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ZIP Code Database - Facts & Stats

Data Last Updated: January 1, 2022

ZIP Codes for City of Eureka, SD

Eureka, SD Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 57437StandardMcpherson1,286605

Timezone(s):Central (GMT -06:00)
Population:868 (More Details)
Male Population:378
Female Population:490
Median Age:64
ZIP Codes:1
Area Codes:1
Total Area:1,152 square miles (county)
Land Area:1,137 square miles (county)
Water Area:15 square miles (county)

Eureka, SD Demographic Information *

Total population868
Male population378
Female population490
Median age (years)63.5
White Population852
Black Population0
Indian Population0
Asian Population2
Hawaiian Population0
Hispanic Population10
Median age (Male)60.3
Median age (Female)65.7
Total households452
Family households (families)240
Average household size1.8
Average family size2.45
Total housing units649
* Demographic data is based on 2010 Census.

Eureka, SD Other Information

  • Located in MCPHERSON County, South Dakota
  • Eureka, SD is also known as:
    • ARTAS, SD
    • HILLS, SD

13 Cities within 30 miles of Eureka, 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],