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ZIP Code Database - Facts & Stats

Data Last Updated: November 1, 2022

ZIP Codes for City of Coulter, IA

Coulter, IA Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 50431P.O. BoxFranklin273

Timezone(s):Central (GMT -06:00)
Population:281 (More Details)
Male Population:155
Female Population:126
Median Age:35
ZIP Codes:1
Area Codes:1
Total Area:583 square miles (county)
Land Area:582 square miles (county)
Water Area:1 square miles (county)

Coulter, IA Demographic Information *

Total population281
Male population155
Female population126
Median age (years)34.5
White Population245
Black Population1
Indian Population0
Asian Population0
Hawaiian Population0
Hispanic Population42
Median age (Male)33.3
Median age (Female)36
Total households107
Family households (families)76
Average household size2.63
Average family size3.12
Total housing units117
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 11/1/2022],
  2. Internal Data Creation [Last Updated: 11/1/2022],
  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],