Prehistoric cultural affiliation(s) include Paleo-Indian, Archaic and Woodland dating back to 10999 BC.
The famous person James Madison is associated with one of more of the Orange County historic places.
Some of the country's most noteable architects helped create the Orange County places including Thomas Jefferson, George Q. Peyton and William B. Phillips. Prominent architectural styles found in Orange Country are Colonial Revival, Italianate and Early Commercial.