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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of La Mesa, CA

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Counties:SAN DIEGO, CA
Area Code(s):619, 858
Timezone(s):Pacific (GMT -08:00)
City Population:57,065 (More Details)
CBSA:San Diego-Chula Vista-Carlsbad, CA
Congressional District(s):48, 51
Land Area:4,207 square miles (county)
Water Area:319 square miles (county)

4 ZIP Codes

La Mesa, CA ZIP Code Boundaries

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La Mesa, CA Covers 4 ZIP Codes

ZIP CodeTypePopulation% of PopulationAliases
91943P.O. Box00.00%
91944P.O. Box00.00%

La Mesa, CA Demographic Information *

Total population**57,065
Male population27,163
Female population29,902
Median age (years)37.1
White Population40,964
Black Population4,399
Indian Population431
Asian Population3,289
Hawaiian Population318
Hispanic Population11,696
Median age (Male)35.4
Median age (Female)39.1
Total households24,512
Family households (families)13,767
Average household size2.3
Average family size2.94
Total housing units26,167
* Demographic data is based on 2010 Census for the City of LA MESA.
** City and ZIP Code Population will not be equal due to differences in their geographies.


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],