Grant County North Dakota has 4 places on the National Register of Historic Places including 3 places of Statewide significance. Significant places include Carson Roller Mill, Hope Lutheran Church and Medicine Rock State Historic Site, Carson Roller Mill and Evangelisch Lutheraner Dreieinigkeit Gemeinde.
The famous person Rudolph Heupel is associated with one of more of the Grant County historic places.
Some of the country's most noteable architects helped create the Grant County places including Henry Bellman. Prominent architectural styles found in Grant Country are Late Gothic Revival.