Belfield is a city in Stark County, North Dakota, United States and only 15 minutes from Theodore Roosevelt National Park. The population was 996 at the 2020 census. Belfield was founded in 1883, and has seen many boom and busts in this oil-rich part of North Dakota. It is part of the Dickinson Micropolitan Statistical Area. In 1883 Belfield was struck by a tornado that swept away nine houses but did not cause any deaths. It was known as "The Remarkable Tornado of 1883."