California·CA·FIPS 06075

San Francisco County

Voted Democratic in 2024 · 402,964 votes cast

About San Francisco County

San Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 826,079 in 2025. Among U.S. cities with a population of 300,000 or more, San Francisco is ranked first by per capita income, second by population density, and sixth by aggregate income as of 2023. Some 4.6 million residents live in the city's metropolitan statistical area, which is the 13th-largest in the United States. Around 9.2 million live in the San Jose–San Francisco–Oakland combined statistical area, the fifth-largest in the United States.

2024 Presidential Results

All candidates · San Francisco County, California

Kamala D Harris(Democrat)

80.3%323,719

Won by 261,125 votes

Donald J Trump(Republican)

15.5%62,594

Other(Other)

3.7%14,780

Chase Oliver(Libertarian)

0.5%1,871

Margin History

Red = Republican, Blue = Democratic

2024D+64.8

2020D+72.5

2016D+75.8

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Swung Right in 2024

San Francisco County shifted 7.7 points toward Republicans compared to 2020. Voter turnout decreased by 9.2%.

San Francisco County — Local Discussion

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What does San Francisco County really think?

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