Joseph married Amy Ellen Eva Hyde on 25 Dec 1904 in Mills, Iowa, United States. Amy (daughter of Elijah Hamilton Hyde and Louisa Emma Lee) was born on 28 Oct 1887 in Kearney, Buffalo, Nebraska, United States; died on 9 Sep 1967 in Hot Springs, Sanders, Montana, United States. [Group Sheet] [Family Chart]

1. Lenora Kates was born in 1907; died on 21 Nov 1987 in Whitefish, Flathead, Montana, United States.
2. Wayne Joseph Kates was born on 3 Apr 1909 in Ingraham, Mills, Iowa, United States; died in Feb 1975 in Louisiana, United States.
3. Ellen Abby Kates was born on 25 Jun 1911 in Indian Creek Township, Mills, Iowa, United States; died on 15 Oct 1987 in Whitefish, Flathead, Montana, United States.
4. Muriel Joanna Kates was born on 12 Jul 1913 in Silver City, Mills, Iowa, United States; died on 18 Jan 1985 in Whitefish, Flathead, Montana, United States.
5. Seth Dean Kates was born on 10 Jul 1916 in Glenwood, Mills, Iowa, United States; died on 24 Nov 1993 in Hardin, Big Horn, Montana, United States; was buried in 1993 in Hardin, Big Horn, Montana, United States.