Donald J. Trump won Colusa County with 62.9% of the vote, ahead of Kamala D. Harris. 7,021 votes were counted. The party margin was a Republican lead of 28.2 points. Compared with the previous presidential election in Colusa County that is loaded, the margin moved 11.7 points toward Republicans.
Colusa County leans Republican by 26.0 points compared with the nation (our partisan lean index, based on president 2024 75% + 2020 25%).
Colusa 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 26.6 points away from the national margin.
In 2024, 7,021 votes were cast in the biggest race, which is 56.1% of the 12,505 citizens aged 18 and over in Colusa County.
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