Los Altos, California Zip Codes
📍 Los Altos is in Santa Clara County, California with 3 zip codes; the most populous is 94024.
Los Altos is a USPS city name in Santa Clara County, California with a Census population of approximately 44,093 across its ZIP codes. Santa Clara County as a whole has 115 ZIP codes in this directory. Below you'll find every zip code serving Los Altos 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 Los Altos Zip Codes
Los Altos at a Glance
Los Altos has 3 ZIP codes in this directory: 2 standard delivery ZIPs and 1 PO Box or unique ZIP that carries no resident population in Census data. The 2 ZIPs with published Census housing data cover 44,093 residents, the largest being 94024 with 24,041 people.
The median ZIP in Los Altos has a household income of $250,001 and a home value of more than $2,000,000, a price-to-income ratio of at least 8.0, above the 6.7 California ZIP median. The highest median income is in 94022 at more than $250,000. Median rent across these ZIPs is $3,501 a month.
85% of households in the typical Los Altos ZIP own their home (statewide ZIP median 64%). 87% of adults hold a bachelor's degree, far above the 31% statewide median. The median poverty rate is 2.8%, far below the 10.8% statewide ZIP median. Overall density is about 1,696 residents per square mile across 26 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.
Los Altos Zip Code Map
Interactive map of Los Altos, California zip codes. Click any marker for details.