Barstow, California Zip Codes
📍 Barstow is in San Bernardino County, California with 2 zip codes; the most populous is 92311.
Barstow is a USPS city name in San Bernardino County, California with a Census population of approximately 34,226 across its ZIP codes. San Bernardino County as a whole has 121 ZIP codes in this directory. Below you'll find every zip code serving Barstow 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 Barstow Zip Codes
Barstow at a Glance
Barstow has 2 ZIP codes in this directory: 1 standard delivery ZIP and 1 PO Box or unique ZIP that carries no resident population in Census data. The 1 ZIP with published Census housing data cover 34,226 residents, the largest being 92311 with 34,226 people.
The median ZIP in Barstow has a household income of $57,687 and a home value of $172,300, a price-to-income ratio of 3.0, far below the 6.7 California ZIP median. Median rent across these ZIPs is $998 a month.
47% of households in the typical Barstow ZIP own their home (statewide ZIP median 64%). 11% of adults hold a bachelor's degree, far below the 31% statewide median. The median poverty rate is 21.3%, far above the 10.8% statewide ZIP median. Overall density is about 81 residents per square mile across 424 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.
Barstow Zip Code Map
Interactive map of Barstow, California zip codes. Click any marker for details.