On 7 Dec 1731 when Ephraim was 27, he married Ruth in Dover, Strafford County, New Hampshire.
Children of Ephraim & Ruth Davis, born at Durham:
i. Ruth Davis, b. 5 Mar 1737;
ii. James Davis, b. 27 Mar 1734, m. 1 Feb 1753 Elizabeth Durgin (b. 9 Nov 1732, dau. of Jonathan Durgin);
iii. Ephraim Davis, b. 2 Aug 1739, m. ca. 1764 Lois Drew (d. 29 Jan 1833, dau. of Francis Drew);
iv. Joshua Davis, b. 7 Mar 1743; and
v. Hannah Davis, b. 28 Jul 1745, m. ca. 1767 Andrew Drew.