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.

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

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.

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

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