County Dossier
St. Charles County
Missouri | County
Population
414,535
Land Area
560.3 sq mi
Context
Metro
Geography
County silhouette
- Land Area
- 560.3 sq mi
- Water Area
- 32.1 sq mi
- Water Share
- 5.4%
Terrain Layer
Open the county terrain view inside the atlas flow.
Population & Housing
Population
414,535
- Density
- 739.8 / sq mi
- Households
- 161,311
- Housing Units
- 167,163
- Median Age
- 39.8 years
Income & Economy
Median Household Income
$104,692
GDP
$26.42B
Real GDP Change+3.1%
- Per Capita Income
- $51,051
- Personal Income
- $30.49B
- Personal Income Per Capita
- $71,954
Classification
RUCC 1
Metro
Counties in metro areas of 1 million population or more
Relief
Min
315 ft
Mean
535 ft
Max
900 ft