5 Least Populated States in America

4. North Dakota

Population in 2022 (million): 0.78

North Dakota produced 431 million barrels of oil in 2021, ranking second among all states in terms of oil production. According to the EIA, only Texas produced more with 1.8 billion barrels for the year. In terms of population, North Dakota is one of the least populated states with 0.78 million residents in 2022.