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.
| 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
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
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
Borneo
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
Madagascar
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
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.
Sumatra
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
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
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.
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.
Honshu
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.
