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ZIP Code Database - Facts & Stats

Data Last Updated: October 1, 2021

ZIP Codes for City of Winnebago, IL

Winnebago, IL Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 61088StandardWinnebago6,020815

Timezone(s):Central (GMT -06:00)
Population:3,101 (More Details)
Male Population:1,515
Female Population:1,586
Median Age:39
ZIP Codes:1
Area Codes:1
Total Area:519 square miles (county)
Land Area:513 square miles (county)
Water Area:6 square miles (county)

Winnebago, IL Demographic Information *

Total population3,101
Male population1,515
Female population1,586
Median age (years)39.4
White Population2,999
Black Population32
Indian Population7
Asian Population12
Hawaiian Population0
Hispanic Population55
Median age (Male)37.7
Median age (Female)41
Total households1,144
Family households (families)898
Average household size2.71
Average family size3.09
Total housing units1,180
* Demographic data is based on 2010 Census.

Winnebago, IL Other Information

79 Cities within 30 miles of Winnebago, IL Products


  1. U.S. Postal Service [Last Updated: 10/1/2021],
  2. Internal Data Creation [Last Updated: 10/1/2021],
  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],