Ohio·OH·FIPS 39167

Washington County

Voted Republican in 2024 · 31,000 votes cast

About Washington County

Washington County is a county located in the southeastern part of the U.S. state of Ohio. As of the 2020 census, the population was 59,711. Its county seat is Marietta. The county, the oldest in the state, is named for George Washington. Washington County comprises the Marietta, OH Micropolitan Statistical Area, which is also included in the Parkersburg-Marietta-Vienna, WV-OH Combined Statistical Area.

2024 Presidential Results

All candidates · Washington County, Ohio

Donald J Trump(Republican)

71.5%22,161

Won by 13,561 votes

Kamala D Harris(Democrat)

27.7%8,600

Chase Oliver(Libertarian)

0.4%124

Other(Other)

0.4%115

Margin History

Red = Republican, Blue = Democratic

2024R+43.7

2020R+40.8

2016R+41.8

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Swung Right in 2024

Washington County shifted 3.0 points toward Republicans compared to 2020. Voter turnout decreased by 3.2%.

Washington County — Local Discussion

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What does Washington County really think?

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