Franklin   County IL United States

County FIPS 17055
Largest City West Frankfort
State Illinois
Latitude 37.9923
Longitude -88.9242
Population 37,323
Density 91.3 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: $56,740
Median individual: $31,967

Race

Mode: 94.7% White

Gender

 50.3% female 

Rent

  $803 / month  

Median house value: $93,587.0

Age

Median: 43.4 years old

Education

With at least college degree: 15.8%
With STEM degree: 41.8%

Marital Status

 48.3% married 

Never married: 24.7%

Labor Force Participation

 56.0% working 

Unemployed: 7.7%

Average Family Size

 2.87 people 

Commute Time

 26.9 minutes 

Health Care

 7.3% uninsured 

Poverty

 17.5%

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

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