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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Marshall, CA

Marshall, CA Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 94940StandardMarin268707

Timezone(s):Pacific (GMT -08:00)
Counties:MARIN, CA
Population:268 (More Details)
Male Population:138
Female Population:130
Median Age:54
ZIP Codes:1
Area Codes:1
Total Area:828 square miles (county)
Land Area:520 square miles (county)
Water Area:308 square miles (county)

Marshall, CA Demographic Information *

There is no Census data for the city of MARSHALL, CA. We have pulled information for the ZIP Code 94940 instead.
Total population268
Male population138
Female population130
Median age (years)54
White Population238
Black Population0
Indian Population3
Asian Population1
Hawaiian Population0
Hispanic Population38
Median age (Male)49.5
Median age (Female)55
Total households132
Family households (families)71
Average household size2.03
Average family size2.63
Total housing units197
* 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],