ZIP code · Mount Baldy · California · United States
ZIP code 91759 — Mount Baldy
ZIP code 91759 serves Mount Baldy, California.
- Postal code
- 91759Single source Value from one source, not cross-checked.
- City
- Mount Baldy
- County
- Los Angeles
- State
- California
- Country
- United States
- Coordinates
- 34.2361, -117.6601 — precision estimated (postal-area centroid)
View on OpenStreetMap - Population
- 290 (ZCTA, ACS 5-year)
- Median household income
- $118,750
- Median age
- 61.1
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · census-acs5. Data generated on 2026-08-21. Methodology · Report an error on this page