There are 86 Orthodontists in South Dakota, serving a population of 855,444 people in an area of 75,791 square miles. There is 1 Orthodontist per 9,947 people, and 1 Orthodontist per 881 square miles.
The state of South Dakota is ranked 41st in Orthodontists per capita, and 49th in Orthodontists per square mile.