Prehistoric cultural affiliation(s) include Middle Archaic, Cuesta Phase and Pomona Focus dating back to 1999 BC.
Several famous people are associated with these Montgomery County historic places including W.P. Brown and Thomas J. Booth.
Some of the country's most noteable architects helped create the Montgomery County places including Western Bridge Co., Wrought Iron Bridge Builders, James Barney Marsh, Wilder & Wight, A.E. Todd, Clare A. Henderson, F.N. Bender, Caddo Construction, Fred C. Gunn and Clements & Lavery. Prominent architectural styles found in Montgomery Country are Classical Revival, Late Gothic Revival and Late Victorian.