Darke   County OH United States

County FIPS 39037
Largest City Greenville
State Ohio
Latitude 40.1332
Longitude -84.6193
Population 51,594
Density 86.3 people per square mile
Time Zone America/New York
  • 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: $64,486
Median individual: $36,376

Race

Mode: 95.1% White

Gender

 50.1% female 

Rent

  $779 / month  

Median house value: $172,964.0

Age

Median: 41.8 years old

Education

With at least college degree: 16.5%
With STEM degree: 38.1%

Marital Status

 53.8% married 

Never married: 25.0%

Labor Force Participation

 60.2% working 

Unemployed: 2.8%

Average Family Size

 2.98 people 

Commute Time

 23.0 minutes 

Health Care

 7.2% uninsured 

Poverty

 11.0%

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

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