Calhoun is a town in McMinn County, Tennessee, United States. It is part of the Chattanooga–Cleveland–Athens combined statistical area. The population was 496 at the 2000 census. Calhoun is situated along the north bank of the Hiwassee River, which flows from the Appalachian Mountains to the east and empties into the Chickamauga Lake impoundment of the Tennessee River a few miles to the west. The river forms the boundary between McMinn County and Bradley County. The town of Charleston is located across the river to the south, on the Bradley County side. Calhoun is centered around the junction of U.S. Route 11, which connects the town to Athens to the north and Charleston and Cleveland to the south, and State Route 163 (Bowater Road), which connects Calhoun to U.S. Route 411 in Delano to the east and Interstate 75 and Meigs County to the west.