Tonga Population Pyramid 2074
Tonga in 2074
United Nations projections (medium variant) put the population of Tonga at 112,622 in 2074. Ten years before, in 2064, the projected population is 108,798 — 3.5% lower.
With a projected median age of 34.2 years, Tonga would have a youth dependency ratio of 33.6 and an old-age dependency ratio of 18.6 per 100 people of working age. This is a stationary pyramid — similar numbers in each age group up to the older cohorts, the signature of near-replacement fertility.
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 | 112,622 | 34.2 | |
| French Polynesia | 242,980 | 56.8 | |
| Samoa | 333,027 | 30.4 |





