Riverside County, California Zip Codes
📍 Riverside County has 101 zip codes with a population of 2,433,398.
Riverside County is located in California with a land area of 4,128 square miles. The county seat is Riverside. Below you'll find all 101 zip codes in Riverside County with population, income and home value, the county's affordability profile, and links to its 42 city pages.
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 Riverside County Zip Codes
Riverside County at a Glance
Riverside County has 101 ZIP codes in this directory: 70 standard delivery ZIPs and 31 PO Box or unique ZIPs that carry no resident population in Census data. The 67 ZIPs with published Census housing data cover 2,433,398 residents, the largest being 92503 (Riverside) with 88,617 people.
The median ZIP in Riverside County has a household income of $83,139 and a home value of $448,000, a price-to-income ratio of 5.2, below the 6.7 California ZIP median. Affordability ranges from 92241 in Desert Hot Springs at a ratio of 2.3 to 92590 in Temecula, where the median home is $1,115,800. The highest median income is in 92508 (Riverside) at $141,449. Median rent across these ZIPs is $1,656 a month.
72% of households in the typical Riverside County ZIP own their home (statewide ZIP median 64%). 21% of adults hold a bachelor's degree, below the 31% statewide median. The median poverty rate is 11.6%, above the 10.8% statewide ZIP median. Overall density is about 589 residents per square mile across 4,128 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.
Riverside County Zip Code Map
Interactive map of Riverside County, California zip codes.