Dickson County is a county located in the U.S. state of Tennessee. As of the 2020 census, the population was 54,315. Its county seat is Charlotte. Dickson County is part of the Nashville-Davidson–Murfreesboro–Franklin, TN Metropolitan Statistical Area. Dickson County is home to Tennessee's oldest courthouse in continuous use, built in 1835. This is the second courthouse in Charlotte as the first one, a log building, was destroyed in the Tornado of 1833, which destroyed all but one building on the courthouse square.

Charlotte is a town in Dickson County, Tennessee, United States. The population was 1,656 at the 2020 census. It is the county seat of Dickson County. This town is part of the Nashville metropolitan area.