South Carolina·SC·FIPS 45019

Charleston County

Voted Democratic in 2024 · 214,521 votes cast

About Charleston County

Charleston County is located in the U.S. state of South Carolina along the Atlantic coast. As of the 2020 census, the population was 408,235, making it the third-most populous county in South Carolina. Its county seat is Charleston. It is also the largest county in the state by total area, although Horry County has a larger land area. The county was created in 1800 by an act of the South Carolina State Legislature. Charleston County is included in the Charleston-North Charleston, SC Metropolitan Statistical Area. It is in the Lowcountry region of South Carolina.

2024 Presidential Results

All candidates · Charleston County, South Carolina

Kamala D Harris(Democrat)

103.9%222,854

Won by 24,324 votes

Donald J Trump(Republican)

92.5%198,530

Other(Other)

2.0%4,328

Chase Oliver(Libertarian)

1.6%3,330

Margin History

Red = Republican, Blue = Democratic

2024D+3.8

2020D+12.9

2016D+7.9

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Swung Right in 2024

Charleston County shifted 9.1 points toward Republicans compared to 2020. Voter turnout decreased by 2.0%.

Charleston County — Local Discussion

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What does Charleston County really think?

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Election data: MIT Election Data Science Lab, Harvard Dataverse (CC BY 4.0)