Prehistoric cultural affiliation(s) include Caddoan, Kedohadacho, Late Archaic, Early Ceramic and Early Caddoan dating back to 2999 BC.
The famous person Charles DeMorse is associated with one of more of the Red River County historic places.
Some of the country's most noteable architects helped create the Red River County places including W.H. Wilson and Isaac Smathers. Prominent architectural styles found in Red River Country are Gothic, Greek Revival and Renaissance.