Prehistoric cultural affiliation(s) include Middle Woodland, Hopewell, Late Woodland, Middle Hopewell, Mississippian, Kansas City Focus, Et Al., Steed-Kisker Focus and Middle Mississippian dating back to 499 BC.
Some of the country's most noteable architects helped create the Platte County places including John Alexander Waddell, Hufford Construction Co., Charles Patrick Breen, A.M. Mattoon, John Sanford, James Oliver Hogg, Skidmore Owings & Merrill, Peter McDuff, Wilson, Morris and Crain & Anderson. Prominent architectural styles found in Platte Country are Federal, Late Gothic Revival and Late Victorian.