Wind Cave National Park
U.S. 385 enters South Dakota south of Oelrichs. It is overlapped with U.S. Route 18 between Oelrichs and Hot Springs. U.S. 385 turns north and enters Wind Cave National Park before turning west to go through Pringle. At Custer, it begins an overlap with U.S. Route 16, which ends near Hill City. U.S. 385 gradually turns in a northwesterly direction and ends at an intersection with U.S. Route 85 at Deadwood.