Chelan County Washington (Historic Districts) has 9 places on the National Register of Historic Places including 1 place of National significance and 2 places of Statewide significance. Significant places include Stevens Pass Historic District, Lake Chelan Hydroelectric Power Plant and Leavenworth National Fish Hatchery, Buckner Homestead Historic District and Cottage Avenue Historic District.
Some of the country's most noteable architects helped create the Chelan County places including Great Northern Railway, Washington Water Power Co., Bureau of Reclamation, William Van Buckner, Jack Blankenship, US Forest Service and Bebb & Mendel. Prominent architectural styles found in Chelan Country are Bungalow/Craftsman, Early Commercial and Mission/Spanish Revival.