The famous person M. V. Beiger is associated with one of more of the St. Joseph County historic places.
Some of the country's most noteable architects helped create the St. Joseph County places including P.E. Lane, Chicago Bridge & Iron Co., William B. Ittner, W.W. Schnieder, Christmnan,H.G.,Co., Felheimer & Wagner, E.P. Rupert, A.F. Wickes, Harry Newhouse and Martin Wenger. Prominent architectural styles found in St. Joseph Country are Classical Revival, Italianate and Late 19th And 20th Century Revivals.