Liscum married May Diven, the daughter of Alexander S. Diven, a former United States Representative from New York's 27th congressional district, on September 4, 1867. Liscum was a member of the Military Order of the Loyal Legion of the United States and the Grand Army of the Republic. He is buried at Arlington National Cemetery with his wife Mary Diven (1846–1933).Burial Detail: Liscum, Emerson H (Section 2, Grave 843) – ANC Explorer
