Illinois·IL·FIPS 17001

Adams County

Voted Republican in 2024 · 31,766 votes cast

About Adams County

Adams County is the westernmost county in the U.S. state of Illinois. As of the 2020 United States census, the population was 65,737. Its county seat is Quincy. Adams County is part of the Quincy, IL–MO Micropolitan Statistical Area.

2024 Presidential Results

All candidates · Adams County, Illinois

Donald J Trump(Republican)

72.9%23,161

Won by 15,050 votes

Kamala D Harris(Democrat)

25.5%8,111

Other(Other)

1.5%485

Chase Oliver(Libertarian)

0.0%9

Margin History

Red = Republican, Blue = Democratic

2024R+47.4

2020R+46.5

2016R+47.3

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Swung Right in 2024

Adams County shifted 0.9 points toward Republicans compared to 2020. Voter turnout decreased by 5.3%.

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No one has claimed Adams County yet

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Adams County — Local Discussion

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What does Adams County really think?

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