In 1673, John was fined for disciplining a Jacob Garland at the Robie house. He served as a juror in 1684 and in 1694, was deputy marshal in 1684, and constable in 1695. In 1694, he was licensed to sell beer and cider.

John's widow, Elizabeth, was killed by a horse she was trying to catch on 21 May 1697. Her sister and her brother-in-law, Hannah and Joseph Swett, took charge of the children. Elizabeth's son, John, was made administrator of her estate 18 May 1698. Division was made to all of the children but one.

John and his wife Elizabeth (Ward) Mason had ten children, all born in Hampton, NH:

• Elizabeth, b. 5 May 1674; m. James Johnson, Jr., son of James Johnson.
• Margaret, b. 28 April 1676; d. 29 Oct. 1694.
• John, b. 30 Jan. 1678; m. Mercy ----- of Stratham, NH.
• Francis, date of birth unknown; m. Mary Edmunds, daughter of Thomas Edmunds.
• Mary, date of birth unknown; m. Caleb Clough.
• Hannah.
• Catherine, b. 19 Sept. 1687; m. John Edmunds, son of Thomas Edmunds.
• Esther.
• Joseph, b. about 1693; m. Mary Drisco, daughter of Timothy Drisco.
• Benjamin, b. about 1696; m. Jean Masury, daughter of Edward Masury.