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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Port Costa, CA

Port Costa, CA Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 94569P.O. BoxContra Costa198510 / 341

Timezone(s):Pacific (GMT -08:00)
Population:190 (More Details)
Male Population:94
Female Population:96
Median Age:53
ZIP Codes:1
Area Codes:2
Total Area:804 square miles (county)
Land Area:723 square miles (county)
Water Area:81 square miles (county)

Port Costa, CA Demographic Information *

Total population190
Male population94
Female population96
Median age (years)52.5
White Population172
Black Population2
Indian Population2
Asian Population7
Hawaiian Population0
Hispanic Population10
Median age (Male)52
Median age (Female)53
Total households99
Family households (families)46
Average household size1.92
Average family size2.61
Total housing units110
* 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],