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ZIP Code Database - Facts & Stats

Data Last Updated: February 1, 2023

ZIP Codes for City of Storm Lake, IA

Storm Lake, IA Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 50588StandardBuena Vista12,756

Timezone(s):Central (GMT -06:00)
Population:10,600 (More Details)
Male Population:5,307
Female Population:5,293
Median Age:31
ZIP Codes:1
Area Codes:1
Total Area:580 square miles (county)
Land Area:575 square miles (county)
Water Area:5 square miles (county)

Storm Lake, IA Demographic Information *

Total population10,600
Male population5,307
Female population5,293
Median age (years)30.8
White Population7,255
Black Population468
Indian Population43
Asian Population1,043
Hawaiian Population93
Hispanic Population3,822
Median age (Male)29.1
Median age (Female)32.7
Total households3,536
Family households (families)2,280
Average household size2.75
Average family size3.44
Total housing units3,791
* Demographic data is based on 2010 Census. Products


  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],