North Narrabeen is a suburb in northern Sydney, in the state of New South Wales, Australia. North Narrabeen is located 25 kilometres north of the Sydney central business district, in the local government area of Pittwater Council. North Narrabeen is part of the Northern Beaches region.
North Narrabeen lies on the northern shores of Narrabeen lagoon, bounded by Warriewood to the north, Elanora Heights to the west and extends east to the ocean at Turrimetta Beach. Narrabeen is opposite on the southern shore of the lagoon. The beach at North Narrabeen is one of the eponymous northern beaches.