63301   Zip Code Saint Charles St. Charles MO United States

City Saint Charles
County St. Charles
State Missouri
Latitude 38.86159
Longitude -90.47207
Population 52,667
Density 624.61 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: $85,308
Median individual: $45,952

Race

Mode: 81.1% White

Gender

 50.4% female 

Rent

  $1154 / month  

Median house value: $268,387.0

Age

Median: 38.0 years old

Education

With at least college degree: 38.2%
With STEM degree: 40.3%

Marital Status

 45.0% married 

Never married: 36.7%

Labor Force Participation

 63.5% working 

Unemployed: 3.7%

Average Family Size

 2.81 people 

Commute Time

 21.9 minutes 

Health Care

 6.2% uninsured 

Poverty

 7.8%

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

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