Brentwood, California Zip Codes
📍 Brentwood is in Contra Costa County, California with 1 zip code; the most populous is 94513.
Brentwood is a USPS city name in Contra Costa County, California with a Census population of approximately 67,580 across its ZIP codes. Contra Costa County as a whole has 53 ZIP codes in this directory. Below you'll find every zip code serving Brentwood with population, income and home value, a map, and the city's affordability profile.
Population and demographic data sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code routing data sourced from the United States Postal Service (USPS).
All Brentwood Zip Codes
Brentwood at a Glance
Brentwood has 1 ZIP code in this directory: 1 standard delivery ZIP. The 1 ZIP with published Census housing data cover 67,580 residents, the largest being 94513 with 67,580 people.
The median ZIP in Brentwood has a household income of $133,930 and a home value of $735,700, a price-to-income ratio of 5.5, below the 6.7 California ZIP median. Median rent across these ZIPs is $2,393 a month.
82% of households in the typical Brentwood ZIP own their home (statewide ZIP median 64%). 37% of adults hold a bachelor's degree, above the 31% statewide median. The median poverty rate is 6.7%, below the 10.8% statewide ZIP median. Overall density is about 857 residents per square mile across 79 square miles of ZIP land area.
Medians are taken across the ZIP codes listed below (each ZIP weighted equally); PO Box and no-data ZIPs are excluded. Definitions on the methodology page; statewide comparisons in the 2026 California ZIP Code Affordability Report.
Brentwood Zip Code Map
Interactive map of Brentwood, California zip codes. Click any marker for details.