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Kansas·KS·FIPS 20087
Jefferson County
Voted Republican in 2024 · 9,927 votes cast
About Jefferson County
Jefferson County is a county located in the U.S. state of Kansas. Its county seat and most populous city is Oskaloosa. As of the 2020 census, the county population was 18,368. The county was named after Thomas Jefferson, the 3rd president of the United States.
Read more on Wikipedia →Total Votes (2024)
9,927
Winner Margin
R+36.9
Turnout Change
+1.5%
2020→2024 Swing
R+4.8
2024 Presidential Results
All candidates · Jefferson County, Kansas
Donald J Trump(Republican)
67.4%6,694
Won by 3,664 votes
Kamala D Harris(Democrat)
30.5%3,030
Other(Other)
1.5%146
Chase Oliver(Libertarian)
0.6%57
Margin History
Red = Republican, Blue = Democratic
2024R+36.9
2020R+32.1
2016R+32.3
🔴
Swung Right in 2024
Jefferson County shifted 4.8 points toward Republicans compared to 2020. Voter turnout increased by 1.5%.
What does Jefferson County really think?
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Election data: MIT Election Data Science Lab, Harvard Dataverse (CC BY 4.0)