Sangamon   County IL United States

County FIPS 17167
Largest City Springfield
State Illinois
Latitude 39.7582
Longitude -89.6589
Population 194,947
Density 224.59 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: $75,357
Median individual: $45,206

Race

Mode: 78.1% White

Gender

 51.7% female 

Rent

  $983 / month  

Median house value: $178,852.0

Age

Median: 41.0 years old

Education

With at least college degree: 36.6%
With STEM degree: 43.3%

Marital Status

 46.1% married 

Never married: 33.5%

Labor Force Participation

 61.2% working 

Unemployed: 5.4%

Average Family Size

 2.97 people 

Commute Time

 19.7 minutes 

Health Care

 3.6% uninsured 

Poverty

 13.1%

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

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