The famous person William Zane Cozens is associated with one of more of the Grand County historic places.
Some of the country's most noteable architects helped create the Grand County places including T.C. Vint, Howard W. Baker, NPS Landscape Engineering Division, William Zane Cozens, Frank A. Jr. Godchaux, NPS Landscape Architecture Division and Cloyd Redburn. Prominent architectural styles found in Grand Country are .