Prehistoric cultural affiliation(s) include Mississippian and Terminal Late Woodland And dating back to 1000.
Several famous people are associated with these Jo Daviess County historic places including Ulysses S. Grant and Elihu Benjamin Washbourne.
Some of the country's most noteable architects helped create the Jo Daviess County places including Elihu Benjamin Washbourne, William Dennison, Adam Rittweger, George N. Townsend, Chicago Great Western Railway, Charles Wenner, Thomas T. Carkeek and Peter Schroeder. Prominent architectural styles found in Jo Daviess Country are Greek Revival, Late Victorian and Italianate.