County Dossier
Fairfax County
Virginia | County
Population
1,147,837
Land Area
391.0 sq mi
Context
Metro
Geography
County silhouette
- Land Area
- 391.0 sq mi
- Water Area
- 15.5 sq mi
- Water Share
- 3.8%
Terrain Layer
Open the county terrain view inside the atlas flow.
Population & Housing
Population
1,147,837
- Density
- 2,935.5 / sq mi
- Households
- 414,101
- Housing Units
- 430,047
- Median Age
- 39.1 years
Income & Economy
Median Household Income
$153,637
- Per Capita Income
- $71,828
Classification
RUCC 1
Metro
Counties in metro areas of 1 million population or more
Relief
Min
-189 ft
Mean
264 ft
Max
560 ft