Several famous people are associated with these Clay County historic places including Darwin M. Inman, D.H. Innman and E.H. Willey.
Some of the country's most noteable architects helped create the Clay County places including Kinney and Detweiler, Godfrey Swanson, August Goetz, W.L. Dow, Anton Dohmen, Arnold and Bueittler, Morris Beckman, SD State Hiighway Commission, Edward Jansson and Unknown'. Prominent architectural styles found in Clay Country are Classical Revival, Queen Anne and Early Commercial.