On 7 Feb 1753 when Jedediah was 23, he married
Bethia Tilden (31927) , daughter of
John Tilden (14726) (22 Jul 1686-11 Jul 1762) &
Susannah Ford (16518) (26 Jul 1689-8 Oct 1743), in Marshfield, MA.
Born on 26 Sep 1726 in Marshfield, MA. Bethia was baptized in Marshfield, MA, on 27 Nov 1726. Bethia died in Marshfield, MA, on 9 Sep 1811; she was 84. Buried in Marshfield Hills Cemetery.