57031   Zip Code Gayville Yankton SD United States

City Gayville
County Yankton
State South Dakota
Latitude 42.87058
Longitude -97.18655
Population 784
Density 19.95 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: $64,794
Median individual: $48,514

Race

Mode: 85.5% White

Gender

 57.8% male 

Rent

  $602 / month  

Median house value: $140,478.0

Age

Median: 42.6 years old

Education

With at least college degree: 13.9%
With STEM degree: 41.0%

Marital Status

 44.8% married 

Never married: 31.9%

Labor Force Participation

 82.5% working 

Unemployed: 0.0%

Average Family Size

 2.91 people 

Commute Time

 19.1 minutes 

Health Care

 3.4% uninsured 

Poverty

 5.4%

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

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