Orleans County New York (Historic Districts) has 8 places on the National Register of Historic Places including 1 place of National significance and 1 place of Statewide significance. Significant places include Cobblestone Historic District and Mt. Albion Cemetery, Main Street Historic District, Main Street Historic District Boundary Increase and North Main--Bank Streets Historic District.
Some of the country's most noteable architects helped create the Orleans County places including Warner & Brockert, Marvin Porter, W.B.M. Barlow and S.S. Beman. Prominent architectural styles found in Orleans Country are Greek Revival, Italianate and Romanesque.