Prehistoric cultural affiliation(s) include Early Archaic, Hardin, Late Prehistoric, Late Woodland--Effigy Mound, Middle Woodland and Mississippian dating back to 6499 BC.
Several famous people are associated with these Grant County historic places including Nelson Dewey, John H. Rountree, Jonathan H. Evans and Capt. William Beebe.
Some of the country's most noteable architects helped create the Grant County places including Gardiner, John H. Rountree, Claude & Starck, F. Frugger, David R. Jones, William A. Hocking, Armand D. Koch, John and Charles Wade, Tom Rost and Van Ryn & de Gelleke. Prominent architectural styles found in Grant Country are Queen Anne, Italianate and Classical Revival.