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ZIP Code Database - Facts & Stats

Data Last Updated: December 1, 2022

ZIP Codes for City of Sister Bay, WI

Sister Bay, WI Covers 1 ZIP Code

ZIP CodeTypeCountyPopulation
ZIP Code 54234StandardDoor1,614

Timezone(s):Central (GMT -06:00)
Counties:DOOR, WI
Population:876 (More Details)
Male Population:376
Female Population:500
Median Age:63
ZIP Codes:1
Area Codes:1
Total Area:2,370 square miles (county)
Land Area:482 square miles (county)
Water Area:1,888 square miles (county)

Sister Bay, WI Demographic Information *

Total population876
Male population376
Female population500
Median age (years)62.7
White Population854
Black Population6
Indian Population1
Asian Population2
Hawaiian Population0
Hispanic Population27
Median age (Male)58.3
Median age (Female)67.2
Total households457
Family households (families)217
Average household size1.75
Average family size2.43
Total housing units1,335
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 12/1/2022],
  2. Internal Data Creation [Last Updated: 12/1/2022],
  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],