South Dakota South Dakota South Dakota () is a U.S. state in the Midwestern region of the United States. It is named after the Lakota and Dakota Sioux Native American tribes, who compose a large portion of the population and historically dominated the territory. South Dakota is the seventeenth largest by area, but the fifth smallest by population and the 5th least densely populated of the 50 United States. As the southern part of the former Dakota Territory, South Dakota became a state on November 2, 1889, simultaneously with North Dakota. Pierre is the state capital and Sioux Falls, with a population
South Dakota Highway 17 South Dakota Highway 17 South Dakota Highway 17 (SD 17) is a state highway in the southeastern part of the U.S. state of South Dakota. It connects Lennox with the western edges of Sioux Falls. SD 17 formerly continued south to what is now SD 46 near Centerville. SD 17 begins at an intersection with SD 44 just south of Lennox, in the west-central part of Lincoln County. It travels to the north, on Pine Street, and almost immediately enters the city. It intersects the eastern terminus of Fourth Avenue, which is signed as a "city truck route". North of