Stephenson   County IL United States

County FIPS 17177
Largest City Freeport
State Illinois
Latitude 42.3518
Longitude -89.6623
Population 43,768
Density 77.59 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: $64,043
Median individual: $36,672

Race

Mode: 79.6% White

Gender

 51.1% female 

Rent

  $798 / month  

Median house value: $134,387.0

Age

Median: 45.3 years old

Education

With at least college degree: 20.7%
With STEM degree: 39.5%

Marital Status

 50.2% married 

Never married: 29.9%

Labor Force Participation

 60.6% working 

Unemployed: 4.3%

Average Family Size

 2.75 people 

Commute Time

 20.7 minutes 

Health Care

 5.2% uninsured 

Poverty

 13.9%

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

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