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Tennessee is in the Southeastern United States. Most of the state is considered part of the Upland South, and the eastern third is part of Appalachia. [1] Tennessee covers roughly 42,143 square miles (109,150 km 2), of which 926 square miles (2,400 km 2), or 2.2%, is water. It is the 16th smallest state in terms of land area.
Tennessee covers roughly 42,143 square miles (109,150 km 2), of which 926 square miles (2,400 km 2), or 2.2%, is water. It is the 16th smallest state in land area. The state is about 440 miles (710 km) long from east to west and 112 miles (180 km) wide from north to south.
There are 95 counties in the U.S. State of Tennessee. As of 2023, Shelby County was both Tennessee's most populous county, with 910,042 residents, and the largest county in area, covering an area of 755 sq mi (1,955 km 2). The least populous county was Pickett County (5,128) and the smallest in area was Trousdale County, covering 114 sq mi (295 ...
The longest interstate highway in Tennessee is Interstate 40, at a length of 454.81 miles (731.95 km). The segment of I-40 in Tennessee is also the longest segment of all of the states the route traverses. The shortest mainline interstate highway in Tennessee is I-55, at a length of 12.28 miles (19.76 km) in Memphis.
Interstate 40 in Tennessee. Interstate 40 (I-40) is part of the Interstate Highway System that runs 2,556.61 miles (4,114.46 km) from Barstow, California, to Wilmington, North Carolina. [1] The highway crosses Tennessee from west to east, from the Mississippi River at the Arkansas border to the Blue Ridge Mountains at the North Carolina border.
I-75 enters Tennessee on the eastern side of East Ridge, a southern suburb of Chattanooga. Less than 0.5 miles (0.80 km) into Tennessee is an interchange with US 41 (unsigned US 76). About a mile (1.6 km) later, at exit 2, is a three-way interchange with the eastern terminus of I-24, which runs west into downtown Chattanooga and to Nashville.
The State Route System of Tennessee is maintained and developed by the Tennessee Department of Transportation (TDOT) in the U.S. state of Tennessee.Currently the state has 14,150 miles (22,770 km) of state-maintained roadways, including 1,233 miles (1,984 km) of Interstate Highways and 13,077 miles (21,045 km) of State Highways. [2]
The Great Smoky Mountains National Park is located entirely within the Tennessee Valley, the watershed of the Tennessee River, and contains an estimated 2,900 miles (4,700 km) of streams. [17] The Little Tennessee River runs along the southwestern border of the park, which is impounded by Chilhowee Dam , Calderwood Dam , Cheoah Dam , and ...