Custer State Park is a state park and wildlife reserve in the Black Hills of southwestern South Dakota, USA. The park is South Dakota's largest and first state park, named after Lt. Colonel George Armstrong Custer. Custer State Park boasts several scenic drives that explore the diversity of the area. From the granite spires of Needles Highway to the bison along Wildlife Loop Road. The clear mountain waters are inviting, and the open ranges are waiting to be discovered. Bring your family to Custer State Park, and let yourself run wild. Custer State Park in the Black Hills encompasses 71,000 acres of spectacular terrain and an abundance of wildlife.