Prehistoric cultural affiliation(s) include Adena dating back to 999 BC.
Several famous people are associated with these Knox County historic places including Henry B. Curtis, Bishop Gregory T. Bedell and S.S. Tuttle.
Some of the country's most noteable architects helped create the Knox County places including John Jennings, Frank L. Packard, William Tinsley, Daniel Clark, Wrought Iron Bridge Co., James McKee, Evans & Sons, Daniel McKee, George Marple and John Plimpton. Prominent architectural styles found in Knox Country are Greek Revival, Italianate and Gothic Revival.