Jackson County Iowa (Historic Districts) has 5 places on the National Register of Historic Places including 2 places of National significance and 2 places of Statewide significance. Significant places include Lock and Dam No. 12 Historic District, Village of St. Donatus Historic District, Hurstville Historic District and Maquoketa Caves State Park Historic District and Maquoketa Caves State Park Historic District.
Some of the country's most noteable architects helped create the Jackson County places including Edwin E. Abbot, John R. Fitzsimmons and Lincoln Jorgensen. Prominent architectural styles found in Jackson Country are Bungalow/Craftsman, Late 19th And 20th Century Revivals and Late Victorian.