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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Oswego, IL

Oswego, IL Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 60543StandardKendall36,156331 / 630

Timezone(s):Central (GMT -06:00)
Counties:KENDALL, IL
Population:30,355 (More Details)
Male Population:14,919
Female Population:15,436
Median Age:34
ZIP Codes:1
Area Codes:2
Total Area:322 square miles (county)
Land Area:320 square miles (county)
Water Area:2 square miles (county)

Oswego, IL Demographic Information *

Total population30,355
Male population14,919
Female population15,436
Median age (years)33.9
White Population25,998
Black Population1,565
Indian Population74
Asian Population1,042
Hawaiian Population10
Hispanic Population3,556
Median age (Male)33
Median age (Female)34.6
Total households9,935
Family households (families)8,027
Average household size3.05
Average family size3.43
Total housing units10,388
* 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],