ZIP code · San Ramon · California · United States
ZIP code 94583 — San Ramon
ZIP code 94583 serves San Ramon, California.
- Postal code
- 94583Single source Value from one source, not cross-checked.
- City
- San Ramon
- County
- Contra Costa
- State
- California
- Country
- United States
- Coordinates
- 37.7562, -121.9522 — precision precise (locality)
View on OpenStreetMap - Population
- 39,418 (ZCTA, ACS 5-year)
- Median household income
- $184,033
- Median age
- 40.6
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · census-acs5. Data generated on 2026-08-21. Methodology · Report an error on this page