Stonhouse was the eldest son of Sir John Stonhouse, 2nd Baronet of Radley and his wife Martha Brigges daughter of Robert Brigges, merchant, of St Paul’s Churchyard, London, and widow of Richard Spencer, Vintner, of Berry Street, Aldgate, London.

[1] He matriculated at The Queen's College, Oxford on 12 April 1690, aged 17 and was admitted at the Inner Temple in 1690.

[3] The work was carried out by the Oxford masons Bartholomew Peisley III and William Townesend, to 1725.

She was the daughter of Penelope, by her first husband, Sir Henry Atkins, 4th Baronet of Clapham; she married George Pitt, 1st Baron Rivers.

Sir James Stonhouse died unmarried in 1792, leaving the Hall to Lady Rivers.