On 28 October 1905, he married Lady Violet Lambton, eldest daughter of
Frederick Lambton, 4th Earl of Durham. They had seven children: •
Lady Anne Katherine Egerton (1908 - 15 July 1964), married
Geoffrey Babington • Lady Jane Mary Egerton (22 September 1909 – 27 July 1978), married Richard Scrope • Lady Mary Egerton (born 1911), married
Lt Col Conyers Scrope • Lady Susan Alice Egerton (1913 – 29 April 2010), married
Major John Askew •
John Sutherland Egerton, 6th Duke of Sutherland, 5th Earl of Ellesmere (10 May 1915 – 21 September 2000) • Lady Margaret Egerton (1918 – 2004), married
Sir Jock Colville •
Lady Alice Egerton (1923 – 1977) Ellesmere sold his father's seat, St George's Hill House and its 964-acre estate to master builder
W. G. Tarrant, who went on to create Surrey's landmark
St George's Hill estate. He purchased
Hatchford End on the family's former estate at
Hatchford Park for his unmarried sisters Lady Mabel Egerton, Lady Alice Egerton and Lady Leila Egerton. He and his wife moved to
Burwood House in Surrey, now
Notre Dame School. ==Death==