On 10 Nov 1748 when Benjamin was 25, he married Esther Tuttle (52842) , daughter of Nathaniel Tuttle (25 Feb 1675-1728) & Esther Doolittle (36037) (24 Jan 1683-1756), in New Haven, CT.56 Born ca 1724.55 Esther died in Hamden, CT on 12 Jul 1803.55 Buried in Old Graveyard, Mount Carmel, Hamden.

Children of Benjamin and Esther (Tuttle) Doolittle, born at New Haven:
    i. Titus Doolittle, b. 8 Jun 1751, m. Nabby Mallory;
    ii. Elizabeth Doolittle, b. 1 Aug 1752, d. 20 Dec 1843 at Prospect, m. Phineas C. Peck;
    iii. Esther Doolittle, b. 20 Aug 1754, m. Amos Frost 9 Apr 1786 at Hamden;
    iv. Eunice Doolittle, b. 4 Oct 1758, d. 5 Nov 1826 at Hamden;
    v. Sarah Doolittle, b. 20 Jul 1761; and
    vi. Abigail Doolittle, b. 10 Oct 1763.55