[3] Shortly before he started grade school, the Florsheim family relocated to the Chicago area.

In 1894, he married Gertrude Stern; they had two sons, Irving S. and Harold Milton (1900-1987).

[3][5][6][7] Harold was married to artist Claire Florsheim Zeisler.

Irving's daughter Nancy married architect Bertrand Goldberg;[8] and Irving's daughter, Mary, was married to actor and singer Allan Jones.

[9][10] Florsheim died on December 22, 1936, in Los Angeles, California, aged 68.