Berkshire Park is a suburb of Sydney, in the state of New South Wales, Australia. It covers within the local government area of City of Penrith. The suburb has a diverse range of activity, including a pet cemetery, correctional facility, nature reserve, waste management centre and a racehorse education centre.
The suburb's name is believed to have come from the 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.
Berkshire Park Post Office opened on 1 May 1936 and closed in 1961.
There is a large recreational area located on 6th Rd, Berkshire Park. Part of this area is a reserve for public use, with seating areas and a children's playground. There is also a public hall and the station of the Berkshire Park Rural Fire Brigade, a brigade of the NSW Rural Fire Service.
On 4 January 2020, a heat logger registered a temperature of in the suburb, making it the hottest temperature ever registered in the Sydney basin, albeit being an unofficial record.
According to the , there were 2,149 people in Berkshire Park.
At approximately 55 km from the centre of Sydney, it is in a somewhat isolated area. The closest train stations are Windsor and Riverstone.