Henry County, Virginia

Henry County, Virginia
Location within the U.S. state of Virginia
Coordinates: 36°40′N 79°53′W / 36.67°N 79.88°W / 36.67; -79.88
Country United States
State Virginia
Founded1777
Named afterPatrick Henry
SeatMartinsville
Largest townRidgeway
Area
 • Total
384 sq mi (990 km2)
 • Land382 sq mi (990 km2)
 • Water2 sq mi (5.2 km2)  0.5%
Population
 (2020)
 • Total
50,948
 • Density133/sq mi (51.5/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional district9th
Websitewww.henrycountyva.gov

Henry County is a county located in the U.S. state of Virginia. As of the 2020 census, the population was 50,948. The county seat is traditionally identified as Martinsville; however it is essentially a ghost seat, as the administration building (where county offices are located and where the board of supervisors holds meetings), county courthouse, and Henry County Sheriff's Office are located on Kings Mountain Road (SR 174) in Collinsville.The Henry County Adult Detention Center is located on DuPont Road in Henry County, just south of Martinsville.

Henry County is part of the Martinsville Micropolitan Statistical Area.