Contra Costa County, California
Browse all ZIP codes in Contra Costa County, California. Each ZIP code page includes population, median household income, and a map of the area.
County Statistics
Total Population
1,156,991
Median Household Income
$138,204
Median Age
40.6
Unemployment Rate
5.9%
Poverty Rate
8.3%
ZIP Codes
42
Demographics
Race & Ethnicity
Gender
Education Level (adults 25+)
All ZIP Codes in Contra Costa County
- 94505 – Discovery Bay
- 94506 – Danville
- 94507 – Alamo
- 94509 – Antioch
- 94511 – Bethel Island
- 94513 – Brentwood
- 94514 – Byron
- 94516 – Canyon
- 94517 – Clayton
- 94518 – Concord
- 94519 – Concord
- 94520 – Concord
- 94521 – Concord
- 94523 – Pleasant Hill
- 94525 – Crockett
- 94526 – Danville
- 94528 – Diablo
- 94530 – El Cerrito
- 94531 – Antioch
- 94547 – Hercules
- 94548 – Knightsen
- 94549 – Lafayette
- 94553 – Martinez
- 94556 – Moraga
- 94561 – Oakley
- 94563 – Orinda
- 94564 – Pinole
- 94565 – Pittsburg
- 94569 – Port Costa
- 94572 – Rodeo
- 94575 – Moraga
- 94582 – San Ramon
- 94583 – San Ramon
- 94595 – Walnut Creek
- 94596 – Walnut Creek
- 94597 – Walnut Creek
- 94598 – Walnut Creek
- 94801 – Richmond
- 94803 – El Sobrante
- 94804 – Richmond
- 94805 – Richmond
- 94806 – San Pablo