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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of San Ramon, CA

San Ramon, CA Covers 2 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 94582StandardContra Costa38,537925
ZIP Code 94583StandardContra Costa34,859925

Timezone(s):Pacific (GMT -08:00)
Population:72,148 (More Details)
Male Population:35,448
Female Population:36,700
Median Age:37
ZIP Codes:2
Area Codes:1
Total Area:804 square miles (county)
Land Area:723 square miles (county)
Water Area:81 square miles (county)

San Ramon, CA Demographic Information *

Total population72,148
Male population35,448
Female population36,700
Median age (years)37.1
White Population38,639
Black Population2,043
Indian Population205
Asian Population25,713
Hawaiian Population156
Hispanic Population6,250
Median age (Male)36.7
Median age (Female)37.3
Total households25,284
Family households (families)19,165
Average household size2.85
Average family size3.3
Total housing units26,222
* 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],