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Geography & Quick Facts

Population
6,296,254, the 17th largest state
Size of the State
About 491 miles long and 115 miles wide
Total Area
42,146 square miles
Land
41,220 square miles
Water
926 square miles
Geographic Center
5 miles NE of Murfreesboro in Rutherford County. Longitude: 86° 37.3'W, Latitude: 35° 47.7'N
Bordering States
Kentucky, Virginia, Georgia, Alabama, Mississippi, North Carolina, Missouri and Arkansas
Record Temperatures
Highest: 113°F recorded on July 29 and August 9, 1930 in Perryville.
Lowest: -32°F recorded on December 30, 1917 at Mountain City.
Average Rainfall Per Year
52.98 inches
Highest Point
Clingman's Dome, 6,643 feet, in the Great Smoky Mountains National Park.
Lowest Point
Mississippi Bottoms, 178 feet above sea level near the Mississippi River.
Major Rivers
Tennessee, Mississippi, Cumberland, Clinch, Duck
Major Lakes
Kentucky, Norris, Chickamauga, Cherokee, Tims Ford Reservoir

Three Grand Divisions
There are three grand divisions of the state: the eastern, middle and western. These are the counties comprising each division according to Tenn. Code Ann. § 4-1-201 (2012):

Eastern Division:
Anderson, Bledsoe, Blount, Bradley, Campbell, Carter, Claiborne, Cocke, Cumberland, Grainger, Greene, Hamblen, Hamilton, Hancock, Hawkins, Jefferson, Johnson, Knox, Loudon, Marion, McMinn, Meigs, Monroe, Morgan, Polk, Rhea, Roane, Scott, Sevier, Sullivan, Unicoi, Union and Washington

Middle Division:
Bedford, Cannon, Cheatham, Clay, Coffee, Davidson, DeKalb, Dickson, Fentress, Franklin, Giles, Grundy, Hickman, Houston, Humphreys, Jackson, Lawrence, Lewis, Lincoln, Macon, Marshall, Maury, Montgomery, Moore, Overton, Perry, Pickett, Putnam, Robertson, Rutherford, Sequatchie, Smith, Stewart, Sumner, Trousdale, Van Buren, Warren, Wayne, White, Williamson and Wilson

Western Division:
Benton, Carroll, Chester, Crockett, Decatur, Dyer, Fayette, Gibson, Hardeman, Hardin, Haywood, Henderson, Henry, Lake, Lauderdale, Madison, McNairy, Obion, Shelby, Tipton and Weakley