Tonga Population Pyramid 1975
Tonga in 1975
The population of Tonga in 1975 was 93,018. Over the previous ten years the population grew by 22.5%, up from 75,924 in 1965.
Half of the population was younger than 16.7 years; 46.2% were children under 15 and 3.2% were 65 or older. The pyramid is expansive: its wide base of young cohorts reflects high fertility and a rapidly growing population.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
The fertility rate of Tonga was 3.13 births per woman in 2023, above the 2.1 needed to replace each generation.
Source: World Bank World Development Indicators, latest available year.
Life expectancy at birth was 72.9 years in 2023: 76.4 for women and 69.4 for men.
Source: World Bank World Development Indicators, latest available year.
998 immigrants live in Tonga, 1.0% of the population.
| Fiji | 450 |
| Samoa | 208 |
| India | 169 |
| China | 109 |
| Japan | 62 |
51,894 people born in Tonga live in other countries.
| New Zealand | 29,981 |
| Australia | 19,464 |
| Fiji | 1,389 |
| Guinea | 901 |
| Samoa | 57 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| Tonga | 93,018 | 16.7 | |
| French Polynesia | 134,045 | 18.0 | |
| Samoa | 153,344 | 15.3 |





