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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Webster City, IA

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Area Code(s):515
Timezone(s):Central (GMT -06:00)
City Population:8,070 (More Details)
Congressional District(s):04
Land Area:577 square miles (county)
Water Area:1 square miles (county)

1 ZIP Code

Webster City, IA ZIP Code Boundaries

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Webster City, IA Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases

Webster City, IA Demographic Information *

Total population**8,070
Male population3,912
Female population4,158
Median age (years)40.2
White Population7,327
Black Population32
Indian Population15
Asian Population273
Hawaiian Population0
Hispanic Population601
Median age (Male)38.4
Median age (Female)42.4
Total households3,433
Family households (families)2,096
Average household size2.31
Average family size2.93
Total housing units3,800
* Demographic data is based on 2010 Census for the City of WEBSTER CITY.
** 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],