Downey, CA ZIP Codes

Total ZIPs

111,772

Total Population

ZIP Codes in Downey, CA

ZIP Code	Population	Density	Timezone
90242	43,497	3,690	America/Los_Angeles
90241	42,399	3,325	America/Los_Angeles
90240	25,876	3,394	America/Los_Angeles

All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.