Benson County, North Dakota: History
The county was created on March 9, 1883 by the Dakota Territory legislature, and was named for Bertil W. Benson, a Dakota Territory legislator at the time. The county government was organized on June 4, 1884, and its boundary lines were altered by two legislative actions in 1885.
The White Horse Hill National Game Preserve and much of the Spirit Lake Indian Reservation is in the county.