Prehistoric cultural affiliation(s) include Effigy Mound Tradition and Late Woodland Period dating back to 0.
Several famous people are associated with these Winnebago County historic places including Stephen Mack, Freeman Graham Sr. and Amos Catlin Spafford.
Some of the country's most noteable architects helped create the Winnebago County places including Walter Scott Co. Bell, Elijah L. Herrick, John Lake, Frederic J. Klein, Security Building Co., W.H. Cook, Chicago & North Western Railway, Jesse A. Barloga, Frank Carpenter and Haar Brothers. Prominent architectural styles found in Winnebago Country are Greek Revival, Classical Revival and Italianate.