57437   Zip Code Eureka McPherson SD United States

City Eureka
County McPherson
State South Dakota
Latitude 45.78368
Longitude -99.618
Population 1,074
Density 2.07 people per square mile
Time Zone America/Chicago
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $49,276
Median individual: $29,052

Race

Mode: 94.3% White

Gender

 52.3% female 

Rent

  $566 / month  

Median house value: $89,934.0

Age

Median: 63.3 years old

Education

With at least college degree: 20.8%
With STEM degree: 47.5%

Marital Status

 57.4% married 

Never married: 17.5%

Labor Force Participation

 45.9% working 

Unemployed: 0.2%

Average Family Size

 2.27 people 

Commute Time

 18.8 minutes 

Health Care

 2.7% uninsured 

Poverty

 12.8%

All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.

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