 The outbuilding, Hafoty, is the tutors' quarters, and has six extra rooms for guests.Other architectural features of the house include a "Chinese Chippendale" balustrade, a panelled front door with fluted pilasters and a frieze, and a vaulted ceiling in the library.David Lloyd George, the Welsh politician who served as British Prime Minister during the First World War, owned Tŷ Newydd from 1942 until his death in 1945.