57551   Zip Code Martin Bennett SD United States

City Martin
County Bennett
State South Dakota
Latitude 43.18087
Longitude -101.70012
Population 2,084
Density 2.85 people per square mile
Time Zone America/Denver
  • 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: $70,096
Median individual: $33,568

Race

Mode: 52.6% White

Gender

 51.6% female 

Rent

  $613 / month  

Median house value: $161,815.0

Age

Median: 36.0 years old

Education

With at least college degree: 25.6%
With STEM degree: 37.4%

Marital Status

 44.7% married 

Never married: 39.0%

Labor Force Participation

 58.2% working 

Unemployed: 7.1%

Average Family Size

 3.65 people 

Commute Time

 12.5 minutes 

Health Care

 23.0% uninsured 

Poverty

 20.5%

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

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