Contra Costa County, California
Contra Costa County profile, demographic data, and geographic information.
Cities & Towns in Contra Costa County
Constituent municipalities and census communities located within Contra Costa County.
| City / Town Name | Classification | Census GEOID | Land Area |
|---|---|---|---|
| Acalanes Ridge CDP | CDP | 0600135 | 0.46 sq mi |
| Alamo CDP | CDP | 0600618 | 9.81 sq mi |
| Alhambra Valley CDP | CDP | 0600898 | 1.61 sq mi |
| Antioch city | City | 0602252 | 29.18 sq mi |
| Bay Point CDP | CDP | 0604415 | 6.41 sq mi |
| Bayview CDP | CDP | 0604470 | 0.30 sq mi |
| Bethel Island CDP | CDP | 0606210 | 5.25 sq mi |
| Blackhawk CDP | CDP | 0606928 | 5.78 sq mi |
| Brentwood city | City | 0608142 | 14.87 sq mi |
| Byron CDP | CDP | 0609346 | 6.52 sq mi |
| Camino Tassajara CDP | CDP | 0610301 | 1.28 sq mi |
| Castle Hill CDP | CDP | 0611915 | 0.58 sq mi |
| Clayton city | City | 0613882 | 3.84 sq mi |
| Clyde CDP | CDP | 0614232 | 0.14 sq mi |
| Concord city | City | 0616000 | 30.57 sq mi |
| Contra Costa Centre CDP | CDP | 0616090 | 0.64 sq mi |
| Crockett CDP | CDP | 0617274 | 1.06 sq mi |
| Danville town | Town | 0617988 | 18.08 sq mi |
| Diablo CDP | CDP | 0619150 | 1.36 sq mi |
| Discovery Bay CDP | CDP | 0619339 | 5.59 sq mi |
| East Richmond Heights CDP | CDP | 0621061 | 0.58 sq mi |
| El Cerrito city | City | 0621796 | 3.67 sq mi |
| El Sobrante CDP | CDP | 0622454 | 3.10 sq mi |
| Hercules city | City | 0633308 | 6.41 sq mi |
| Kensington CDP | CDP | 0638086 | 0.96 sq mi |
| Knightsen CDP | CDP | 0638772 | 8.36 sq mi |
| Lafayette city | City | 0639122 | 15.03 sq mi |
| Martinez city | City | 0646114 | 12.64 sq mi |
| Montalvin Manor CDP | CDP | 0648718 | 0.32 sq mi |
| Moraga town | Town | 0649187 | 9.46 sq mi |
| Mountain View CDP | CDP | 0649651 | 0.29 sq mi |
| Norris Canyon CDP | CDP | 0651622 | 3.61 sq mi |
| North Gate CDP | CDP | 0651890 | 0.74 sq mi |
| North Richmond CDP | CDP | 0652162 | 1.39 sq mi |
| Oakley city | City | 0653070 | 15.87 sq mi |
| Orinda city | City | 0654232 | 12.85 sq mi |
| Pacheco CDP | CDP | 0654764 | 0.75 sq mi |
| Pinole city | City | 0657288 | 5.10 sq mi |
| Pittsburg city | City | 0657456 | 18.66 sq mi |
| Pleasant Hill city | City | 0657764 | 7.08 sq mi |
| Port Costa CDP | CDP | 0658226 | 0.16 sq mi |
| Reliez Valley CDP | CDP | 0660279 | 2.36 sq mi |
| Richmond city | City | 0660620 | 30.05 sq mi |
| Rodeo CDP | CDP | 0662490 | 3.75 sq mi |
| Rollingwood CDP | CDP | 0662700 | 0.17 sq mi |
| San Miguel CDP | CDP | 0668263 | 1.05 sq mi |
| San Pablo city | City | 0668294 | 2.62 sq mi |
| San Ramon city | City | 0668378 | 20.06 sq mi |
| Saranap CDP | CDP | 0670266 | 1.13 sq mi |
| Shell Ridge CDP | CDP | 0671362 | 0.43 sq mi |
| Tara Hills CDP | CDP | 0677924 | 0.67 sq mi |
| Vine Hill CDP | CDP | 0682842 | 1.50 sq mi |
| Walnut Creek city | City | 0683346 | 19.76 sq mi |