Tennessee has a land area of 41,238.0 square miles and a water area of 906.2 square miles. It is the 34th largest state by area.

Anderson County, Tennessee has 337.2 square miles of land area and is the 65th largest county in Tennessee by total area.

Bedford County, Tennessee has 473.6 square miles of land area and is the 44th largest county in Tennessee by total area.

Benton County, Tennessee has 394.3 square miles of land area and is the 59th largest county in Tennessee by total area.

Bledsoe County, Tennessee has 406.4 square miles of land area and is the 57th largest county in Tennessee by total area.

Blount County, Tennessee has 558.8 square miles of land area and is the 23rd largest county in Tennessee by total area.

Bradley County, Tennessee has 328.8 square miles of land area and is the 67th largest county in Tennessee by total area.

Campbell County, Tennessee has 480.2 square miles of land area and is the 42nd largest county in Tennessee by total area.

Cannon County, Tennessee has 265.6 square miles of land area and is the 82nd largest county in Tennessee by total area.

Carroll County, Tennessee has 597.7 square miles of land area and is the 14th largest county in Tennessee by total area.