List of islands of Australia

This is a list of selected Australian islands grouped by State or Territory.

Australia has 8,222 islands within its maritime borders.

Largest islands

The islands larger than 1,000 square kilometres (390 sq mi) are:[1][2]

New South Wales

Northern Territory


South Australia

Ocean islands

Murray River islands


Tasmania is a large island state off the south-east coast of mainland Australia. The main island of Tasmania (which includes 94% of the state's land area) does not have a defined name but can be referred to as the "Tasmanian mainland". There are 334 islands (or islets) within the state of Tasmania;[5] with the main islands listed below, each having a land area greater than 100 hectares (250 acres). A full list of all 334 islands is located at the list of islands of Tasmania.


River islands

Western Australia

Over 1,000 islands have been gazetted only the island groups and major islands are listed.

Australian territories

Jervis Bay Territory

Australian Capital Territory

External territories

See also


  1. "Area of Australia - States and Territories". Geoscience Australia. Australian Government.
  2. "National Mapping - Fab Facts, Landforms, Australian Islands". Geoscience Australia. Australian Government. Archived from the original on 22 August 2008.
  3. "The Inlet that Eluded Bass". Clyde Coast Links. Retrieved 2009-02-01.
  4. no longer an island - Port of Brisbane wharves construction in the mouth of the Brisbane River extended over it
  5. Brothers, Nigel; Pemberton, David; Pryor, Helen; Lucieer, Vanessa (2001). Tasmania's offshore islands: seabirds and other natural features. Tasmania's Offshore Islands by Region. Hobart: Tasmanian Museum and Art Gallery. p. 44. ISBN 978-0-7246-4816-0.
  6. "National recovery plan for Albatrosses and Giant-petrels: Section 4.1.6 Australian Antarctic Territory". Australian Government, Department of the Environment, Water, Heritage and the Arts. Archived from the original on 2008-08-17. Retrieved 2008-07-16.
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