| Rank | Country | female 65 years and over | Age structure |
| Clipperton Island | | void |
| Cocos (Keeling) Islands | | 0-14 years: NA 15-64 years: NA 65 years and over: NA |
| Cook Islands | | 0-14 years: (male 1,834/female 1,624) 15-64 years: (male 3,973/female 3,747) 65 years and over: (male 542/female 551) |
| Coral Sea Islands | | void |
| Dhekelia | | void |
| Falkland Islands (Islas Malvinas) | | 0-14 years: NA 15-64 years: NA 65 years and over: NA |
| French Southern and Antarctic Lands | | void |
| Heard Island and McDonald Islands | | void |
| Holy See (Vatican City) | | void |
| Indian Ocean | | void |
| Jan Mayen | | void |
| Kosovo | | void |
| Montenegro | | void |
| Navassa Island | | void |
| Niue | | 0-14 years: NA 15-64 years: NA 65 years and over: NA |
| Norfolk Island | | 0-14 years: 20.2% 15-64 years: 63.9% 65 years and over: 15.9% (2007 est.) |
| Pacific Ocean | | void |
| Paracel Islands | | void |
| Pitcairn Islands | | 0-14 years: NA 15-64 years: NA 65 years and over: NA |
| Saint Barthelemy | | void |
| Saint Martin | | void |
| Serbia | | void |
| South Georgia and the South Sandwich Islands | | void |
| Southern Ocean | | void |
| Spratly Islands | | void |
| Svalbard | | 0-14 years: NA 15-64 years: NA 65 years and over: NA |
| Tokelau | | 0-14 years: 42% 15-64 years: 53% 65 years and over: 5% |
| United States Pacific Island Wildlife Refuges | | void |
| Wake Island | | void |
| Wallis and Futuna | | 0-14 years: (male 2,215/female 1,999) 15-64 years: (male 4,982/female 4,996) 65 years and over: (male 465/female 580) |
| World | | 0-14 years: 27.3% (male 944,665,142/female 887,471,328) 15-64 years: 65.1% 65 years and over: 7.6% (male 222,808,372/female 284,647,297) (2008 est.) |