Bottineau County is a county in the U.S. state of North Dakota. As of the 2020 census, the population was 6,379. Its county seat is Bottineau.

The Territory of Dakota was an organized incorporated territory of the United States that existed from March 2, 1861, until November 2, 1889, when the final extent of the reduced territory was split and admitted to the Union as the states of North and South Dakota.