Prehistoric cultural affiliation(s) include Mississippian and Late Woodland dating back to 500.
The famous person William Henry Harrison is associated with one of more of the Knox County historic places.
Some of the country's most noteable architects helped create the Knox County places including Indiana Bridge Co., John Moore, Starner & Heidicher, Lester Routt and J.W. Gaddis. Prominent architectural styles found in Knox Country are Greek Revival, Colonial Revival and Federal.