Buffalo   County SD United States

County FIPS 46017
Largest City Fort Thompson
State South Dakota
Latitude 44.0763
Longitude -99.2048
Population 1,808
Density 3.83 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: $47,045
Median individual: $28,250

Race

Mode: 79.0% Native

Gender

 55.9% male 

Rent

  $540 / month  

Median house value: $116,328.0

Age

Median: 22.8 years old

Education

With at least college degree: 9.9%
With STEM degree: 57.2%

Marital Status

 22.2% married 

Never married: 60.2%

Labor Force Participation

 54.7% working 

Unemployed: 10.8%

Average Family Size

 4.77 people 

Commute Time

 13.4 minutes 

Health Care

 43.0% uninsured 

Poverty

 33.9%

All data comes from the SimpleMaps US Counties Database, 2026.

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