Rockingham Marina is conveniently located between Kingsport and Johnson City on the Tennessee Valley Authority system's Boone Lake in Gray, Tennessee. The marina recently added 48 brand new slips. The 12' wide single covered 32' slips with concrete decking offer the best access and protection for your boat in the East Tennessee region. The owners of the marina maintain a family oriented and fun atmosphere at the largest and best marina on Boone Lake. The marina is home to the fleet of boats from Carefree Boat Club on Boone. In 2012, the Carefree Boat Club is adding more boats on Watauga Lake and South Holston Lake to the mix. Call for a tour of the fleet and take a ride on one of the new Boat Club boats. Go to the CarefreeBoats website for more information. We make boating easy!