Prehistoric cultural affiliation(s) include Hopewellian, Woodland and Native American dating back to 6999 BC.
Several famous people are associated with these Johnson County historic places including John C.C. Mayo and Daniel Davis.
Some of the country's most noteable architects helped create the Johnson County places including Herman Geisky, WPA, Henry Conley, Wiley Rice, J. Powell Ferguson, David McKenzie, Troy Stambaugh, Walter Spradlin, James Butcher and Ernest Turner. Prominent architectural styles found in Johnson Country are Classical Revival, Gothic and Late Gothic Revival.