Prehistoric cultural affiliation(s) include Woodland and Native American dating back to 999 BC.
Several famous people are associated with these Otter Tail County historic places including O.A.E. Blyberg, Ray Phelps, John W. Mason and Henry G. Page.
Some of the country's most noteable architects helped create the Otter Tail County places including Buechner & Orth, Arthur R. Nichols, Warren B. Dunnell, Stanford Bros. Contractors & Build., Leroy S. Buffington, Fremont D. Orff, O`Meyer & Thori, WPA, J.N. Herder and J.P. Johnson. Prominent architectural styles found in Otter Tail Country are Italianate, Colonial Revival and Beaux Arts.