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 63 South Dakota Highway 63 South Dakota Highway 63 (SD 63) is a state highway in the central portions of the U.S. state of South Dakota. It connects U.S. Route 18 (US 18) south-southeast of Parmelee with the North Dakota state line north of McLaughlin. It consists of two disconnected segments. The southern segment begins at US 18 south-southeast of Parmelee and proceeds to a rural intersection just south of Norris. The much-longer northern segment, which is long, begins at an intersection with SD 44 just south of Corn Creek and ends at the North Dakota state line north of McLaughlin,