County Dossier
Delaware County
Iowa | County
Population
17,558
Land Area
577.7 sq mi
Context
Nonmetro
Geography
County silhouette
- Land Area
- 577.7 sq mi
- Water Area
- 1.2 sq mi
- Water Share
- 0.2%
Terrain Layer
Open the county terrain view inside the atlas flow.
Population & Housing
Population
17,558
- Density
- 30.4 / sq mi
- Households
- 7,369
- Housing Units
- 8,169
- Median Age
- 43.4 years
Income & Economy
Median Household Income
$74,989
GDP
$1.26B
Real GDP Change+3.9%
- Per Capita Income
- $41,445
- Personal Income
- $1.11B
- Personal Income Per Capita
- $62,983
Classification
RUCC 8
Nonmetro
Urban population of fewer than 5,000, adjacent to a metro area
Relief
Min
769 ft
Mean
1,011 ft
Max
1,208 ft