ZIP Code 91024 – Sierra Madre, CA
Sierra Madre, California · Los Angeles County · Pacific time
| ZIP code | 91024 |
|---|---|
| City | Sierra Madre |
| State | California |
| County | Los Angeles County |
| Population | 10,940 |
| Time zone | Pacific · local time |
| ZIP type | Standard (has a Census ZCTA area) |
| Land area | 3.49 sq mi |
| Center (lat, long) | 34.1753, -118.0460 |
Area codes in this area
These are the area codes that most often serve ZIP 91024 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
Map
Nearby ZIP codes
About ZIP 91024
ZIP code 91024 is assigned to Sierra Madre, California. It lies in Los Angeles County. Its Census area covers about 3.49 square miles of land. The closest neighboring ZIP is 91025 (Sierra Madre), about 1 miles away.
Every address in 91024 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.
Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources