Fairfax County, Virginia

Geography According to the U.S. Census Bureau, the county has a total area of 1,053 km² (407 mi²). 1,023 km² (395 mi²) of it is land and 30 km² (12 mi²) of it is water. The total area is 2.85% water.

Demographics As of the census of 2000, there are 969,749 people, 350,714 households, and 250,409 families residing in the county. The population density is 948/km² (2,455/mi²). There are 359,411 housing units at an average density of 351/km² (910/mi²). The racial makeup of the county is 69.91% White, 8.57% African American, 0.26% Native American, 13.00% Asian, 0.07% Pacific Islander, 4.54% from other races, and 3.65% from two or more races. 11.03% of the population are Hispanic or Latino of any race.

There are 350,714 households out of which 36.30% have children under the age of 18 living with them, 59.40% are married couples living together, 8.60% have a female householder with no husband present, and 28.60% are non-families. 21.40% of all households are made up of individuals and 4.80% have someone living alone who is 65 years of age or older. The average household size is 2.74 and the average family size is 3.20.

In the county, the population is spread out with 25.40% under the age of 18, 7.50% from 18 to 24, 33.90% from 25 to 44, 25.30% from 45 to 64, and 7.90% who are 65 years of age or older. The median age is 36 years. For every 100 females there are 98.60 males. For every 100 females age 18 and over, there are 96.20 males.

The median income for a household in the county is $81,050, and the median income for a family is $92,146. Males have a median income of $60,503 versus $41,802 for females. The per capita income for the county is $36,888. 4.50% of the population and 3.00% of families are below the poverty line. Out of the total people living in poverty, 5.20% are under the age of 18 and 4.00% are 65 or older.

Cities and Towns

• Annandale
• Bailey's Crossroads
• Belle Haven
• Burke
• Centreville
• Chantilly
• Clifton
• Dunn Loring
• Fort Belvoir
• Fort Hunt
• Franconia
• Great Falls
• Groveton
• Herndon
• Huntington
• Hybla Valley
• Idylwood
• Jefferson
• Lake Barcroft
• Lincolnia
• Lorton
• Mantua
• McLean
• Merrifield
• Mount Vernon
• Newington
• North Springfield
• Oakton
• Occoquan
• Pimmit Hills
• Reston
• Rose Hill
• Seven Corners
• Springfield
• Tysons Corner
• Vienna
• West Springfield
• Wolf Trap