Adamsville is a town in Hardin and McNairy counties, Tennessee, United States. The population was 2,207 at the 2010 census. Adamsville is named after George D. Adams, who operated an inn and stagecoach stop in the 1840s. Adamsville's nickname is the "Biggest Little Town in Tennessee" and was the home of Sheriff Buford Pusser.

Hardin County is a county located in the U.S. state of Tennessee. As of the 2020 census, the population was 26,831. The county seat is Savannah. Hardin County is located north of and along the borders of Mississippi and Alabama. The county was founded in November 1819 and named posthumously for Col. Joseph Hardin, a Revolutionary War soldier and a legislative representative for the Province of North Carolina; the State of Franklin; and the Southwest Territory. Hardin County was the site of the Battle of Shiloh during the Civil War.