Cornwall, California
Cornwall: Situated in Contra Costa County at an elevation of 39 feet, this area lies along the southern shore of Suisun Bay in the San Francisco Bay Area's East Bay region.
About
Cornwall is a city located in the county of Contra Costa in the U.S. state of California.
Quick Facts about Cornwall
| State | California (United States) |
| County | Contra Costa County |
| Latitude & Longitude | 38.0205,-121.8789 |
| Time Zone | America/Los_Angeles |
| Local time | 04:48:42 (17th September 2026) |
Geography
Cornwall is located at 38°1'14"N 121°52'44"W (38.0204800, -121.8788500).
Cornwall map
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Nearby Schools and Colleges
Schools and campuses linked to Cornwall, CA. Select a name to open its map and contact details.
| Code | Name | City | ZIP |
|---|---|---|---|
| 117894 | Los Medanos College | Pittsburg (CA) | 94565 |
Nearby Transit Stations (50)
Rail and bus stations connected to Cornwall, CA. Select a station to open its map and address details.
| Code | Name | Address | Type |
|---|---|---|---|
| ACA | Antioch–Pittsburg | 100 I Street | RAIL |
| RVT | Rio Vista, CA | 28 South Front Street | BUS |
| MTZ | Martinez station | 601 Marina Vista Ave. | RAIL |
| SUI | Suisun–Fairfield station | 177 Main Street | RAIL |
| VMW | Marine World (Seasonal), Vallejo, California | Highway 37 and Fairgrounds Drive | BUS |
Closest post offices linked to Cornwall.
| Post Office Name | City | ZIP |
|---|---|---|
| Pittsburg Post Office | Pittsburg (CA) | 94565 |
Other places with the same name (4)
- Cornwall, New York village in United States of America. with a population of 12,361 people.
- Cornwall, Pennsylvania borough in southern Lebanon County, Pennsylvania, United States of America. with a population of 4,382 people.
- Cornwall, Connecticut town in Litchfield County, Connecticut, United States of America. with a population of 1,360 people.
- Cornwall, Vermont town in Vermont (United States). with a population of 1,198 people.
Other cities in Contra Costa County
Cities, towns, neighborhoods & other populated places in Contra Costa County , CA. (more)
| City Name | Population | Title |
|---|---|---|
| Concord | 128,544 | The third most populous city in Contra Costa County, California. |
| Antioch | 111,605 | The most populous city in Contra Costa County, California. |
| Richmond | 110,038 | The most populous city in Contra Costa County, California. |
| San Ramon | 82,865 | A city in Contra Costa County, California. |
| Pittsburg | 72,622 | A city in Contra Costa County, California. |
| Walnut Creek | 69,936 | The fifth most populous city in Contra Costa County, California. |
| Brentwood | 65,017 | The most populous city in Contra Costa County, California. |
| Danville | 44,883 | Town in Contra Costa County, California |
| Oakley | 42,710 | A city in Contra Costa County, California. |
| Martinez | 38,027 | City in Contra Costa County, California, USA |
| Pleasant Hill | 34,781 | City in Contra Costa County, California, USA |
| San Pablo | 30,779 | City in Contra Costa County, California, United States |
| Hercules | 26,221 | City in western Contra Costa County, California |
| Lafayette | 25,992 | City in California |
| El Cerrito | 25,403 | City in Contra Costa County, California, United States |
| Bay Point | 21,534 | Census designated place in California |