As of the 2020 United States Census, the population was 1,165,927. The county seat is Martinez. It occupies the northern portion of the East Bay ...
Contra Costa County
County in California
Contra Costa County is a county located in the U.S. state of California, in the East Bay of the San Francisco Bay Area. As of the 2020 United States Census, the population was 1,165,927. The county seat is Martinez. Wikipedia
Population: 1.157 million (2022)
Non emergency: 925-646-2441
Area code: 510, 341, 925
Congressional districts: 8th, 9th, 10th
County seat: Martinez
Highest elevation: 3,852 ft (1,174 m)
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County Departments · Board of Supervisors · Health & Human Services · Animal Services · Safety & Emergency Info · Open Government ...
Contra Costa County is home to more than one million residents, and was one of the original 27 counties established in California in 1850.
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Cities & Communities of Contra Costa ; Antioch · Brentwood · Clayton · Concord · Town of Danville · El Cerrito ; Lafayette · Martinez · Town of Moraga · Oakley.
In 1853, Alameda County was formed from territory originally included in this county. 1025 Escobar Street Martinez, CA 94553. View map. (925) 655-2075.
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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. ... The county seat ...
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Contra Costa County, California has 716.9 square miles of land area and is the 51st largest county in California by total area. Total Population:1,165,927.
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38.27 -121.94 2 Solano County - Located north of Contra Costa County, Solano County is far more rural than the other Bay Area counties, and includes significant ...
Contra Costa County is an AVA directly east of San Francisco Bay in California's Central Coast AVA. Once a prolific wine-growing region, the county is home ...
The County of Contra Costa is home to approximately 1,094,000 residents, and was incorporated in 1850 as one of the original 27 counties of the State of ...
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