There are 9 properties listed on the National Register in the county, of which 6 are part of a National Historic Landmark spread across multiple counties.
^The latitude and longitude information provided in this table was derived originally from the National Register Information System, which has been found to be fairly accurate for about 99% of listings. Some locations in this table may have been corrected to current GPS standards.
^Numbers represent an alphabetical ordering by significant words. Various colorings, defined here, differentiate National Historic Landmarks and historic districts from other NRHP buildings, structures, sites or objects.
^The eight-digit number below each date is the number assigned to each location in the National Register Information System database, which can be viewed by clicking the number.
^ abcdefWebb, William S., and William G. Haag. "Archaic Sites in McLean County, Kentucky". University of Kentucky Reports in Anthropology 7.1 (1947): 1-46.
^ abcdefNational Historic Landmark Nomination: Green River Shell Middens. National Park Service: 1994-05-05.
^Claassen, Cheryl. Feasting with Shellfish in the Southern Ohio Valley: Archaic Sacred Sites and Rituals. Knoxville: U of Tennessee P, 2010, 41.