County record · FIPS 06001
Alameda County, CA
A joined view of reported 2024 election administration and the 2020–2024 American Community Survey profile for California.
Population1,649,473ACS 2020–2024
Registered voters1,096,859100% jurisdiction coverage
Voters695,036100% jurisdiction coverage
Registered turnout63.37%Reported voters / registration
Ballot administration
Mail-ballot record
| Stage | Reported ballots | Jurisdiction coverage |
|---|---|---|
| Transmitted | 994,604 | 100% |
| Returned | 602,866 | 100% |
| Counted | 596,763 | 100% |
| Rejected | 6,103 | 100% |
Return rate60.61%
Rejection rate1.01%
A blank means the source did not provide enough information. It does not mean zero ballots.
Administrative capacity
Election infrastructure
Polling places101100% coverage
Poll workers750100% coverage
Drop boxes67100% coverage
Provisional ballots cast1,007100% coverage
Provisional acceptance93.84%Counted / cast where reported
Cross-state twin
Alameda County, CA ↔ Montgomery County, MD
71.5% profile similarityPopulation1,649,4731,065,949
Median household income$129,367$132,450
Poverty9.22%7.45%
No vehicle10.03%8.50%
The closest profile among counties in other states. Similarity uses seven ACS measures and does not include vote choice.
Reported detail
Mail rejection reasons
| Reason | Ballots |
|---|---|
| Signature mismatch | 3,122 |
| Late | 1,974 |
| Missing signature | 946 |
| Already voted | 20 |
| Deceased | 19 |
| Missing documentation | 4 |