Top 10 largest islands in the world

Why Australia is outside the answer set

The puzzle follows the conventional distinction between continents and islands. Australia is treated as a continental landmass, leaving Greenland at the head of the island list. Changing that convention would alter the candidate pool before any area comparison took place. It is a definition choice, not a claim that Australia is smaller. Questions about the largest landmasses, the largest island countries and the largest individual islands should therefore not be expected to produce the same ten names.

Political borders do not divide an island

New Guinea and Borneo make the geography rule particularly clear. An island can contain more than one political jurisdiction and still count as one physical feature. Conversely, adding the area of every island governed by one country would be a national-area calculation. Great Britain is also an island answer, not a substitute for the whole United Kingdom. Keep the boundary of the physical feature in mind when deciding whether an otherwise familiar place name belongs in the list.

What the pattern reveals

Several answers lie in the Arctic, while others sit in tropical or temperate regions. Size alone says little about population, climate or economic activity. A very large island can have fewer residents than a much smaller one. The ranking therefore works best as a comparison of physical scale, rather than a general importance table. Published area estimates can differ with coastline mapping and treatment of inland water. This replay retains the original land-area order; an alternative reference should be checked for its definition before treating a small numerical difference as a different answer.

Sources & further reading

• Encyclopaedia Britannica: largest islands

Explanation updated Thursday, October 1, 2026. The puzzle’s original data date is listed below.