Contra Costa County, county in California, United States. As of 2020 county had an estimated population of 1,152,333 inhabitants. The county was created 174 years ago in 1850. Its county seat is Martinez.
There are 33 city/town in Contra Costa County, CA. The largest city of Contra Costa County is Concord with a population of 128,544. Other cities include, Antioch population 111,605, Richmond population 110,038, San Ramon population 82,865, Pittsburg population 72,622
Spanning from the shores of San Francisco Bay to the rolling hills of the Diablo Range, Contra Costa County contains a diverse collection of cities and towns. Though considered part of the larger Bay Area, each community within Contra Costa has its own distinct vibe and appeal. Some of the most prominent cities include Richmond, Concord, Antioch, Walnut Creek, and San Ramon.
Contra Costa County is broadly divided into three sub-areas: West County, Central County, and East County. Each sub-area has its own unique features and characteristics that make it worth exploring. Here are some of the cities that you can find in each sub-area:
Richmond sits along the waterfront and is known for its heavy industry past. Inland, Concord provides accessibility to entertainment and retail options. Bordering the Sacramento-San Joaquin River Delta, Antioch offers recreational water activities. Walnut Creek serves as a financial hub while San Ramon boasts upscale residential neighborhoods.
Beyond these larger municipalities, Contra Costa County also contains tranquil bedroom communities like Lafayette, eclectic college towns like Moraga, and historic spots like the city of Martinez. While all within commuting distance of San Francisco, the cities and towns of Contra Costa County provide a tranquil escape from big city life. Each area offers its own blend of natural beauty, small-town spirit, and modern amenities.
List of cities, towns, neighborhoods & other populated places in Contra Costa County.
City Name | Title | Population |
---|---|---|
Alamo | Census designated place in California, United States | 14,570 |
Antioch | The most populous city in Contra Costa County, California. | 111,605 |
Bay Point | Census designated place in California | 21,534 |
Bethel Island | Census-designated place in Contra Costa County, California | 2,137 |
Brentwood | The most populous city in Contra Costa County, California. | 65,017 |
Clayton | City in California, United States | 11,527 |
Concord | The third most populous city in Contra Costa County, California. | 128,544 |
Danville | Town in Contra Costa County, California | 44,883 |
Diablo | CDP in Contra Costa County, California | 1,158 |
Discovery Bay | Census-designated place in Contra Costa County, California | 13,352 |
East Richmond Heights | Place in California, United States of America | 3,280 |
El Cerrito | City in Contra Costa County, California, United States | 25,403 |
El Sobrante | CDP in Contra Costa County, California, United States | 12,669 |
Hercules | City in western Contra Costa County, California | 26,221 |
Lafayette | City in California | 25,992 |
Martinez | City in Contra Costa County, California, USA | 38,027 |
Moraga | Town in Contra Costa County, California, United States | 16,967 |
Mountain View | Community in Contra Costa County, California | 2,372 |
Oakley | A city in Contra Costa County, California. | 42,710 |
Orinda | City in California, USA | 19,557 |
Pacheco | Census-designated place in Contra Costa County, California | 3,685 |
Pinole | City in California | 19,207 |
Pittsburg | A city in Contra Costa County, California. | 72,622 |
Pleasant Hill | City in Contra Costa County, California, USA | 34,781 |
Richmond | The most populous city in Contra Costa County, California. | 110,038 |
Rodeo | Census-designated place in Contra Costa County, California | 8,679 |
Rollingwood | City in Contra Costa County, California, United States | 2,969 |
San Pablo | City in Contra Costa County, California, United States | 30,779 |
San Ramon | A city in Contra Costa County, California. | 82,865 |
Tara Hills | Census-designated place in Contra Costa County, California | 5,126 |
Vine Hill | Census-designated place in Contra Costa County, California | 3,761 |
Waldon | Census-designated place in Contra Costa County, California | 5,364 |
Walnut Creek | The fifth most populous city in Contra Costa County, California. | 69,936 |