Prehistoric cultural affiliation(s) include Red Ocher, Hopewell, Mcgregor Phase, Middle Woodland, Early Late Woodland, Allamakee Phase and Keyes Phase dating back to 2999 BC.
Some of the country's most noteable architects helped create the Allamakee County places including Iowa State Fish and Game Warden, A. Dowling, Fred W. Meier, Robert Clossen Spencer Jr., Allamakee County Engineer, Clinton bridge & Iron works, King Iron Bridge Co., Charles Altfillisch, W. A. Eriksen and Harry E. Netcott. Prominent architectural styles found in Allamakee Country are Greek Revival, Late 19th And 20th Century Revivals and Exotic Revival.