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New Jersey·NJ·FIPS 34041

Warren County

Voted Republican in 2024 · 60,150 votes cast

Warren County

About Warren County

Warren County is a county located in the U.S. state of New Jersey. According to the 2020 census, the county was the state's 19th-most populous county, with a population of 109,632, its highest decennial count ever and an increase of 940 (+0.9%) from the 2010 census count of 108,692, which in turn reflected an increase of 6,255 (+6.1%) from 102,437 counted at the 2000 census. The United States Census Bureau's Population Estimates Program estimated a 2025 population of 112,953, an increase of 3,321 (+3.0%) from the 2020 decennial census. The county is part of the North Jersey region of the state.

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Total Votes (2024)
60,150
Winner Margin
R+20.7
Turnout Change
-1.0%
2020→2024 Swing
R+4.5

2024 Presidential Results

All candidates · Warren County, New Jersey

Donald J Trump(Republican)
59.5%35,772
Won by 12,454 votes
Kamala D Harris(Democrat)
38.8%23,318
Other(Other)
1.4%870
Chase Oliver(Libertarian)
0.3%190

Margin History

Red = Republican, Blue = Democratic

2024R+20.7
2020R+16.2
2016R+25.5
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Swung Right in 2024

Warren County shifted 4.5 points toward Republicans compared to 2020. Voter turnout decreased by 1.0%.

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No one has claimed Warren County yet

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Warren County — Local Discussion

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What does Warren County really think?

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