The famous person Gary J. Vermeer is associated with one of more of the Mahaska County historic places.
Some of the country's most noteable architects helped create the Mahaska County places including Ames Central Design Office, Simmons, A.T., and Proudfoot, Bird and Rawson, Iowa Concrete Crib and Silo Co., Ray F. Wyrick, Frank E. Wetherell, Works Progress Administration, Douwe Sjaardema and Martin A. (?Bats?) De Jong. Prominent architectural styles found in Mahaska Country are Colonial Revival, Early Commercial and Italianate.


