which lga is middle harbour in?
North Sydney LGA has an 18.6 km stretch of foreshore area and is bounded by the waters of Port Jackson in the south and the waters of Middle Harbour to the north east. These areas are of national significance as they make up a part of the amenity of Sydney Harbour, a drowned river valley.
The Warringah LGA covers 152 square kilometres on Sydneyâs northern beaches and has a population of 140,000. Warringah has 14 km of coastline stretching from Manly Lagoon to the entrance of Narrabeen Lagoon and includes nine ocean beaches, four coastal lagoons, and parts of the Middle Harbour and Hawkesbury estuaries.