Phineas married Elizabeth Montgomery on 2 Mar 1795 in Andover, Essex, Massachusetts, USA. Elizabeth (daughter of John Montgomery, Sr and Mary Knox) was born in 1752 in Londonderry, Rockingham, New Hampshire, USA; died on 9 Oct 1767 in New Hampshire, USA; was buried in 1767 in Forest Hill Cemetery/East Derry, Rockingham, New Hampshire, USA. [Group Sheet] [Family Chart]