Prehistoric cultural affiliation(s) include Hopewell and Woodland dating back to 499 BC.
Several famous people are associated with these Logan County historic places including George W. Bartholomew, Abram Piatt, Martin Marmon and William Lawrence.
Some of the country's most noteable architects helped create the Logan County places including T.B. Stillwell, George W. Bartholomew, Alexander Koehler, Anderson Green Co., Kenton G. Haver, Peter M. Hulsken, Hoseler Bros. and William McCoy Piatt. Prominent architectural styles found in Logan Country are Gothic and Second Empire.