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 gaming be open six days a week, contrary to Florida state law which only allows two days a week for bingo halls to be open, as well as going over the maximum limit of $100 jackpots. The law was enacted from the charity bingo limits set by Catholic Churches. The sheriff of Broward County, where the Native reservation lies, made arrests the minute the bingo hall opened, and the tribe sued the county ("Seminole Tribe v. Butterworth"), stating that Native tribes have sovereignty rights that are protected by the federal government from interference by state government. A District court ruled in