[1][2] After the war, he ran a store in Libertytown with his brother Francis B. for a short time.
He served as a member of the Maryland House of Delegates, representing Frederick County from 1825 to 1827.
[8] Sappington was appointed as register of wills by Governor Thomas Pratt in 1844 or 1845.
They had nine sons and two daughters, including James, John, Thomas, Henry, Greenberry R., Sidney, Augustus, William Coale, Francis B., Caroline (or Catherine) and Sarah "Sally" R.[1][2][3] He later married Louisa (Louise) C. Klein, daughter of Charles S. Klein.
They had five sons, Richelieu, Richard D., Wentworth, Francis Brown and George.