Sullivan -- U.S. County in Tennessee Population (2000): 153048 Housing Units (2000): 69052 Land area (2000): 413.022579 sq. miles (1069.723523 sq. km) Water area (2000): 16.665648 sq. miles (43.163828 sq. km) Total area (2000): 429.688227 sq. miles (1112.887351 sq. km) Located within: Tennessee (TN), FIPS 47 Location: 36.530363 N, 82.383596 W Headwords: Sullivan Sullivan, TN Sullivan County Sullivan County, TN