60045   Zip Code Lake Forest Lake IL United States

City Lake Forest
County Lake
State Illinois
Latitude 42.23807
Longitude -87.87006
Population 21,074
Density 989.12 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: $233,125
Median individual: $79,207

Race

Mode: 82.3% White

Gender

 52.0% female 

Rent

  $1857 / month  

Median house value: $932,241.0

Age

Median: 45.9 years old

Education

With at least college degree: 81.3%
With STEM degree: 42.9%

Marital Status

 61.5% married 

Never married: 26.8%

Labor Force Participation

 54.9% working 

Unemployed: 1.8%

Average Family Size

 3.04 people 

Commute Time

 30.9 minutes 

Health Care

 1.8% uninsured 

Poverty

 3.5%

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

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