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Castro Valley CDP, CA
ZIP 94546 — People & Community
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
Upper Middle ClassLow Snow AreaRemote Work Hub
Demographics, education attainment, health access, and community lifestyle
Population & Demographics in 94546
94546 has a population of 45,848 with a median age of 42.1 yrs (48.6% male).
Health & Community Indicators in 94546
Historical Trends in 94546 (2020–Present)
Since 2020, population grew 1.7%, median income rose 5.3% (inflation-adjusted), home values increased 8.4%.
People & Community key statistics
| Population | |
|---|---|
| Population | 45,848 |
| Median age | 42.1 |
| Poverty rate | 7.4% |
| Demographics | |
|---|---|
| White | 40.1% |
| Hispanic | 20.3% |
| Black | 8.2% |
| Asian | 31.6% |
| Foreign-born | 22.3% |