Colorado·CO·FIPS 08035

Douglas County

Voted Republican in 2024 · 243,758 votes cast

About Douglas County

Douglas County is a county located in the U.S. state of Colorado. As of the 2020 Census, the population was 357,978. The county is named in honor of U.S. Senator Stephen A. Douglas. The county seat is Castle Rock.

2024 Presidential Results

All candidates · Douglas County, Colorado

Donald J Trump(Republican)

52.3%127,451

Won by 17,043 votes

Kamala D Harris(Democrat)

45.3%110,408

Other(Other)

1.6%3,922

Chase Oliver(Libertarian)

0.8%1,977

Margin History

Red = Republican, Blue = Democratic

2024R+7.0

2020R+7.2

2016R+18.1

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Swung Left in 2024

Douglas County shifted 0.2 points toward Democrats compared to 2020. Voter turnout increased by 5.2%.

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No one has claimed Douglas County yet

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Douglas County — Local Discussion

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Election data: MIT Election Data Science Lab, Harvard Dataverse (CC BY 4.0)