Mt Baldy, California Zip Codes
📍 Mt Baldy is in Los Angeles County, California with 1 zip code; the most populous is 91759.
Mt Baldy is a USPS city name in Los Angeles County, California with a Census population of approximately 299 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 Mt Baldy 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 Mt Baldy Zip Codes
Mt Baldy at a Glance
Mt Baldy has 1 ZIP code in this directory: 1 standard delivery ZIP. The 1 ZIP with published Census housing data cover 299 residents, the largest being 91759 with 299 people.
The median ZIP in Mt Baldy has a household income of $111,071 and a home value of $350,000, a price-to-income ratio of 3.2, far below the 6.7 California ZIP median. Median rent across these ZIPs is $1,359 a month.
84% of households in the typical Mt Baldy ZIP own their home (statewide ZIP median 64%). 56% of adults hold a bachelor's degree, far above the 31% statewide median. The median poverty rate is 1.7%, far below the 10.8% statewide ZIP median. Overall density is about 4 residents per square mile across 83 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.
Mt Baldy Zip Code Map
Interactive map of Mt Baldy, California zip codes. Click any marker for details.