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.

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

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Swung Right in 2024

Marion County shifted 2.8 points toward Republicans compared to 2020. Voter turnout decreased by 4.0%.

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No one has claimed Marion County yet

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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)