Auburn, California Zip Codes
📍 Auburn is in Placer County, California with 3 zip codes; the most populous is 95603.
Auburn is a USPS city name in Placer County, California with a Census population of approximately 47,010 across its ZIP codes. Placer County as a whole has 30 ZIP codes in this directory. Below you'll find every zip code serving Auburn 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 Auburn Zip Codes
Auburn at a Glance
Auburn has 3 ZIP codes in this directory: 3 standard delivery ZIPs. The 2 ZIPs with published Census housing data cover 47,010 residents, the largest being 95603 with 28,366 people.
The median ZIP in Auburn has a household income of $87,756 and a home value of $597,500, a price-to-income ratio of 6.9, in line with the 6.7 California ZIP median. The highest median income is in 95602 at $96,578. Median rent across these ZIPs is $1,520 a month.
74% of households in the typical Auburn ZIP own their home (statewide ZIP median 64%). 33% of adults hold a bachelor's degree, in line with the 31% statewide median. The median poverty rate is 10.6%, in line with the 10.8% statewide ZIP median. Overall density is about 550 residents per square mile across 86 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.
Auburn Zip Code Map
Interactive map of Auburn, California zip codes. Click any marker for details.