Decatur   County IN United States

County FIPS 18031
Largest City Greensburg
State Indiana
Latitude 39.3070
Longitude -85.5011
Population 26,422
Density 70.93 people per square mile
Time Zone America/Indiana/Indianapolis
  • 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: $69,783
Median individual: $40,282

Race

Mode: 93.3% White

Gender

 50.1% male 

Rent

  $861 / month  

Median house value: $197,402.0

Age

Median: 39.8 years old

Education

With at least college degree: 20.0%
With STEM degree: 46.3%

Marital Status

 55.0% married 

Never married: 26.0%

Labor Force Participation

 65.7% working 

Unemployed: 2.7%

Average Family Size

 2.92 people 

Commute Time

 24.0 minutes 

Health Care

 3.9% uninsured 

Poverty

 10.2%

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

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