Kamala D. Harris won Riley County with 49.6% of the vote, ahead of Donald J. Trump. 24,313 votes were counted. The party margin was a Democratic lead of 1.8 points. Compared with the previous presidential election in Riley County that is loaded, the margin moved 2.8 points toward Republicans.
Riley County leans Democratic by 2.5 points compared with the nation (our partisan lean index, based on president 2024 75% + 2020 25%).
Riley County voted for the winner of the national popular vote in 2 of 7 presidential elections from 2000 to 2024. On average its margin sat 12.6 points away from the national margin.
In 2024, 24,313 votes were cast in the biggest race, which is 42.5% of the 57,275 citizens aged 18 and over in Riley County.
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