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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Cotati, CA

Cotati, CA Covers 4 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 94926UniqueSonoma0707
ZIP Code 94927P.O. BoxSonoma0707
ZIP Code 94928StandardSonoma43,170707
ZIP Code 94931StandardSonoma8,470707

Timezone(s):Pacific (GMT -08:00)
Counties:SONOMA, CA
Population:7,265 (More Details)
Male Population:3,452
Female Population:3,813
Median Age:36
ZIP Codes:4
Area Codes:1
Total Area:1,768 square miles (county)
Land Area:1,576 square miles (county)
Water Area:192 square miles (county)

Cotati, CA Demographic Information *

Total population7,265
Male population3,452
Female population3,813
Median age (years)36.2
White Population5,929
Black Population122
Indian Population75
Asian Population283
Hawaiian Population30
Hispanic Population1,255
Median age (Male)34.7
Median age (Female)37.7
Total households2,978
Family households (families)1,774
Average household size2.44
Average family size2.97
Total housing units3,143
* 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],