 He died on 5 July 1795 at his manorial Middlesex estate Kempton Park (Kempton Manor House) which was sold by his son three years later to the Hounslow Heath gunpowder mills owner, Edmund Hill.Within a century Kempton Park Racecourse was set up in part of the grounds the remainder of which was non-arable woodland and pasture, much of which became the Kempton Park Reservoirs SSSI.Musgrave baronets