Data Last Updated: May 1, 2023

ZIP Codes for City of Altadena, CA


    
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Counties:	LOS ANGELES, CA
Area Code(s):	626, 323
Timezone(s):	Pacific (GMT -08:00)
City Population:	42,777 (More Details)
CBSA:	Los Angeles-Long Beach-Anaheim, CA
Congressional District(s):	28
Land Area:	4,058 square miles (county)
Water Area:	693 square miles (county)

2 ZIP Codes

Altadena, CA ZIP Code Boundaries

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Altadena, CA Covers 2 ZIP Codes

ZIP Code	Type	Population	% of Population	Aliases
91001	Standard	36,126	100.00%
91003	P.O. Box	0	0.00%

Altadena, CA Demographic Information *

Total population**	42,777
Male population	20,623
Female population	22,154
Median age (years)	41.8
White Population	22,569
Black Population	10,136
Indian Population	300
Asian Population	2,307
Hawaiian Population	71
Hispanic Population	11,502
Median age (Male)	40.3
Median age (Female)	43.4
Total households	15,212
Family households (families)	10,708
Average household size	2.78
Average family size	3.26
Total housing units	15,947

* Demographic data is based on 2010 Census for the City of ALTADENA.
** City and ZIP Code Population will not be equal due to differences in their geographies.

References

U.S. Postal Service [Last Updated: 2/1/2023], https://www.usps.com
ZIP-Codes.com Internal Data Creation [Last Updated: 2/1/2023], https://www.zip-codes.com
U.S. Geological Survey [Updated as needed], https://www.usgs.gov/
U.S. Census [Updated Yearly], https://www.census.gov
U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010], https://www.census.gov