In 1701 he was one of the original members of the First Church. He was only 13, but his father, had died before the church was formed in 1701.
He married Susannah Bigelow on June 9, 1715. Susannah was the daughter of Daniel Bigelow and Abigail Pratt. She was born on March 4, 1695/96.
Their children were:
Stephen Jennings (1716, married Mary Fessenden),
Daniel Jennings (February 16, 1717/18, married Elizabeth Cozzens),
Ephraim Jennings (May 27, 1720, married Sybilla Rice),
Susannah Jennings Rice (May 9, 1722, married December 2, 1742 Bezaleel Rice),
Abigail Jennings Manard (August 28, 1724, married May 29, 1746, Joseph Manard) and
Joseph Jennings (March 7, 1726/27, married Rachel Drury).
Susannah was admitted to the church March 3, 1722 and Stephen [the son] was admitted in February, 1749.
He died on October 8, 1763 and Susannah died on October 24, 1768.
Old Style Calendar
Before 1752 the year began on Lady Day, March 25th,. Dates between January 1st and March 24th were at the end of the year. Old Style (O.S.) and New Style (N.S.) are used to indicate whether the year has been adjusted. Often both dates are used.
Sudbury in Middlesex County, Massachusetts was incorporated in 1639 with a population of 476. A major battle of the King Philip's War was fought in Sudbury in 1676.