County Dossier
Marin County
California | County
Population
257,969
Land Area
520.1 sq mi
Context
Metro
Geography
County silhouette
- Land Area
- 520.1 sq mi
- Water Area
- 308.0 sq mi
- Water Share
- 37.2%
Terrain Layer
Open the county terrain view inside the atlas flow.
Population & Housing
Population
257,969
- Density
- 496.0 / sq mi
- Households
- 103,018
- Housing Units
- 112,116
- Median Age
- 47.4 years
Income & Economy
Median Household Income
$149,091
GDP
$36.85B
Real GDP Change+1.8%
- Per Capita Income
- $93,920
- Personal Income
- $48.94B
- Personal Income Per Capita
- $190,891
Classification
RUCC 1
Metro
Counties in metro areas of 1 million population or more
Relief
Min
-336 ft
Mean
273 ft
Max
2,575 ft