The famous person Francis J. S. Turnley is associated with one of more of the Harper County historic places.
Some of the country's most noteable architects helped create the Harper County places including Joe Jones, Louis Smith, Bill Russell, George P. Washburn, Z. C. and C. R.Y Thompson, S.S. Voigt, Edwin A. Anderson, John Lawrence Mauran and A.N. Fisher. Prominent architectural styles found in Harper Country are Art Deco, Classical Revival and Gothic Revival.