North Dakota, constituent state of the United States of America. North Dakota was admitted to the union as the 39th state on November 2, 1889. A north-central state, it is bounded by the Canadian provinces of Saskatchewan and Manitoba to the north and by the U.S. states of Minnesota to the east, South Dakota to the south, and Montana to the west. The North Dakota town of Rugby is considered to be the geographic centre of the North American continent. Bismarck, located in the centre of the state, is the capital.
The state of North Dakota has a population of 641,566, and is formerly abbreviated as ND. North Dakota has 264,968 households in the state, with an average of 2.31 people living in each of them. Of the 641,566 people living in North Dakota, 50.23% are male, 49.77% are female, 57.78% are married and 42.22% are single. 57.24% of existing homes are owned by inhabitants, with a median home cost of $97,910 in the state.
Air quality in North Dakota is rated at 95.6/100, and water quality at 53/100. There are 205.1 physicians in North Dakota per 100,000 of the population. Unemployment rates average 3.20% in the state and the sales tax rate is 6.50%.
Average income per household in North Dakota is $44,308. 13.84% of households have income levels less than $15,000 per year. 20.91% of households have income levels between $50,000 and $75,000 annually, and 0.28% earn more than $500,000 per year.