Zip Code 91024 — Sierra Madre, CA
91024 is a ZIP Code associated with Sierra Madre, CA, located within Los Angeles. 91024 ranks #253 out of 295 ZIP codes in Los Angeles County by population (and #987 out of 1,802 in CA). The area supports an estimated population of 10,940 residents across Data Pending housing units, with a population density of 1,208.7 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (34.171770, -118.046540)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 91024 |
| Primary City | Sierra Madre |
| State / Province | CA |
| County | Los Angeles |
| Total Population | 10,940 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 1,208.7 people/sq mi |
| Timezone | America/Los_Angeles |
How 91024 Compares
| Metric | ZIP 91024 | Los Angeles County | CA State Average |
|---|
| Population | 10,940 | 9,807,501 (Total) | 39,286,245 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 1,208.7 /sq mi | -- | -- |
| County Pop Rank | #253 of 295 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →