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ZIP Code Database - Facts & Stats

Data Last Updated: August 1, 2022

ZIP Codes for City of Lake Mills, IA

Lake Mills, IA Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 50450StandardWinnebago2,897641

Timezone(s):Central (GMT -06:00)
Population:2,100 (More Details)
Male Population:1,005
Female Population:1,095
Median Age:45
ZIP Codes:1
Area Codes:1
Total Area:402 square miles (county)
Land Area:400 square miles (county)
Water Area:1 square miles (county)

Lake Mills, IA Demographic Information *

Total population2,100
Male population1,005
Female population1,095
Median age (years)45.3
White Population2,031
Black Population6
Indian Population1
Asian Population22
Hawaiian Population0
Hispanic Population75
Median age (Male)40.9
Median age (Female)48.9
Total households944
Family households (families)552
Average household size2.16
Average family size2.8
Total housing units1,055
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 8/1/2022],
  2. Internal Data Creation [Last Updated: 8/1/2022],
  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],