Kansas·KS·FIPS 20161

Riley County

Voted Democratic in 2024 · 24,313 votes cast

About Riley County

Riley County is a county located in the U.S. state of Kansas. Its county seat and largest city is Manhattan. As of the 2020 census, the population was 71,959. The county was named after Bennet Riley, the 7th governor of California, and a Mexican–American War hero. Riley County is home to Fort Riley and Kansas State University.

2024 Presidential Results

All candidates · Riley County, Kansas

Kamala D Harris(Democrat)

49.6%12,063

Won by 433 votes

Donald J Trump(Republican)

47.8%11,630

Other(Other)

1.8%437

Chase Oliver(Libertarian)

0.8%183

Margin History

Red = Republican, Blue = Democratic

2024D+1.8

2020D+4.6

2016R+3.6

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Swung Right in 2024

Riley County shifted 2.8 points toward Republicans compared to 2020. Voter turnout decreased by 3.4%.

Riley County — Local Discussion

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