California·CA·FIPS 06001

Alameda County

Voted Democratic in 2024 · 669,907 votes cast

About Alameda County

Alameda County is located in the U.S. state of California. As of the 2020 census, the population was 1,682,353, making it the 7th-most populous county in the state and 21st most populous nationally. The county seat is Oakland. Alameda County is in the San Francisco Bay Area, occupying much of the East Bay region.

2024 Presidential Results

All candidates · Alameda County, California

Kamala D Harris(Democrat)

74.6%499,551

Won by 358,762 votes

Donald J Trump(Republican)

21.0%140,789

Other(Other)

4.0%27,043

Chase Oliver(Libertarian)

0.4%2,524

Margin History

Red = Republican, Blue = Democratic

2024D+53.6

2020D+62.5

2016D+64.0

🔴

Swung Right in 2024

Alameda County shifted 9.0 points toward Republicans compared to 2020. Voter turnout decreased by 13.0%.

Alameda County — Local Discussion

0 messages

What does Alameda County really think?

Elections happen once every 4 years. On constitution.vote, your voice is heard every day. Join the assembly and vote on the issues that matter to California.

Join the Assembly →Vote on Polls

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