Illinois·IL·FIPS 17097

Lake County

Voted Democratic in 2024 · 310,913 votes cast

About Lake County

Lake County is a county located in the northeastern corner of the U.S. state of Illinois, along the shores of Lake Michigan. As of the 2020 census, it has a population of 714,342, making it the third-most populous county in Illinois. Its county seat is Waukegan, the tenth-largest city in Illinois. The county is primarily suburban, with some urban areas and some rural areas. Due to its location, immediately north of Cook County, Lake County is one of the collar counties of the Chicago metropolitan area. Its northern boundary is the Wisconsin state line.

2024 Presidential Results

All candidates · Lake County, Illinois

Kamala D Harris(Democrat)

59.4%184,642

Won by 64,240 votes

Donald J Trump(Republican)

38.7%120,402

Other(Other)

1.8%5,608

Chase Oliver(Libertarian)

0.1%261

Margin History

Red = Republican, Blue = Democratic

2024D+20.7

2020D+24.1

2016D+20.2

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Swung Right in 2024

Lake County shifted 3.4 points toward Republicans compared to 2020. Voter turnout decreased by 7.0%.

Lake County — Local Discussion

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What does Lake County really think?

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