Oregon·OR·FIPS 41031

Jefferson County

Voted Republican in 2024 · 11,750 votes cast

About Jefferson County

Jefferson is a city in Marion County, Oregon, United States. It is part of the Salem Metropolitan Statistical Area. The population was 3,327 at the 2020 census. The city sits on the east (right) bank of the Santiam River between Salem and Albany along Oregon Route 164 east of Interstate 5.

2024 Presidential Results

All candidates · Jefferson County, Oregon

Donald J Trump(Republican)

63.4%7,454

Won by 3,513 votes

Kamala D Harris(Democrat)

33.5%3,941

Other(Other)

2.7%322

Chase Oliver(Libertarian)

0.3%33

Margin History

Red = Republican, Blue = Democratic

2024R+29.9

2020R+23.5

2016R+26.5

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Swung Right in 2024

Jefferson County shifted 6.4 points toward Republicans compared to 2020. Voter turnout decreased by 1.4%.

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No one has claimed Jefferson County yet

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Jefferson County — Local Discussion

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