Moraga, California Zip Codes
📍 Moraga is in Contra Costa County, California with 3 zip codes; the most populous is 94556.
Moraga is a USPS city name in Contra Costa County, California with a Census population of approximately 17,007 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 Moraga 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 Moraga Zip Codes
Moraga at a Glance
Moraga has 3 ZIP codes in this directory: 2 standard delivery ZIPs and 1 PO Box or unique ZIP that carries no resident population in Census data. The 1 ZIP with published Census housing data cover 17,007 residents, the largest being 94556 with 15,959 people.
The median ZIP in Moraga has a household income of $193,750 and a home value of $1,475,900, a price-to-income ratio of 7.6, above the 6.7 California ZIP median. Median rent across these ZIPs is $2,741 a month.
84% of households in the typical Moraga ZIP own their home (statewide ZIP median 64%). 80% of adults hold a bachelor's degree, far above the 31% statewide median. The median poverty rate is 7.5%, below the 10.8% statewide ZIP median. Overall density is about 872 residents per square mile across 20 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.
Moraga Zip Code Map
Interactive map of Moraga, California zip codes. Click any marker for details.