According to the U.S. Census Bureau, North Dakotas population estimate as of July 1, 2022, was 779,261 residents. This makes North Dakota the 4th least populous state in the country. The population of North Dakota has been fluctuating slightly over the past seven decades, hitting a low of 617,761 in the 1970 census, with 642,200 in the 2000 census. However, North Dakotas population has been increasing in recent years, with a 0.17% increase from 2021 to 2022.