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ZIP Code Database - Facts & Stats

Data Last Updated: January 1, 2023

ZIP Codes for City of Plymouth, IA

Plymouth, IA Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 50464StandardCerro Gordo673

Timezone(s):Central (GMT -06:00)
Population:382 (More Details)
Male Population:200
Female Population:182
Median Age:45
ZIP Codes:1
Area Codes:1
Total Area:575 square miles (county)
Land Area:568 square miles (county)
Water Area:7 square miles (county)

Plymouth, IA Demographic Information *

Total population382
Male population200
Female population182
Median age (years)45.4
White Population372
Black Population2
Indian Population1
Asian Population1
Hawaiian Population1
Hispanic Population9
Median age (Male)45
Median age (Female)46
Total households164
Family households (families)111
Average household size2.33
Average family size2.79
Total housing units180
* Demographic data is based on 2010 Census. Products


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