| 100% | ATTU | 4 | Westernmost of the Aleutian Islands off the coast of SW Alaska, US |
| 89% | ATTU | 4 | Westernmost of the Aleutian Islands off the coast of southwest Alaska, US |
| 62% | UNALASKA | 8 | Largest settlement of the Aleutian Islands off SW Alaska |
| 58% | UNALASKA | 8 | Largest settlement of the Aleutian Islands off SW Alaska; a former centre of the Russian fur trade |
| 49% | ARRAN | 5 | Island in the Firth of Clyde off the SW coast of Scotland |
| 49% | ATTU | 4 | Westernmost of the Aleutian Islands |
| 48% | ELBA | 4 | Island off the coast of Tuscany |
| 48% | IONA | 4 | Island off the coast of Scotland |
| 48% | MINORCA | 7 | Island off the coast of Spain |
| 48% | TRINIDAD | 8 | Island off the coast of Venezuela |
| 48% | ZANZIBAR | 8 | Island off the coast of Tanzania |
| 48% | ARUBA | 5 | Island off the coast of Venezuela |
| 48% | ANGLESEY | 8 | Island off the coast of NW Wales |
| 48% | ANGLESEY | 8 | Island off the coast of northwest Wales |
| 47% | UNALASKA | 8 | Island off SW Alaska, formerly a centre of the Russian fur trade |
| 47% | CATALINA | 8 | Island off the coast of Long Beach, California |
| 47% | SULPA | 5 | Island off the coast of Cebu in the Philippines |
| 47% | CANARY | 6 | Spanish islands off the coast of Morocco |
| 47% | SAMOS | 5 | Greek island off the coast of Turkey |
| 47% | MALLORCA | 8 | An island off the coast of Spain |
| 47% | STPIERRE | 8 | French island off the coast of Newfoundland |
| 47% | DJERBA | 6 | Mediterranean island off the coast of Tunisia |
| 47% | ARUBA | 5 | Dutch island off the coast of Venezuela |
| 47% | GUADALUPE | 9 | Volcanic island off the coast of Mexico |
| 46% | ILEDERE | 7 | Island off the coast of La Rochelle, Charente-Maritime, France |
| 46% | KEYS | 4 | Chain of islands off the coast of Florida |
| 46% | GALAPAGOS | 9 | An archipelago of islands off the coast of Ecuador |
| 46% | TAIWAN | 6 | Oval shaped island off the coast of mainland China |
| 46% | BAHAMAS | 7 | Island nation off the coast of Florida |
| 46% | MALTA | 5 | Island nation off the coast of Italy |