Comstock was the son of Providence, Rhode Island native Hazadiah Comstock. Comstock himself lived at Smithfield, Providence and Cranston, Rhode Island. In 1734 he was admitted freeman at Smithfield, and May 3, 1748, he was allowed to vote in Providence. He served in the Rhode Island Legislature many times between 1758 and 1780, and in 1758 was elected assistant. In 1770 to 1771 he was deputy from Cranston.William Richard Cutter, New England Families, Genealogical and Memorial, Vol. 4 (1913), p. 1982. He was justice in the superior court from June 1769 to June 1770, and in the council of war, 1777 to 1778 and in 1780. On June 24, 1791, he deeded 160 acres in Smithfield to Arthur Fenner, who married Comstock's daughter.
