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Iowa·IA·FIPS 19125
Marion County
Voted Republican in 2024 · 19,661 votes cast
About Marion County
Marion County is a county in the U.S. state of Iowa. As of the 2020 census, the population was 33,414. The county seat is Knoxville. It is named for Francis Marion, a brigadier general from South Carolina in the American Revolutionary War.
Read more on Wikipedia →Total Votes (2024)
19,661
Winner Margin
R+37.4
Turnout Change
+2.2%
2020→2024 Swing
R+3.4
2024 Presidential Results
All candidates · Marion County, Iowa
Donald J Trump(Republican)
135.2%26,578
Won by 14,722 votes
Kamala D Harris(Democrat)
60.3%11,856
Undervotes(Other)
3.5%694
Chase Oliver(Libertarian)
1.0%194
Margin History
Red = Republican, Blue = Democratic
2024R+37.4
2020R+34.0
2016R+30.8
🔴
Swung Right in 2024
Marion County shifted 3.4 points toward Republicans compared to 2020. Voter turnout increased by 2.2%.
What does Marion County really think?
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Election data: MIT Election Data Science Lab, Harvard Dataverse (CC BY 4.0)