McNair, Virginia

McNair, Virginia
Buildings in Dulles Corner
McNair
Location within Fairfax county
McNair
McNair (Virginia)
McNair
McNair (the United States)
Coordinates: 38°57′8″N 77°24′50″W / 38.95222°N 77.41389°W / 38.95222; -77.41389
CountryUnited States
StateVirginia
CountyFairfax
Area
  Total
2.06 sq mi (5.33 km2)
  Land2.04 sq mi (5.29 km2)
  Water0.02 sq mi (0.05 km2)
Elevation
340 ft (100 m)
Population
 (2020)
  Total
21,598
  Estimate 
(2023)
22,451
  Density10,577/sq mi (4,083.8/km2)
Time zoneUTC−5 (Eastern (EST))
  Summer (DST)UTC−4 (EDT)
ZIP code
20171
FIPS code51-48450
GNIS feature ID2584871

McNair is a census-designated place located in the Oak Hill section of Fairfax County, Virginia, United States. It is directly to the east of Washington Dulles International Airport. The population as of the 2020 census was 21,598. Much of the population resides in the McNair Farms planned community. The community has a school called McNair Elementary.

McNair is also home to the Dulles Corner Business Park, home to the headquarters of Airbus Group, Inc. and Northrop Grumman Technical Services.