Downey, California Zip Codes
📍 Downey is in Los Angeles County, California with 4 zip codes; the most populous is 90241.
Downey is a USPS city name in Los Angeles County, California with a Census population of approximately 113,052 across its ZIP codes. Los Angeles County as a whole has 538 ZIP codes in this directory. Below you'll find every zip code serving Downey 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 Downey Zip Codes
Downey at a Glance
Downey has 4 ZIP codes in this directory: 3 standard delivery ZIPs and 1 PO Box or unique ZIP that carries no resident population in Census data. The 3 ZIPs with published Census housing data cover 113,052 residents, the largest being 90241 with 45,341 people.
The median ZIP in Downey has a household income of $81,448 and a home value of $707,200, a price-to-income ratio of 7.8, above the 6.7 California ZIP median. The highest median income is in 90240 at $99,874. Median rent across these ZIPs is $1,824 a month.
49% of households in the typical Downey 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 9.8%, below the 10.8% statewide ZIP median. Overall density is about 9,117 residents per square mile across 12 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.
Downey Zip Code Map
Interactive map of Downey, California zip codes. Click any marker for details.