Prehistoric cultural affiliation(s) include Late Woodland and Shawnee dating back to 500.
Many famous people are associated with these Allegany County historic places including King Opessa, Michael Cresap, George Truog, Thomas Koon, Francis Haley and Albert C. Greene.
Some of the country's most noteable architects helped create the Allegany County places including Benjamin Wright, James Knox Taylor, Wright Butler, King Bridge Co., John B. Walton, John Notman, Harvey Wilson, J.N. Harris, Ralph Rizer and T.W. Biddle. Prominent architectural styles found in Allegany Country are Greek Revival, Italianate and Late Victorian.