Kamala D. Harris won Tompkins County with 74.4% of the vote, ahead of Donald J. Trump. 46,532 votes were counted. The party margin was a Democratic lead of 50.0 points. Compared with the previous presidential election in Tompkins County that is loaded, the margin moved 1.1 points toward Democrats.
Tompkins County leans Democratic by 50.5 points compared with the nation (our partisan lean index, based on president 2024 75% + 2020 25%).
Tompkins County voted for the winner of the national popular vote in 5 of 7 presidential elections from 2000 to 2024. On average its margin sat 39.0 points away from the national margin.
In 2024, 46,532 votes were cast in the biggest race, which is 58.3% of the 79,820 citizens aged 18 and over in Tompkins County.
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