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Illinois·IL·FIPS 17121
Marion County
Voted Republican in 2024 · 16,762 votes cast
About Marion County
Marion is the county seat of Williamson County, Illinois, United States. The population was 16,855 according to the 2020 census. It is part of a dispersed urban area that developed out of early 20th-century coal fields.
Read more on Wikipedia →Total Votes (2024)
16,762
Winner Margin
R+49.5
Turnout Change
-4.0%
2020→2024 Swing
R+2.8
2024 Presidential Results
All candidates · Marion County, Illinois
Donald J Trump(Republican)
74.0%12,409
Won by 8,293 votes
Kamala D Harris(Democrat)
24.6%4,116
Other(Other)
1.4%236
Chase Oliver(Libertarian)
0.0%1
Margin History
Red = Republican, Blue = Democratic
2024R+49.5
2020R+46.7
2016R+43.9
🔴
Swung Right in 2024
Marion County shifted 2.8 points toward Republicans compared to 2020. Voter turnout decreased by 4.0%.
What does Marion County really think?
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Election data: MIT Election Data Science Lab, Harvard Dataverse (CC BY 4.0)