Microstate List of sovereign nations with fewer than 500,000 people List of sovereign nations with fewer than 500,000 people

| Rank_ | Country_territory_entity | Population | _of_world_population | Region |
|---|---|---|---|---|
| 17 | Tonga | 106322 | 0.0015% | Oceania |
| 18 | Grenada | 109590 | 0.0015% | Caribbean |
| 19 | Saint Lucia | 162781 | 0.0023% | Caribbean |
| 20 | São Tomé and Príncipe | 186817 | 0.0026% | Africa - Atlantic Ocean |
| 21 | Samoa | 195476 | 0.0027% | Oceania |
| 22 | Vanuatu | 261565 | 0.0037% | Oceania |
| 23 | Barbados | 288725 | 0.004% | Caribbean |
| 24 | Iceland | 315281 | 0.0044% | Europe |
| 25 | Bahamas | 319031 | 0.0045% | Caribbean |
| 26 | Belize | 334297 | 0.0047% | Central America |
| 27 | Maldives | 393988 | 0.0055% | Asia - Indian Ocean |
| 28 | Malta | 411277 | 0.0058% | Europe - Mediterranean Sea |
| 29 | Brunei | 415717 | 0.0058% | Asia |