Results archive / Colorado
Colorado election results
President since 1976, counties since 2000, US Senate since 1976.
President
Electoral votes
1976 R 71980 R 71984 R 81988 R 81992 D 81996 R 82000 R 82004 R 92008 D 92012 D 92016 D 92020 D 92024 D 10
2024 Harris+11.0
Counties
Democratic lead<55-1010-2020+
Republican lead<55-1010-2020+
No dataSwing
Towards the Democrat<22-55-1010+
Towards the Republican<22-55-1010+
No dataUS Senate
2022
Michael Bennet (D)55.9%
Joe O'Dea (R)41.3%
2020
John W. Hickenlooper (D)53.5%
Cory Gardner (R)44.2%
2016
Michael F. Bennet (D)50.0%
Darryl Glenn (R)44.3%
2014
Cory Gardner (R)48.2%
Mark Udall (D)46.3%
2010
Michael F. Bennet (D)48.1%
Ken Buck (R)46.4%
2008
Mark Udall (D)52.8%
Bob Schaffer (R)42.5%
2004
Ken Salazar (D)51.3%
Pete Coors (R)46.5%
2002
Wayne Allard (R)50.7%
Tom Strickland (D)45.8%
1998
Ben Nighthorse Campbell (R)62.5%
Dottie Lamm (D)35.0%
1996
Wayne Allard (R)51.4%
Tom Strickland (D)45.7%
1992
Ben Nighthorse Campbell (D)51.8%
Terry Considine (R)42.7%
1990
Hank Brown (R)55.7%
Josie Heath (D)41.7%
1986
Timothy E. Wirth (D)49.9%
Ken Kramer (R)48.4%
1984
William L. Bill Armstrong (R)64.2%
Nancy Dick (D)34.6%
1980
Gary Hart (D)50.3%
Mary Estill Buchanan (R)48.7%
1978
William L. Armstrong (R)58.7%
Floyd K. Haskell (D)40.3%
MEDSL and VEST results files: fixed historic releases. 2026 Senate counts: uncertified.
Sources
- National Archives, Office of the Federal Register: Electoral College results 1976-2024 (Public domain (US government work))
- MIT Election Data and Science Lab, U.S. President 1976-2024, Harvard Dataverse (CC0 1.0)
- MIT Election Data and Science Lab, County Presidential Election Returns 2000-2016 (GitHub copy, commit f44e3fc; the dataset is CC0 1.0 on Harvard Dataverse, doi:10.7910/DVN/VOQCHQ) (CC0 1.0)
- Connecticut Secretary of the State, 2012 presidential election results by town (CT Election History), summed to the eight legacy counties by PollCheck (Official public records)
- Voting and Election Science Team, 2020 Precinct-Level Election Results, Harvard Dataverse (precincts summed to counties by PollCheck) (CC BY 4.0)
- PollCheck 2024 county totals (us_site/house_pres.py): MEDSL 2024 precinct returns (CC0 1.0) plus the state sources named in county_pres_2024.json (CC0 1.0 (MEDSL rows))
- US Census Bureau cartographic boundary files: counties 2020 (1:500,000) and 2024 (1:5,000,000) (Public domain)
- US Census Bureau state legislative districts (lower chamber), Alaska: TIGER/Line 2010 (2000 and 2010 districts) and cartographic boundary files 2013, 2018 and 2023 (Public domain)
- Maine Bureau of Corporations, Elections and Commissions, 2024 General Election, President and Vice President (certified, corrected 5 Dec 2024) (Maine government record)
- New York State Board of Elections, 2004 General Election, President and Vice President, results by county (New York government record)
- New York State Board of Elections, President and Vice-President Election Returns Nov. 6, 2012 (dated 20 Mar 2013, Kings update 9 Jun 2013), copy hosted by the American Presidency Project (New York government record)
- MIT Election Data and Science Lab, U.S. Senate statewide 1976-2024, Harvard Dataverse (CC0 1.0)
- State election office counts as read by the PollCheck midterms results feed (us_midterms_2026/data/results.json); uncertified (Official public records)
- us-atlas 3.0.1 counties-albers-10m (Census 2017 county boundaries) (ISC)
- us-atlas 3.0.1 states-albers-10m.json (US Census Bureau cartographic boundary files 2017; ISC licence)
Final results.