The Table Lists the World’s Largest Island’s including the Name, Area Square kilometre and area square miles.

A brief definition of an Island: An Island is a Mass of Land completely surrounded by Water.

The Largest Island is Greenland covering 2.166 Million Squarer kilometres and the largest island with the most inhabitants is Madagascar.

Largest Islands

Ranking Islands Name Area km² Area Square Mile
1 Greenland 2.166 million km² 836,300 mi²
2 New Guinea 786,000 km² 303,476 mi²
3 Borneo 743,330 km² 287,001 mi²
4 Madagascar 587,041 km² 224,632 mi²
5 Baffin Island 507,451 km² 195,928 mi²
6 Sumatra 473,481 km² 182,812 mi²
7 Great Britain 242,495 km² 93,627.8 mi²
8 Honshu 225,800 km² 87,181.9 mi²
9 Victoria Island 217,291 km² 83,896.5 mi²
10 Ellesmere Island 196,235 km² 75,766.8 mi²
11 Sulawesi 174,600 km² 69,761 mi²
12 South Island ‎150,437 km2 58,384.4 mi²
13 Java 128,297 km² 49,535.7 mi²
14 North Island 113,729 km² 43,911 mi²
15 Cuba 109,884 km² 42,426.4 mi²
16 Newfoundland 108,860 km² 42,031.1 mi²
17 Luzon 104,688 km² 40,420.3 mi²
18 Iceland 103,000 km² 103,000 km²
19 Mindanao 97,530 km² 37,657 mi²
20 Ireland 84,421 km² 32,595 mi²

Please note Australia isn’t on this list due to being considered as a continental landmass rather than an island.

10 Largest Island’s In The World



Greenland is a massive island and autonomous Danish territory between the North Atlantic and Arctic oceans. Much of its land surface is covered in ice.

Population of 56,186

2.166 million Area km²
836,300 Area Square Mile


New Guinea

New Guinea is a large island off the continent of Australia. It is the world’s second-largest island, covering a land area of 785,753 km², and the largest wholly or partly within the Southern Hemisphere and Oceania.

Population of 8.085 million

786,000 Area km²
303,476 Area Square Mile



Borneo, a giant, rugged island in Southeast Asia’s Malay Archipelago, is shared by the Malaysian states of Sabah and Sarawak, Indonesian Kalimantan and the tiny nation of Brunei.

A population of 18.59 million

743,330 Area km²
287,001 Area Square Mile



Madagascar is a huge island nation off the southeast coast of Africa. It’s home to thousands of animal species, such as lemurs, found nowhere else, plus rainforests, beaches and reefs.

A population of 24.89 million

587,041 Area km²
224,632 Area Square Mile


Baffin Island

Baffin Island, in the Canadian territory of Nunavut, is the largest island in Canada and the fifth largest island in the world. Its area is 507,451 km².

A population of 11,000.

507,451 Area km²
195,928 Area Square Mile



Sumatra, a large Indonesian island west of Java and south of the Malay Peninsula, is known for its rugged tropical terrain, wildlife and smoldering volcanoes.

A population of 50.37 million

473,481 Area km²
182,812 Area Square Mile


Great Britain

Great Britain is an island separated from the European mainland by the English Channel and the North Sea. It comprises the nations of England, Scotland and Wales.

A population of 65.64 million

242,495 Area km²
93,627.8 Area Square Mile


Ellesmere Island

Ellesmere Island is part of the Qikiqtaaluk Region in the Canadian territory of Nunavut. Lying within the Canadian Arctic Archipelago, it is considered part of the Queen Elizabeth Islands.

A population of 146.

196,235 Area km²
75,766.8 Area Square Mile


Victoria Island

Victoria Island is a large island in the Canadian Arctic Archipelago that straddles the boundary between Nunavut and the Northwest Territories of Canada.

A population of 1,875.

217,291 Area km²
83,896.5 Area Square Mile



Honshu is Japan’s main island and home to most of the country’s major cities and cultural sites. On the east coast is the Japanese capital, Tokyo.

A population of 103 million.

225,800 Area km²
87,181.9 Area Square Mile


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