Parshall is a city lying within the jurisdictional boundaries of the Mandan, Hidatsa, and Arikara Nation. It is located on the Fort Berthold Indian Reservation in Mountrail County, North Dakota, United States. The population was 949 at the 2020 census. Parshall was founded in 1914 by George Parshall, and is the home of the Paul Broste Rock Museum. On February 15, 1936, Parshall recorded a temperature of −60 °F or −51.1 °C, setting a state record low temperature, which still stands today.