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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of San Miguel, CA

San Miguel, CA Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 93451StandardSan Luis Obispo3,779805 / 820

Timezone(s):Pacific (GMT -08:00)
Population:3,392 (More Details)
Male Population:1,661
Female Population:1,731
Median Age:47
ZIP Codes:1
Area Codes:2
Total Area:3,616 square miles (county)
Land Area:3,299 square miles (county)
Water Area:317 square miles (county)

San Miguel, CA Demographic Information *

Total population3,392
Male population1,661
Female population1,731
Median age (years)47.2
White Population2,986
Black Population31
Indian Population3
Asian Population190
Hawaiian Population3
Hispanic Population200
Median age (Male)46.9
Median age (Female)47.6
Total households1,253
Family households (families)988
Average household size2.7
Average family size3.02
Total housing units1,291
* 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],