County Dossier
Marion County
Iowa | County
Population
33,642
Land Area
554.5 sq mi
Context
Nonmetro
Geography
County silhouette
- Land Area
- 554.5 sq mi
- Water Area
- 16.0 sq mi
- Water Share
- 2.8%
Terrain Layer
Open the county terrain view inside the atlas flow.
Population & Housing
Population
33,642
- Density
- 60.7 / sq mi
- Households
- 13,316
- Housing Units
- 14,386
- Median Age
- 39.9 years
Income & Economy
Median Household Income
$78,680
GDP
$2.88B
Real GDP Change-2.7%
- Per Capita Income
- $40,274
- Personal Income
- $2.28B
- Personal Income Per Capita
- $66,929
Classification
RUCC 6
Nonmetro
Urban population of 5,000 to 20,000, adjacent to a metro area
Relief
Min
677 ft
Mean
836 ft
Max
1,010 ft