Altadena ZIP Codes

List of Zip Codes of Altadena

The following table lists ZIP Codes associated with Altadena, California, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.

S.N.	Zip Code	Latitude	Longitude	County	Population	Density
1	91001	34.19522	-118.13866	Los Angeles	36,402	1701.6

About Altadena California Zip Codes

The city of Altadena in California (CA) is served by approximately 1 ZIP Codes. These codes cover residential neighborhoods, business districts, and surrounding localities that use the city name in their mailing address.

Based on ZIP-level population estimates, the combined population covered by these ZIP Codes is around 36,402 people. Population density can vary significantly from one ZIP Code to another, reflecting the mix of dense urban blocks, commercial corridors, and lower-density residential areas.

The ZIP Codes associated with Altadena fall within county jurisdictions such as Los Angeles. Each county manages local services, land use, and administration for the areas corresponding to its ZIP Codes.

Most ZIP codes for Altadena, California follow the America/Los_Angeles time zone.

Altadena ZIP Codes

List of Zip Codes of Altadena

About Altadena California Zip Codes

California Cities ZIP Codes

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