Clay   County IL United States

County FIPS 17025
Largest City Flora
State Illinois
Latitude 38.7542
Longitude -88.4902
Population 13,052
Density 27.88 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: $60,417
Median individual: $35,280

Race

Mode: 95.2% White

Gender

 50.4% female 

Rent

  $735 / month  

Median house value: $96,944.0

Age

Median: 40.4 years old

Education

With at least college degree: 13.1%
With STEM degree: 40.1%

Marital Status

 48.6% married 

Never married: 25.8%

Labor Force Participation

 56.6% working 

Unemployed: 4.8%

Average Family Size

 2.92 people 

Commute Time

 25.0 minutes 

Health Care

 5.1% uninsured 

Poverty

 17.5%

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

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