Harnett County, North Carolina

Harnett County
Harnett County Courthouse
Location within the U.S. state of North Carolina
North Carolina's location within the U.S.
Coordinates: 35°22′N 78°52′W / 35.37°N 78.87°W / 35.37; -78.87
Country United States
State North Carolina
Founded1855
Named afterCornelius Harnett
SeatLillington
Largest communityAnderson Creek
Area
  Total
601.22 sq mi (1,557.2 km2)
  Land594.93 sq mi (1,540.9 km2)
  Water6.29 sq mi (16.3 km2)  1.05%
Population
 (2020)
  Total
133,568
  Estimate 
(2023)
141,477
  Density224.51/sq mi (86.68/km2)
Time zoneUTC−5 (Eastern)
  Summer (DST)UTC−4 (EDT)
Congressional district13th
Websitewww.harnett.org

Harnett County (/ˈhɑːrnɪt/ HAR-nit) is a county located in the U.S. state of North Carolina. As of the 2020 census, the population was 133,568. Its county seat is Lillington; its largest community is Anderson Creek. Harnett County is part of the Anderson Creek, NC Micropolitan Statistical Area.