Lake County Minnesota (Historic Districts) has 5 places on the National Register of Historic Places including 1 place of National significance and 3 places of Statewide significance. Significant places include Isabella Ranger Station, Gooseberry Falls State Park CCC/WPA/Rustic Style Historic Resources, Split Rock Lighthouse and Tettegouche Camp Historic District.
Some of the country's most noteable architects helped create the Lake County places including CCC and USDA Forest Service. Prominent architectural styles found in Lake Country are Bungalow/Craftsman and Late 19th And Early 20th Century American Movements.