Newington House is a historic house in Silverwater, New South Wales, Australia and is located 20 kilometres (12 mi) west of the Sydney central business district, in the local government area of the City of Parramatta. The house and chapel are situated on the southern bank of the Parramatta River and are now enclosed by the Silverwater Correctional Centre. With Elizabeth Bay House and Camden Park, it is considered to be one of the three great houses of the County of Cumberland.