63664   Zip Code Potosi Washington MO United States

City Potosi
County Washington
State Missouri
Latitude 37.92161
Longitude -90.91661
Population 9,693
Density 33.68 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: $61,216
Median individual: $30,571

Race

Mode: 92.1% White

Gender

 51.0% male 

Rent

  $676 / month  

Median house value: $121,278.0

Age

Median: 36.9 years old

Education

With at least college degree: 13.7%
With STEM degree: 54.4%

Marital Status

 55.0% married 

Never married: 21.9%

Labor Force Participation

 56.2% working 

Unemployed: 3.0%

Average Family Size

 3.13 people 

Commute Time

 36.6 minutes 

Health Care

 9.3% uninsured 

Poverty

 18.6%

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

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