Westminster, California Zip Codes
📍 Westminster is in Orange County, California with 3 zip codes; the most populous is 92683.
Westminster is a USPS city name in Orange County, California with a Census population of approximately 90,630 across its ZIP codes. Orange County as a whole has 148 ZIP codes in this directory. Below you'll find every zip code serving Westminster 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 Westminster Zip Codes
Westminster at a Glance
Westminster has 3 ZIP codes in this directory: 1 standard delivery ZIP and 2 PO Box or unique ZIPs that carry no resident population in Census data. The 1 ZIP with published Census housing data cover 90,630 residents, the largest being 92683 with 90,630 people.
The median ZIP in Westminster has a household income of $80,292 and a home value of $777,100, a price-to-income ratio of 9.7, above the 6.7 California ZIP median. Median rent across these ZIPs is $1,978 a month.
53% of households in the typical Westminster ZIP own their home (statewide ZIP median 64%). 26% of adults hold a bachelor's degree, below the 31% statewide median. The median poverty rate is 15.7%, above the 10.8% statewide ZIP median. Overall density is about 9,343 residents per square mile across 10 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.
Westminster Zip Code Map
Interactive map of Westminster, California zip codes. Click any marker for details.