McLean County North Dakota (Vacant / Not In Use) has 3 places on the National Register of Historic Places including 1 place of National significance and 2 places of Statewide significance. Significant places include Holy Trinity Ukrainian Greek Orthodox Church, Holy Trinity Ukrainian Greek Orthodox Church and Soo Line Depot, Holy Trinity Ukrainian Greek Orthodox Church and Ingersoll School.
Some of the country's most noteable architects helped create the McLean County places including John Schowchuk, John Krivatski, William J. Keith and Olof A. Anderson. Prominent architectural styles found in McLean Country are Late 19th And Early 20th Century American Movements.