
Knoxville is a city in, and the county seat of, Knox County in the U.S. state of Tennessee. As of July 1, 2019, Knoxville's population was 187,603, making it the largest city in the East Tennessee Grand Division, and the state’s overall third largest city after Nashville and Memphis. Knoxville is the principal city of the Knoxville Metropolitan Statistical Area, which had an estimated population of 869,046 in 2019.

The City of Knoxville Fire Department is an ISO Class 2 department that provides fire protection and emergency medical services for the city of Knoxville, Tennessee. The department is responsible for 104 square miles (270 km2) with over 180,000 residents.

The flag of Knoxville, Tennessee consists of an upper section that begins with a blue square followed by horizontal bars of white and black. The lower section contains a red square also followed by horizontal bars of white and black. In the middle section of white, a golden winged wheel is emblazoned with the shield of the City. The escutcheon is supported by a sheaf of corn and a sheaf of wheat. The year 1791 appears below the shield and a crest of nine gold stars (mullets) surmounts it.

Knox County Schools is the school district that operates all public schools in Knox County, Tennessee. It is headquartered in the Andrew Johnson Building in downtown Knoxville.
McGhee Tyson Air National Guard Base is a joint military facility located at McGhee Tyson Airport. It is located approximately 10 miles (16 km) south of the central business district of Knoxville, near Alcoa, in Blount County, Tennessee, United States. It was the site of McGhee Tyson Air Force Base from 1952 until 1960.

Tennessee marble is a type of crystalline limestone found only in East Tennessee, in the southeastern United States. Long esteemed by architects and builders for its pinkish-gray color and the ease with which it is polished, this stone has been used in the construction of numerous notable buildings and monuments throughout the United States and Canada, including the National Gallery of Art and the National Air and Space Museum in Washington, D.C., the Minnesota State Capitol, as well as parts of the United States Capitol in Washington, Grand Central Terminal in New York, and Union Station in Toronto. Tennessee marble achieved such popularity in the late-19th century that Knoxville, the stone's primary finishing and distribution center, became known as "The Marble City."

The United States District Court for the Eastern District of Tennessee is the federal court in the Sixth Circuit whose jurisdiction covers all of East Tennessee and a portion of Middle Tennessee. The court has jurisdiction over 41 counties with 4 divisions. Based in Knoxville, Tennessee, it maintains branch facilities in Chattanooga, Tennessee; Greeneville, Tennessee; and Winchester, Tennessee.The Southern Division, based in Chattanooga, Tennessee, serves Bledsoe, Bradley, Hamilton, Marion, McMinn, Meigs, Polk, Rhea and Sequatchie counties. The Northeastern Division, based in Greeneville, Tennessee, serves Carter, Cocke, Greene, Hamblen, Hancock, Hawkins, Johnson, Sullivan, Unicoi and Washington counties. The Northern Division, based in Knoxville, Tennessee, serves Anderson, Blount, Campbell, Claiborne, Grainger, Jefferson, Knox, Loudon, Monroe, Morgan, Roane, Scott, Sevier and Union counties. The Winchester Division serves Bedford, Coffee, Franklin, Grundy, Lincoln, Moore, Warren and Van Buren counties.
