Bilgola Beach is a suburb in northern Sydney, in the state of New South Wales, Australia 33 kilometres north east of the Sydney central business district, in the local government area of Pittater Council. It is part of the Northern Beaches region. it and Bilgoa Plateau were gazetted as suburbs in 2012 dividing the previous suburb of Bilgoal.

Location: Bilgola Beach is located on the Tasman Sea side of the Barrenjoey Peninsula between Avalon to the north and Newport to the south. The land rises steeply behind Bilgola Beach to Bilgola Plateau and the descends to Clareville on the western side of the peninsula.