County Dossier
St. Clair County
Missouri | County
Population
9,587
Land Area
675.0 sq mi
Context
Nonmetro
Geography
County silhouette
- Land Area
- 675.0 sq mi
- Water Area
- 27.1 sq mi
- Water Share
- 3.9%
Terrain Layer
Open the county terrain view inside the atlas flow.
Population & Housing
Population
9,587
- Density
- 14.2 / sq mi
- Households
- 4,071
- Housing Units
- 5,290
- Median Age
- 46.1 years
Income & Economy
Median Household Income
$53,043
GDP
$257.24M
Real GDP Change-4.3%
- Per Capita Income
- $29,315
- Personal Income
- $403.76M
- Personal Income Per Capita
- $40,999
Classification
RUCC 8
Nonmetro
Urban population of fewer than 5,000, adjacent to a metro area
Relief
Min
666 ft
Mean
824 ft
Max
1,066 ft