Sierra Madre, California Zip Codes
📍 Sierra Madre is in Los Angeles County, California with 2 zip codes; the most populous is 91024.
Sierra Madre is a USPS city name in Los Angeles County, California with a Census population of approximately 11,151 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 Sierra Madre 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 Sierra Madre Zip Codes
Sierra Madre at a Glance
Sierra Madre has 2 ZIP codes in this directory: 1 standard delivery ZIP and 1 PO Box or unique ZIP that carries no resident population in Census data. The 1 ZIP with published Census housing data cover 11,151 residents, the largest being 91024 with 11,151 people.
The median ZIP in Sierra Madre has a household income of $128,056 and a home value of $1,141,200, a price-to-income ratio of 8.9, above the 6.7 California ZIP median. Median rent across these ZIPs is $1,994 a month.
56% of households in the typical Sierra Madre ZIP own their home (statewide ZIP median 64%). 65% of adults hold a bachelor's degree, far above the 31% statewide median. The median poverty rate is 6.1%, below the 10.8% statewide ZIP median. Overall density is about 3,186 residents per square mile across 4 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.
Sierra Madre Zip Code Map
Interactive map of Sierra Madre, California zip codes. Click any marker for details.