On 3 Dec 1767 when Zadock was 23, he married Alice Porter in Halifax, MA. Born in 1747 in Abington, MA. Alice was baptized in Abington, MA, on 21 Jul 1747. Alice died in Lanesborough, Berkshire County, Massachusetts on 26 Oct 1830.

Alice, also called Elsie, daughter of Samuel and Rebecca (Shaw) Porter.