Abbott was born at Hallowell, Maine to Jacob and Betsey Abbott. He graduated from Bowdoin College in 1820; studied at Andover Theological Seminary in 1821, 1822, and 1824; was tutor in 1824-1825, and from 1825 to 1829 was professor of mathematics and natural philosophy at Amherst College; was licensed to preach by the Hampshire Association in 1826; founded the Mount Vernon School for Young Ladies in Boston in 1829, and was principal of it in 1829-1833; was pastor of Eliot Congregational Church (which he founded), at Roxbury, Massachusetts in 1834-1835; and was, with his brothers, a founder, and in 1843-1851 a principal of Abbott's Institute, and in 1845-1848 of the Mount Vernon School for Boys, in New York City.