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Colorado

Summit County, Colorado presidential election results

In 2024 Kamala Harris won Summit County by 37.2 points, out of 17,542 votes for president.

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D+40R+40D+20R+202000: D+7.320002004: D+20.220042008: D+33.020082012: D+24.620122016: D+27.620162020: D+39.620202024: D+37.22024
Summit County margin: Republican minus Democratic share, in points. Bars above the line lean Republican, below lean Democratic.
TicketVotesShareBar
Kamala Harris DEM11,76267.1%
Donald J. Trump REP5,24429.9%
All other candidates5363.1%
Total17,542

Summit County was D+37.2 against D+11.0 statewide, 26.2 points more Democratic than the state.

Source: County results compiled by Tony McGovern from news-media election-night tallies (Fox News, Politico, The New York Times); not a certified state document

TicketVotesShareBar
Joseph R. Biden DEM12,63168.4%
Donald J. Trump REP5,32228.8%
All other candidates5262.8%
Total18,479

Summit County was D+39.6 against D+13.5 statewide, 26.1 points more Democratic than the state.

Source: County results compiled by Tony McGovern from news-media election-night tallies (Fox News, Politico, The New York Times); not a certified state document

TicketVotesShareBar
Hillary Clinton DEM9,55759.1%
Donald J. Trump REP5,10031.5%
All other candidates1,5179.4%
Total16,174

Summit County was D+27.6 against D+4.9 statewide, 22.7 points more Democratic than the state.

Source: MIT Election Data and Science Lab, County Presidential Election Returns 2000-2016 (compiled from official state election records)

TicketVotesShareBar
Barack Obama DEM9,34761.0%
Mitt Romney REP5,57136.4%
All other candidates3942.6%
Total15,312

Summit County was D+24.6 against D+5.4 statewide, 19.2 points more Democratic than the state.

Source: MIT Election Data and Science Lab, County Presidential Election Returns 2000-2016 (compiled from official state election records)

TicketVotesShareBar
Barack Obama DEM9,80265.8%
John McCain REP4,88332.8%
All other candidates2141.4%
Total14,899

Summit County was D+33.0 against D+9.0 statewide, 24.1 points more Democratic than the state.

Source: MIT Election Data and Science Lab, County Presidential Election Returns 2000-2016 (compiled from official state election records)

TicketVotesShareBar
John Kerry DEM8,14459.3%
George W. Bush REP5,37039.1%
All other candidates2211.6%
Total13,735

Summit County was D+20.2 against R+4.7 statewide, 24.9 points more Democratic than the state.

Source: MIT Election Data and Science Lab, County Presidential Election Returns 2000-2016 (compiled from official state election records)

TicketVotesShareBar
Albert Gore, Jr. DEM5,30447.9%
George W. Bush REP4,49740.6%
All other candidates1,26711.4%
Total11,068

Summit County was D+7.3 against R+8.4 statewide, 15.7 points more Democratic than the state.

Source: MIT Election Data and Science Lab, County Presidential Election Returns 2000-2016 (compiled from official state election records)

Questions and answers

Who won Summit County, Colorado in 2024?

Kamala Harris won Summit County by 37.2 points, out of 17,542 votes counted for president.

Is Summit County Republican or Democratic?

Presidential results: 2024: Democratic by 37.2 points; 2020: Democratic by 39.6 points; 2016: Democratic by 27.6 points; 2012: Democratic by 24.6 points; 2008: Democratic by 33.0 points; 2004: Democratic by 20.2 points; 2000: Democratic by 7.3 points.

How does Summit County vote compared with the rest of Colorado?

In 2024 it was 26.2 points more Democratic than the state as a whole (Democratic by 37.2 points against Democratic by 11.0 points statewide).

Official results As published by The American Presidency Project (UC Santa Barbara) and the state documents it links. How we use this data