94546 vs 94578 ZIP Codes
Castro Valley, CA · San Leandro, CA
| Metric | 94546 | 94578 |
|---|---|---|
| City | Castro Valley | San Leandro |
| County | Alameda | Alameda |
| State | California | California |
| Time zone | Pacific Time | Pacific Time |
| Population | 42,209 | 38,558 |
Demographic figures come from U.S. Census Bureau / ACS data included in the source ZIP dataset; many ZIP codes have no demographic figures in that dataset.