San Ramon, California
San Ramon is a city in Contra Costa County, California, with an estimated population of 84,929 in 2023. It sits at 37.7653, -121.9320 in the America/Los_Angeles time zone.
| Field | Value |
|---|---|
| Place name | San Ramon |
| Type | city |
| State | California (CA) |
| County | Contra Costa County |
| Population (2023 est.) | 84,929 |
| Land area | 20.06 sq mi (51.95 km²) |
| Coordinates | 37.7653, -121.9320 |
| Time zone | America/Los_Angeles |
| ZIP codes | 94582, 94583 |
| Telephone area codes | 925 |
ZIP codes and area codes for San Ramon
San Ramon covers 2 ZIP codes: 94582, 94583. Telephone area codes serving the area: 925. Browse all ZIP codes in California for the full list.
Where is San Ramon?
San Ramon is located in California, in Contra Costa County. The coordinates above can be pasted directly into any map service. The nearest indexed places are listed below, which is a useful check when two states share a place name.
Nearby places
Danville 6 km · CADublin 6 km · CAPleasanton 12 km · CALivermore 17 km · CAWalnut Creek 18 km · CAMoraga 19 km · CAClayton 19 km · CAUnion City 20 km · CA
Other places in Contra Costa County
Concord 122,315Antioch 117,096Richmond 114,106Pittsburg 75,803Walnut Creek 69,152Brentwood 65,126Oakley 45,761Danville 42,999Martinez 36,395Pleasant Hill 33,802
Frequently asked questions
What county is San Ramon, CA in?
San Ramon is in Contra Costa County, California.
What is the population of San Ramon, CA?
The 2023 Census Bureau estimate is 84,929.
What time zone is San Ramon in?
San Ramon is in the America/Los_Angeles time zone.