Herndon, Virginia

Herndon
Central Herndon
Location within Fairfax county
Herndon
Herndon
Herndon
Coordinates: 38°58′17″N 77°23′19″W / 38.97139°N 77.38861°W / 38.97139; -77.38861
CountryUnited States
StateVirginia
CountyFairfax
Government
  MayorKeven LeBlanc Jr.
Area
  Total
4.29 sq mi (11.12 km2)
  Land4.29 sq mi (11.10 km2)
  Water0.01 sq mi (0.02 km2)
Elevation
361 ft (110 m)
Population
 (2020)
  Total
24,655
  Density5,747.1/sq mi (2,221.2/km2)
Time zoneUTC−5 (Eastern (EST))
  Summer (DST)UTC−4 (EDT)
ZIP code
20170
Area code(s)703, 571
FIPS code51-36648
GNIS feature ID1495675
Websitehttp://www.herndon-va.gov

Herndon is a town in Fairfax County, Virginia, United States. Located in Northern Virginia, it is part of the Washington, D.C. metropolitan area. In 2020, the population at the census was 24,655, which makes it the largest of three incorporated towns in the county.