Warren County, North Carolina

Warren County
Warren County Courthouse in Warrenton
Location within the U.S. state of North Carolina
North Carolina's location within the U.S.
Coordinates: 36°24′N 78°06′W / 36.40°N 78.10°W / 36.40; -78.10
Country United States
State North Carolina
Founded1779
Named afterJoseph Warren
SeatWarrenton
Largest communityWarrenton
Area
  Total
444.30 sq mi (1,150.7 km2)
  Land429.39 sq mi (1,112.1 km2)
  Water14.91 sq mi (38.6 km2)  3.36%
Population
 (2020)
  Total
18,642
  Estimate 
(2023)
18,836
  Density42/sq mi (16/km2)
Time zoneUTC−5 (Eastern)
  Summer (DST)UTC−4 (EDT)
Congressional district1st
Websitewww.warrencountync.com

Warren County is a county located in the northeastern Piedmont region of the U.S. state of North Carolina, on the northern border with Virginia, made famous for a landfill and birthplace of the environmental justice movement. As of the 2020 census, its population was 18,642. Its county seat is Warrenton. It was a center of tobacco and cotton plantations, education, and later textile mills.