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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Marion, IL

Marion, IL Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 62959StandardWilliamson26,948618

Timezone(s):Central (GMT -06:00)
Population:17,193 (More Details)
Male Population:8,247
Female Population:8,946
Median Age:40
ZIP Codes:1
Area Codes:1
Total Area:444 square miles (county)
Land Area:420 square miles (county)
Water Area:24 square miles (county)

Marion, IL Demographic Information *

Total population17,193
Male population8,247
Female population8,946
Median age (years)39.7
White Population15,093
Black Population1,278
Indian Population69
Asian Population262
Hawaiian Population4
Hispanic Population445
Median age (Male)37.5
Median age (Female)42
Total households7,438
Family households (families)4,464
Average household size2.23
Average family size2.86
Total housing units8,273
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  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],