Contra Costa County, California
Contra Costa County is a county in the state of California. It is in the United States. As of the 2020 census, the population was 1,165,927.[1] The county seat is Martinez.[2] It is in the eastern part of the San Francisco Bay Area region.
Contra Costa County, California Media
Much of Rancho Los Meganos is now part of Marsh Creek State Park. The John Marsh Stone House still stands, but is in need of restoration.
References
- ↑ "QuickFacts: Contra Costa County, California". U.S. Census Bureau. Retrieved May 10, 2023.
- ↑ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved 2011-06-07.