County Dossier
Dukes County
Massachusetts | County
Population
20,933
Land Area
103.2 sq mi
Context
Nonmetro
Geography
County silhouette
- Land Area
- 103.2 sq mi
- Water Area
- 387.8 sq mi
- Water Share
- 79.0%
Terrain Layer
Open the county terrain view inside the atlas flow.
Population & Housing
Population
20,933
- Density
- 202.8 / sq mi
- Households
- 7,584
- Housing Units
- 17,822
- Median Age
- 50.7 years
Income & Economy
Median Household Income
$125,786
GDP
$2.11B
Real GDP Change+2.7%
- Per Capita Income
- $79,756
- Personal Income
- $2.15B
- Personal Income Per Capita
- $102,176
Classification
RUCC 7
Nonmetro
Urban population of 5,000 to 20,000, not adjacent to a metro area
Relief
Min
-7 ft
Mean
12 ft
Max
295 ft