 Esther Doak had died in 1807, and in 1818 he moved with his second wife, Margaretta Houston McEwen, to Tusculum Academy (later Tusculum College) and taught there with his son Samuel W. Doak until his death on December 12, 1830.He is buried at Salem Church.Doak was awarded a Doctor of Divinity degree for his tireless efforts at promoting Presbyterianism and education.