Spearfish represents one of the most broad-based economies in Western South Dakota. Located in the beautiful Black Hills, Spearfish is conveniently located on Interstate 90, approximately 45 miles North of Rapid City, SD. Centrally located Midwest, Spearfish provide convenient access to both the East and West Coasts. Positioned as a regional trade center, our labor market continues to expand with over 80,000 workers living within a 45-minute commute.