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:
- Tasmania (Tas) 64,519 square kilometres (24,911 sq mi);
- Melville Island, Northern Territory (NT), 5,786 square kilometres (2,234 sq mi);
- Kangaroo Island, South Australia (SA), 4,416 square kilometres (1,705 sq mi);
- Groote Eylandt (NT), 2,285 square kilometres (882 sq mi);
- Bathurst Island (NT), 1,693 square kilometres (654 sq mi);
- K'gari, Queensland (Qld), 1,653 square kilometres (638 sq mi);
- Flinders Island (Tas), 1,359 square kilometres (525 sq mi);
- King Island (Tas), 1,091 square kilometres (421 sq mi); and
- Mornington Island (Qld), 1,002 square kilometres (387 sq mi).
Apart from the state of Tasmania (with a population of 570,000), the largest islands by population are those connected to major urban areas on the mainland by bridge, including Bribie Island near Brisbane with a population of 18,000, and Phillip Island near Melbourne with a population of 14,000.
New South Wales
Northern Territory
Queensland
- Woody Island
South Australia
Ocean islands
Murray River islands
- Hindmarsh Island
- Mundoo Island
- Pomanda Island
- Rabbit Island, Coorong
Tasmania
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; 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.
Victoria
River islands
- Beveridge Island
- Coode Island
- Gunbower Island
- Herring Island
- Jordan's Island
- Pental Island
Western Australia
Over 1,000 islands have been gazetted – only the island groups and major islands are listed.
Australian territories
Jervis Bay Territory
- Bowen Island
Australian Capital Territory
- Kingston Island
- Pine Island
- Queen Elizabeth II Island
- Spinnaker Island
- Springbank Island
External territories
See also
- List of islands
- List of islands in the Pacific Ocean
- List of islands in the Indian Ocean
- List of islands of Asia
- List of Torres Strait Islands
References




