Kamala D. Harris won King County with 73.6% of the vote, ahead of Donald J. Trump. 1,130,502 votes were counted. The party margin was a Democratic lead of 51.3 points. Compared with the previous presidential election in King County that is loaded, the margin moved 1.4 points toward Republicans.
King County leans Democratic by 53.7 points compared with the nation (our partisan lean index, based on president 2024 75% + 2020 25%).
King 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 41.4 points away from the national margin.
In 2024, 1,130,502 votes were cast in the biggest race, which is 73.0% of the 1,547,795 citizens aged 18 and over in King County.
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