Prehistoric cultural affiliation(s) include Early Archaic, Woodland, Archaic Beltrami, Plains-Woodlands and Sandy Lake Complex dating back to 7999 BC.
The famous person Zebulon Pike is associated with one of more of the Clearwater County historic places.
Some of the country's most noteable architects helped create the Clearwater County places including Civilian Conservation Corps and Ole Eneberg. Prominent architectural styles found in Clearwater Country are .