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ZIP Code Database - Facts & Stats

Data Last Updated: January 1, 2023

ZIP Codes for City of Mascoutah, IL

Mascoutah, IL Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 62258StandardSaint Clair9,199

Timezone(s):Central (GMT -06:00)
Population:7,483 (More Details)
Male Population:3,660
Female Population:3,823
Median Age:36
ZIP Codes:1
Area Codes:1
Total Area:674 square miles (county)
Land Area:658 square miles (county)
Water Area:16 square miles (county)

Mascoutah, IL Demographic Information *

Total population7,483
Male population3,660
Female population3,823
Median age (years)35.6
White Population6,703
Black Population389
Indian Population21
Asian Population91
Hawaiian Population26
Hispanic Population210
Median age (Male)34.4
Median age (Female)36.6
Total households2,816
Family households (families)2,035
Average household size2.64
Average family size3.14
Total housing units3,038
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 1/1/2023],
  2. Internal Data Creation [Last Updated: 1/1/2023],
  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],