Dickson -- U.S. County in Tennessee Population (2000): 43156 Housing Units (2000): 17614 Land area (2000): 489.866866 sq. miles (1268.749305 sq. km) Water area (2000): 1.417544 sq. miles (3.671421 sq. km) Total area (2000): 491.284410 sq. miles (1272.420726 sq. km) Located within: Tennessee (TN), FIPS 47 Location: 36.117131 N, 87.356266 W Headwords: Dickson Dickson, TN Dickson County Dickson County, TN