Fairfax County Address Data

  • State: Virginia
  • County: Fairfax County
  • County Seat: Fairfax
  • FIPS: 51059
  • Founded in: 1742
  • Population: 1,150,795
  • Density: 2,943 Persons/Square Mile
  • Area: 391 Square Miles
  • Government Type: County
  • Authority: Dillon's Rule
  • Legislative Body: Board of Supervisors
  • Legislative Body Size: 10
  • County Contact: 12000 Government Center Pkwy
    County Government Center
    Fairfax, VA 22035-0066
  • County site: http://www.fairfaxcounty.gov
  • Labor Force: 630,229
  • Unemployment Rate: 2.40%
  • Gross Domestic Product (GDP): $104.0 B

Top Cities in Fairfax County

Major Cities (population)

Neighbor Counties

  • District Of Columbia
  • Charles County
  • Montgomery County
  • Prince George's County
  • Arlington County
  • Loudoun County
  • Prince William County
  • Alexandria City
  • Fairfax City
  • Falls Church City
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