Berkshire Park is a suburb of Sydney, in the state of New South Wales, Australia. It covers 19.3 square kilometres (7.5 sq mi) within the local government area of City of Penrith. The suburb is surrounded by Richmond, South Windsor, Bligh Park, Londonderry, Windsor Downs, Llandilo, Shanes Park and Marsden Park. It is 55 km away from Sydney CBD. The postcode of Berkshire Park is 2765.
The suburb’s name is believed to have come from English county of Berkshire. The land was given to Richard Rouse as a land grant in 1838. Rouse may have chosen this name because he had been married in North Hinksey, which was then part of Berkshire.