List of islands by population
This is a list of islands in the world ordered by population, which includes all islands with population greater than 100,000. For comparison, continental landmasses are also shown, in italics. The population of the world's islands is over 730 million, approximately 11% of the world's total population. Of those, only Java and Honshu have populations over 1% of the global population.
Islands ordered by population
Due to the complicated nature of determining exactly what constitutes a geographic island, versus an administrative region, please see comments for what is included in figures, as some islands include nearby ones. However, this practice is not advised.Population over 10 million
Population 1,000,000 to 10,000,000
Population 500,000 to 1,000,000
Population 100,000 to 500,000
Artificial islands or not usually regarded as islands
| What the ranking would be if added. | Island | Population | Density | Country |
| 55 | Peloponnese | 1,100,071 | 51.05 | |
| 66 | Södertörn | 797,334 | 664.445 | |
| 72 | Delmarva | 681,030 | 48.21 | |
| 76 | Gimpo | 620,000 | 1950 | |
| 128 | Cape Cod | 210,000 | 238 | |
| 163 | Songdo | 162,000 | 3000 | |
| Northwest Highlands | 100,000 |
- Flevopolder
Future islands
- The island formed by Kanal İstanbul project could become home to 10 million people.