Faith, South Dakota of Historic Places. Faith is accessed from U.S. Route 212, and South Dakota state highway 73. The nearest commercial airports are located at Pierre, the state capital, and Rapid City, the major market city of the region, located 100 miles to the southwest. The railroad was constructed in 1910 and abandoned in the 1960s; there is presently no scheduled passenger bus service or freight service to the city. Faith is located in the West River region of South Dakota, that section of the state located west of the Missouri River, and in the Northern Great Plains, on a ridge dividing
South Dakota Highway 21 was completely concurrent with US 81, which was also established at this time. This concurrency extended from the Nebraska state line to the North Dakota state line. By 1935, all of SD 21 was decommissioned except for its current alignment. South Dakota Highway 21 South Dakota Highway 21 (SD 21) is a state highway in the eastern part of the U.S. state of South Dakota. It connects Lake Norden and Hayti, completely within the south-central part of Hamlin County. SD 21 originally extended from the Nebraska state line to the North Dakota state line, completely concurrent with U.S. Route 81