (2018)C University of New Hampshire—309V—Pappas 53 · Edwards 40D+13——Release
Nov 1–4, 20182018 Nevada's 4th congressional district election (2018)A+ Emerson College—263V—Horsford 48 · Hardy 44D+4——Release
Nov 1–4, 20182018 Nevada's 3rd congressional district election (2018)A+ Emerson College—332V—Lee 51 · Tarkanian 44D+7——Release
Nov 1–4, 20182018 Nevada's 2nd congressional district election (2018)A+ Emerson College—365V—Koble 37 · Amodei 58R+21——Release
Nov 1–4, 20182018 Nevada's 1st congressional district election (2018)A+ Emerson College—238V—Titus 58 · Bentley 28D+30——Release
Nov 2–4, 20182018 Montana's at-large congressional district election (2018)B+ Change Research—879V—Williams 44 · Gianforte 52R+8——Release
Oct 31–Nov 4, 20182018 Michigan's 8th congressional district election (2018)A The New York Times/Siena University—447V—Slotkin 49 · Bishop 42D+7——Release
Nov 2–4, 20182018 Michigan's 8th congressional district election (2018)B+ Change Research—501V—Slotkin 47 · Bishop 46D+1——Release
Nov 2–4, 20182018 Michigan's 6th congressional district election (2018)B+ Change Research—460V—Longjohn 42 · Upton 40D+2——Release
Nov 1–4, 20182018 Kentucky's 6th congressional district election (2018)A The New York Times/Siena University—438V—McGrath 44 · Barr 44Even——Release
Oct 31–Nov 4, 20182018 Iowa's 4th congressional district election (2018)A The New York Times/Siena University—423V—Scholten 42 · King 47R+5——Release
Oct 31–Nov 4, 20182018 Illinois's 14th congressional district election (2018)A The New York Times/Siena University—428V—Underwood 49 · Hultgren 43D+6——Release
Oct 28–Nov 4, 20182018 Georgia's 6th congressional district election (2018)A The New York Times/Siena University—421V—McBath 46 · Handel 44D+2——Release
Nov 2–4, 20182018 Georgia's 6th congressional district election (2018)B+ Change Research—395V—McBath 51 · Handel 45D+6——Release
Oct 29–Nov 4, 20182018 California's 48th congressional district election (2018)A The New York Times/Siena University—491V—Rouda 46 · Rohrabacher 45D+1——Release
Nov 2–4, 20182018 Wyoming gubernatorial election (2018)B+ Change Research—858V—Throne 27 · Gordon 61R+34——Release
Nov 1–4, 20182018 South Dakota gubernatorial election (2018)A+ Emerson College—514V—Sutton 47 · Noem 48R+1——Release
Nov 2–4, 20182018 South Dakota gubernatorial election (2018)B+ Change Research—851V—Sutton 51 · Noem 45D+6——Release
Nov 2–4, 20182018 Pennsylvania gubernatorial election (2018)B+ Change Research—1,833V—Wolf 53 · Wagner 42D+11——Release
Nov 2–4, 20182018 Ohio gubernatorial election (2018)B Trafalgar Group—1,948V—Cordray 46 · DeWine 42D+4——Release
Nov 2–4, 20182018 Ohio gubernatorial election (2018)B+ Change Research—923V—Cordray 48 · DeWine 43D+5——Release
Nov 1–4, 20182018 New Hampshire gubernatorial election (2018)C University of New Hampshire—630V—Kelly 46 · Sununu 46Even——Release
Nov 1–4, 20182018 Nevada gubernatorial election (2018)A+ Emerson College—1,197V—Sisolak 48 · Laxalt 47D+1——Release
Nov 2–4, 20182018 Nevada gubernatorial election (2018)D HarrisX—600V—Sisolak 44 · Laxalt 45R+1——Release
Nov 2–4, 20182018 Minnesota gubernatorial election (2018)B+ Change Research—953V—Walz 53 · Johnson 41D+12——Release
Nov 2–4, 20182018 Michigan gubernatorial election (2018)B+ Change Research—880V—Whitmer 51 · Schuette 43D+8——Release
Nov 4, 20182018 Michigan gubernatorial election (2018)B+ Mitchell Research & Communications—701V—Whitmer 54 · Schuette 40D+14——Release
Nov 2–4, 20182018 Iowa gubernatorial election (2018)B+ Change Research—961V—Hubbell 49 · Reynolds 46D+3——Release
Nov 2–4, 20182018 Idaho gubernatorial election (2018)B+ Change Research—838V—Jordan 39 · Little 55R+16——Release
Oct 29–Nov 4, 20182018 Florida gubernatorial election (2018)A− Quinnipiac University—1,142V—Gillum 50 · DeSantis 43D+7——Release
Nov 2–4, 20182018 Florida gubernatorial election (2018)D HarrisX—600V—Gillum 48 · DeSantis 46D+2——Release
Nov 3–4, 20182018 Florida gubernatorial election (2018)B St. Pete Polls—3,088V—Gillum 50 · DeSantis 45D+5——Release
Nov 2–4, 20182018 California gubernatorial election (2018)B+ Change Research—1,108V—Newsom 53 · Cox 41D+12——Release
Nov 2–4, 20182018 Arizona gubernatorial election (2018)D HarrisX—600V—Garcia 37 · Ducey 55R+18——Release
Nov 2–4, 20182018 United States Senate election in Wyoming (2018)B+ Change Research—858V—Trauner 31 · Barrasso 60R+29——Release
Nov 2–4, 20182018 United States Senate election in Pennsylvania (2018)B+ Change Research—1,833V—Jr. 51 · Barletta 44D+7——Release
Nov 2–4, 20182018 United States Senate election in Ohio (2018)B+ Change Research—923V—Brown 53 · Renacci 43D+10——Release
Oct 29–Nov 4, 20182018 United States Senate election in New Jersey (2018)A− Quinnipiac University—1,115V—Menendez 55 · Hugin 40D+15——Release
Nov 2–4, 20182018 United States Senate election in New Jersey (2018)B+ Change Research—1,006V—Menendez 51 · Hugin 41D+10——Release
Oct 31–Nov 4, 20182018 United States Senate election in Montana (2018)D HarrisX—500V—Tester 49 · Rosendale 43D+6——Release
Nov 2–4, 20182018 United States Senate election in Montana (2018)B+ Change Research—879V—Tester 46 · Rosendale 49R+3——Release
Oct 29–Nov 4, 20182018 United States Senate election in Missouri (2018)B Trafalgar Group—1,791V—McCaskill 44 · Hawley 48R+4——Release
Nov 2–4, 20182018 United States Senate election in Missouri (2018)D HarrisX—600V—McCaskill 44 · Hawley 47R+3——Release
Nov 2–4, 20182018 United States Senate special election in Mississippi (2018)B+ Change Research—1,003V—Espy 40 · Hyde-Smith 27D+13——Release
Nov 2–4, 20182018 United States Senate election in Mississippi (2018)B+ Change Research—1,003V—Baria 40 · Wicker 48R+8——Release
Nov 2–4, 20182018 United States Senate special election in Minnesota (2018)B+ Change Research—953V—Smith 51 · Housley 42D+9——Release
Nov 2–4, 20182018 United States Senate election in Minnesota (2018)B+ Change Research—953V—Klobuchar 55 · Newberger 40D+15——Release
Nov 2–4, 20182018 United States Senate election in Michigan (2018)B+ Change Research—880V—Stabenow 49 · James 47D+2——Release
Showing 8,701–8,750 of 11,685

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)