On 20 Nov 1777 when Joseph was 41, he married Lucy Cushing (44885) , daughter of Moses Cushing (25551) (24 Oct 1704-) & Lydia Blackwell (43598) (24 Oct 1716-), in Cohasset, MA. Born 22 Mar 1737/8 in Hingham, MA.45 Lucy died in Weymouth, MA on 22 Jan 1802. Buried in Winslow Cemetery, Marshfield.