The Barrenjoey Head Lighthouse is a heritage-listed lighthouse at Barrenjoey Headland, Palm Beach, Northern Beaches Council in Sydney, New South Wales, Australia. It was designed by James Barnet, the New South Wales Colonial Architect and built by Isaac Banks. It is also known as Barrenjoey Head Lightstation. The property is owned by Office of Environment and Heritage, an agency of the Government of New South Wales. The lightstation was added to the New South Wales State Heritage Register on 2 April 1999.

Ku-ring-gai Chase National Park is a national park on the northern side of Sydney in New South Wales, Australia. The 14,977-hectare (37,010-acre) park is 25 kilometres (16 mi) north of the Sydney central business district and generally comprises the land east of the M1 Pacific Motorway, south of the Hawkesbury River, west of Pittwater and north of Mona Vale Road. It includes Barrenjoey Headland on the eastern side of Pittwater.