50240   Zip Code Saint Charles Madison IA United States

City Saint Charles
County Madison
State Iowa
Latitude 41.29368
Longitude -93.796
Population 2,393
Density 31.87 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: $107,563
Median individual: $57,227

Race

Mode: 90.1% White

Gender

 50.3% male 

Rent

  $855 / month  

Median house value: $305,764.0

Age

Median: 43.6 years old

Education

With at least college degree: 30.4%
With STEM degree: 41.2%

Marital Status

 65.4% married 

Never married: 22.5%

Labor Force Participation

 68.8% working 

Unemployed: 2.1%

Average Family Size

 3.05 people 

Commute Time

 32.8 minutes 

Health Care

 3.3% uninsured 

Poverty

 4.4%

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

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