Yankton   County SD United States

County FIPS 46135
Largest City Yankton
State South Dakota
Latitude 43.0090
Longitude -97.3948
Population 23,414
Density 44.95 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: $72,821
Median individual: $41,790

Race

Mode: 87.8% White

Gender

 52.0% male 

Rent

  $781 / month  

Median house value: $226,782.0

Age

Median: 42.5 years old

Education

With at least college degree: 31.4%
With STEM degree: 43.6%

Marital Status

 47.4% married 

Never married: 33.3%

Labor Force Participation

 61.9% working 

Unemployed: 1.4%

Average Family Size

 2.93 people 

Commute Time

 15.3 minutes 

Health Care

 5.6% uninsured 

Poverty

 11.9%

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

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