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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

ZIP Codes for City of Winnebago, WI

Need a ZIP Code for Winnebago, WI? Please enter an address.

Area Code(s):920
Timezone(s):Central (GMT -06:00)
City Population:836 (More Details)
CBSA:Oshkosh-Neenah, WI
Congressional District(s):06
Land Area:434 square miles (county)
Water Area:144 square miles (county)

1 ZIP Code

Winnebago, WI ZIP Code Boundaries

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Winnebago, WI Covers 1 ZIP Code

ZIP CodeTypePopulation% of PopulationAliases
54985P.O. Box836100.00%

Winnebago, WI Demographic Information *

There is no Census data for the city of WINNEBAGO, WI. We have pulled information for the ZIP Code 54985 instead.
Total population**836
Male population784
Female population52
Median age (years)40.7
White Population589
Black Population204
Indian Population33
Asian Population2
Hawaiian Population1
Hispanic Population18
Median age (Male)41
Median age (Female)29
Total households0
Family households (families)0
Average household size0
Average family size0
Total housing units0
* Demographic data is based on 2010 Census for the City of WINNEBAGO.
** City and ZIP Code Population will not be equal due to differences in their geographies.


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