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ZIP Code Database - Facts & Stats

Data Last Updated: October 1, 2021

ZIP Codes for City of El Sobrante, CA

El Sobrante, CA Covers 2 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 94803StandardContra Costa24,904341 / 510
ZIP Code 94820P.O. BoxContra Costa0341 / 510

Timezone(s):Pacific (GMT -08:00)
Population:12,669 (More Details)
Male Population:6,177
Female Population:6,492
Median Age:41
ZIP Codes:2
Area Codes:2
Total Area:804 square miles (county)
Land Area:723 square miles (county)
Water Area:81 square miles (county)

El Sobrante, CA Demographic Information *

Total population12,669
Male population6,177
Female population6,492
Median age (years)40.6
White Population6,405
Black Population1,673
Indian Population127
Asian Population1,986
Hawaiian Population113
Hispanic Population3,036
Median age (Male)40
Median age (Female)41.2
Total households4,759
Family households (families)3,212
Average household size2.65
Average family size3.16
Total housing units5,136
* Demographic data is based on 2010 Census.

El Sobrante, CA Other Information

102 Cities within 30 miles of El Sobrante, CA Products


  1. U.S. Postal Service [Last Updated: 10/1/2021],
  2. Internal Data Creation [Last Updated: 10/1/2021],
  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],