Coffee County is a county located in the central part of the state of Tennessee, in the United States. As of the 2020 census, the county's population was 57,889. Its county seat is Manchester. Coffee County is part of the Tullahoma-Manchester, TN Micropolitan Statistical Area. It is also part of Middle Tennessee, one of the three Grand Divisions of the state.

Manchester is a city in Coffee County, Tennessee, United States. The population was 12,213 at the 2020 census. It is the county seat of Coffee County. The city is located halfway between Nashville and Chattanooga on Interstate 24.