Kamala D. Harris won Charleston County with 51.9% of the vote, ahead of Donald J. Trump. 214,521 votes were counted. The party margin was a Democratic lead of 5.7 points. Compared with the previous presidential election in Charleston County that is loaded, the margin moved 7.2 points toward Republicans.
Charleston County leans Democratic by 7.6 points compared with the nation (our partisan lean index, based on president 2024 75% + 2020 25%).
Charleston 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 5.1 points away from the national margin.
In 2024, 214,521 votes were cast in the biggest race, which is 67.1% of the 319,750 citizens aged 18 and over in Charleston County.
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