Contra Costa Times was created in 1947.
Contra Costa College was created in 1949.
Contra Costa County Library was created in 1913.
The Advocate - Contra Costa College - was created in 1950.
West Contra Costa Unified School District was created on 1965-07-01.
Martinez is the County Seat of Contra Costa County.
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According to fedstats.gov, the estimated population for Contra Costa County, California, is 1,024,319.
Contra Costa County, California website does offer an opportunity to search for county jobs. Try Employment and Human Services of Contra Costa County.
The budget of West Contra Costa Unified School District is 338,673,000 dollars.
The web address of the Contra Costa County Historical Society is: www.cocohistory.com
The address of the East Contra Costa Irrigation Dist is: Sellers Ave, Brentwood, CA 94513
The phone number of the East Contra Costa Irrigation Dist is: 925-634-8651.