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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of San Luis Obispo, CA

San Luis Obispo, CA Covers 10 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 93401StandardSan Luis Obispo28,033805
ZIP Code 93402StandardSan Luis Obispo14,318805
ZIP Code 93403P.O. BoxSan Luis Obispo0805 / 820
ZIP Code 93405StandardSan Luis Obispo35,440805 / 820
ZIP Code 93406P.O. BoxSan Luis Obispo0805 / 820
ZIP Code 93407StandardSan Luis Obispo0805 / 820
ZIP Code 93408UniqueSan Luis Obispo0805
ZIP Code 93409UniqueSan Luis Obispo0805
ZIP Code 93410StandardSan Luis Obispo0805 / 820
ZIP Code 93412P.O. BoxSan Luis Obispo0805

Timezone(s):Pacific (GMT -08:00)
Population:45,119 (More Details)
Male Population:23,538
Female Population:21,581
Median Age:27
ZIP Codes:10
Area Codes:2
Total Area:3,616 square miles (county)
Land Area:3,299 square miles (county)
Water Area:317 square miles (county)

San Luis Obispo, CA Demographic Information *

Total population45,119
Male population23,538
Female population21,581
Median age (years)26.5
White Population38,117
Black Population523
Indian Population275
Asian Population2,350
Hawaiian Population65
Hispanic Population6,626
Median age (Male)25.2
Median age (Female)28.6
Total households19,193
Family households (families)7,612
Average household size2.29
Average family size2.81
Total housing units20,553
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  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],