57430   Zip Code Britton Marshall SD United States

City Britton
County Marshall
State South Dakota
Latitude 45.82203
Longitude -97.72205
Population 1,828
Density 5.18 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: $70,484
Median individual: $42,273

Race

Mode: 93.3% White

Gender

 52.2% male 

Rent

  $820 / month  

Median house value: $146,336.0

Age

Median: 45.0 years old

Education

With at least college degree: 23.2%
With STEM degree: 38.1%

Marital Status

 58.5% married 

Never married: 22.0%

Labor Force Participation

 67.1% working 

Unemployed: 0.0%

Average Family Size

 2.82 people 

Commute Time

 10.1 minutes 

Health Care

 3.5% uninsured 

Poverty

 8.7%

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

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