Goat Island is the largest island on Port Jackson (Sydney Harbour) and is located west of the Harbour Bridge near to the Sydney suburb of Balmain. There are regular group tours to the island. The Heritage tour include a visit to Queen's Gunpowder Magazine that was built by convicts and see the quarry and "Bony" Anderson's couch. A night tour introduces tourists to the island's colourful and grisly past.

Booking are essential to visit the island and to participate in the tours.

Information of Goat Island can be obtained from the Sydney Harbour National Park Information Centre, located in The Rocks or by ringing +61 2 9247 5033

Other islands on Port Jackson (Sydney Harbour) include:
Clark Island
Cockatoo Island
Fort Denison
Rodd Island
Shark Island