George succeeded his father, Augustus Henry Vernon, as 7th Baron Vernon in 1883. He served as Captain of the Hon. Corps of Gentlemen-at-Arms from 1892-94, sometime Lieutenant of the Scots Guards and Captain of the 12th Lancers. From 1893-94 he was a member of the Royal Commission on Agriculture. On 14 July 1885 he married Frances Margaret [d. 1940], daughter of Francis C. Lawrence of New York. They had two sons and a daughter; sons George Francis Augustus and Francis Lawrance William succeeded their father as 8th and 9th Barons Vernon, respectively.