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ZIP Code Database - Facts & Stats

Data Last Updated: January 1, 2022

ZIP Codes for City of De Smet, SD

De Smet, SD Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 57231StandardKingsbury1,695605

Timezone(s):Central (GMT -06:00)
Population:1,089 (More Details)
Male Population:514
Female Population:575
Median Age:50
ZIP Codes:1
Area Codes:1
Total Area:864 square miles (county)
Land Area:832 square miles (county)
Water Area:32 square miles (county)

De Smet, SD Demographic Information *

Total population1,089
Male population514
Female population575
Median age (years)49.6
White Population1,076
Black Population1
Indian Population6
Asian Population1
Hawaiian Population0
Hispanic Population5
Median age (Male)47.2
Median age (Female)51.5
Total households478
Family households (families)290
Average household size2.17
Average family size2.83
Total housing units552
* Demographic data is based on 2010 Census.

De Smet, SD Other Information

31 Cities within 30 miles of De Smet, SD Products


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