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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2023

ZIP Codes for City of Marshall, CA

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Counties:MARIN, CA
Area Code(s):707
Timezone(s):Pacific (GMT -08:00)
City Population:268 (More Details)
CBSA:San Francisco-Oakland-Berkeley, CA
Congressional District(s):02
Land Area:520 square miles (county)
Water Area:308 square miles (county)

1 ZIP Code

Marshall, CA ZIP Code Boundaries

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Marshall, CA Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

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 population**268
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 for the City of MARSHALL.
** City and ZIP Code Population will not be equal due to differences in their geographies.


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  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],