Macon   County IL United States

County FIPS 17115
Largest City Decatur
State Illinois
Latitude 39.8600
Longitude -88.9616
Population 101,849
Density 175.49 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: $62,666
Median individual: $38,837

Race

Mode: 74.2% White

Gender

 51.9% female 

Rent

  $847 / month  

Median house value: $126,942.0

Age

Median: 40.6 years old

Education

With at least college degree: 24.4%
With STEM degree: 41.7%

Marital Status

 45.3% married 

Never married: 33.6%

Labor Force Participation

 58.1% working 

Unemployed: 6.8%

Average Family Size

 3.06 people 

Commute Time

 19.4 minutes 

Health Care

 4.1% uninsured 

Poverty

 15.0%

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

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