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Zip Code 91024 — Sierra Madre, CA

91024 is a ZIP Code associated with Sierra Madre, CA, located within Los Angeles. The postal region 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	39,286,245
Median Income	Data Pending	N/A	N/A
Population Density	1,208.7 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 91107	Pasadena	2.5 mi	32,316	N/A
Zip 91006	Arcadia	2.8 mi	31,582	N/A
Zip 91016	Monrovia	2.9 mi	41,140	N/A
Zip 91007	Arcadia	3.0 mi	33,029	N/A
Zip 91104	Pasadena	4.4 mi	35,937	N/A

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 →