60112   Zip Code Cortland DeKalb IL United States

City Cortland
County DeKalb
State Illinois
Latitude 41.92391
Longitude -88.68994
Population 4,621
Density 1264.51 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: $72,831
Median individual: $38,309

Race

Mode: 72.4% White

Gender

 54.4% male 

Rent

  $1552 / month  

Median house value: $227,805.0

Age

Median: 31.5 years old

Education

With at least college degree: 26.6%
With STEM degree: 46.2%

Marital Status

 46.5% married 

Never married: 35.9%

Labor Force Participation

 72.2% working 

Unemployed: 8.1%

Average Family Size

 3.20 people 

Commute Time

 25.6 minutes 

Health Care

 7.5% uninsured 

Poverty

 6.9%

All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.

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