Oregon·OR·FIPS 41047

Marion County

Voted Republican in 2024 · 156,691 votes cast

About Marion County

Marion County is one of the 36 counties in the U.S. state of Oregon. The population was 345,920 at the 2020 census, making it the 5th most populous county in Oregon. The county seat is Salem, which is also the state capital of Oregon. The county was originally named the Champooick District, after Champoeg, a meeting place on the Willamette River. On September 3, 1849, the territorial legislature renamed it in honor of Francis Marion, a Continental Army general from South Carolina who served in the American Revolutionary War. Marion County is part of the Salem, OR Metropolitan Statistical Area, which is also included in the Portland-Vancouver-Salem, OR-WA Combined Statistical Area. It is located in the Willamette Valley.

2024 Presidential Results

All candidates · Marion County, Oregon

Donald J Trump(Republican)

49.2%77,089

Won by 3,119 votes

Kamala D Harris(Democrat)

47.2%73,970

Other(Other)

3.2%5,022

Chase Oliver(Libertarian)

0.4%610

Margin History

Red = Republican, Blue = Democratic

2024R+2.0

2020D+1.1

2016R+4.1

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Swung Right in 2024

Marion County shifted 3.1 points toward Republicans compared to 2020. Voter turnout decreased by 5.3%.

Marion County — Local Discussion

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What does Marion County really think?

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