Illinois·IL·FIPS 17195

Whiteside County

Voted Republican in 2024 · 26,447 votes cast

About Whiteside County

Whiteside County is a county located in the U.S. state of Illinois. According to the 2020 census, it had a population of 55,691. Its county seat is Morrison. The county is bounded on the west by the Mississippi River. Whiteside County comprises the Sterling, IL Micropolitan Statistical Area, which is also included in the Dixon-Sterling, IL Combined Statistical Area. U.S. President Ronald Reagan was born in 1911 in the Whiteside County community of Tampico.

2024 Presidential Results

All candidates · Whiteside County, Illinois

Donald J Trump(Republican)

56.3%14,898

Won by 3,886 votes

Kamala D Harris(Democrat)

41.6%11,012

Other(Other)

2.0%529

Chase Oliver(Libertarian)

0.0%8

Margin History

Red = Republican, Blue = Democratic

2024R+14.7

2020R+8.3

2016R+6.2

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Swung Right in 2024

Whiteside County shifted 6.4 points toward Republicans compared to 2020. Voter turnout decreased by 3.4%.

Whiteside County — Local Discussion

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What does Whiteside County really think?

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