Yankton, South Dakota Yankton, South Dakota Yankton is a city in, and the county seat of, Yankton County, South Dakota, United States. The population was 14,454 at the 2010 census. Yankton is the principal city of the Yankton Micropolitan Statistical Area, which includes the entirety of Yankton County, and which had an estimated population of 22,662 as of July 1, 2017. Yankton was the first capital of Dakota Territory. It is named for the Yankton tribe of Nakota (Sioux) Native Americans; Yankton is derived from the Nakota word "I-hank-ton-wan" ("the end village"). Yankton is located on the Missouri River just downstream of the
Native American disease and epidemics times more likely to have Type II diabetes than white individuals of comparable age. The rates of diabetes among Native Americans also continue to rise. During the eight-year span of 1990 to 1998, diabetes grew 65% among the Native American population. This is very significant growth, and this growth continues in the present day. The highest rates of diabetes in the world are also found among a Native American tribe. The Pima tribe of Arizona took part in a research study on diabetes which documented diabetes rates within the tribe. This study found that the Pimas had diabetes rates 13