County Dossier
DuPage County
Illinois | County
Population
930,024
Land Area
327.9 sq mi
Context
Metro
Geography
County silhouette
- Land Area
- 327.9 sq mi
- Water Area
- 8.5 sq mi
- Water Share
- 2.5%
Terrain Layer
Open the county terrain view inside the atlas flow.
Population & Housing
Population
930,024
- Density
- 2,836.4 / sq mi
- Households
- 350,758
- Housing Units
- 367,152
- Median Age
- 40.2 years
Income & Economy
Median Household Income
$112,096
GDP
$129.73B
Real GDP Change+0.5%
- Per Capita Income
- $58,189
- Personal Income
- $92.29B
- Personal Income Per Capita
- $98,481
Classification
RUCC 1
Metro
Counties in metro areas of 1 million population or more
Relief
Min
509 ft
Mean
728 ft
Max
959 ft