Tonga Population Pyramid 2034
Tonga in 2034
United Nations projections (medium variant) put the population of Tonga at 101,802 in 2034. Ten years before, in 2024, the projected population is still 104,175 — a ten-year decline of 2.3%.
With a projected median age of 23.7 years, Tonga would have a youth dependency ratio of 50.8 and an old-age dependency ratio of 14.1 per 100 people of working age. The broad-based, expansive shape of the pyramid points to high fertility and strong population growth.
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 | 101,802 | 23.7 | |
| Samoa | 233,062 | 22.3 | |
| French Polynesia | 287,636 | 42.1 |





