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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Willow Lake, SD

Willow Lake, SD Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 57278StandardClark748605

Timezone(s):Central (GMT -06:00)
Counties:CLARK, SD
Population:263 (More Details)
Male Population:133
Female Population:130
Median Age:42
ZIP Codes:1
Area Codes:1
Total Area:967 square miles (county)
Land Area:958 square miles (county)
Water Area:10 square miles (county)

Willow Lake, SD Demographic Information *

Total population263
Male population133
Female population130
Median age (years)42.2
White Population242
Black Population0
Indian Population0
Asian Population0
Hawaiian Population0
Hispanic Population21
Median age (Male)36.5
Median age (Female)46
Total households115
Family households (families)68
Average household size2.29
Average family size3.03
Total housing units129
* Demographic data is based on 2010 Census.

Willow Lake, SD Other Information

28 Cities within 30 miles of Willow Lake, SD 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],