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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Duncombe, IA

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Counties:WEBSTER, IA
Area Code(s):515
Timezone(s):Central (GMT -06:00)
City Population:410 (More Details)
CBSA:Fort Dodge, IA
Congressional District(s):04
Land Area:716 square miles (county)
Water Area:3 square miles (county)

1 ZIP Code

Duncombe, IA ZIP Code Boundaries

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Duncombe, IA Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases
50532Standard873100.00%BRUSHY, EVANSTON

Duncombe, IA Demographic Information *

Total population**410
Male population200
Female population210
Median age (years)40.5
White Population394
Black Population2
Indian Population0
Asian Population3
Hawaiian Population0
Hispanic Population4
Median age (Male)40
Median age (Female)40.8
Total households180
Family households (families)109
Average household size2.28
Average family size2.77
Total housing units193
* Demographic data is based on 2010 Census for the City of DUNCOMBE.
** 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],