Population aged 14 years or younger in Tonga
Tonga: Population aged 14 years or younger was 36.6 thousands in 2025. βΌ Falling
Population aged 14 years or younger in Tonga, 1970β2025
Source: UNESCO Institute for Statistics. Measured in thousands.
Analysis
The most recent figure for population aged 14 years or younger in Tonga is 36.6 thousands, measured in 2025. That is the lowest value across all 56 years on record.
Compared with earlier readings it is down 1.5% on the previous year and down 6.7% over ten years.
Over the whole period, population aged 14 years or younger in Tonga peaked at 44.38 thousands in 1977 and was at its lowest, 36.6 thousands, in 2025.
Tonga ranks 188th of 230 countries on this measure, in the bottom quarter.
The long-run direction has been consistently falling across the 56 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 41.89 thousands | 38.79 thousands | 44.38 thousands | 10 |
| 1980s | 41.83 thousands | 40.72 thousands | 43.53 thousands | 10 |
| 1990s | 40.11 thousands | 39.41 thousands | 40.67 thousands | 10 |
| 2000s | 40.1 thousands | 39.34 thousands | 40.87 thousands | 10 |
| 2010s | 39.3 thousands | 38.14 thousands | 40.46 thousands | 10 |
| 2020s | 37.38 thousands | 36.6 thousands | 37.93 thousands | 6 |
Countries ranked near Tonga
More population data for Tonga
- Population growth rate by level of development -0.013 (2100)
- Projected population under age 5 6,812 (2100)
- Population density 163.72 (2100)
- Population growth rate -0.013 (2100)
- Fertility and wanted fertility 3.1 (2024)
- Fertility vs unmet contraception 3.1 (2024)
- Fertility vs contraception 3.1 (2024)
- Natural population growth 1.67 (2023)
- Fertility rate with projections 3.13 (2023)
- Children per woman fertility rate vs level of prosperity 3.13 (2023)
Frequently asked questions
- What is population aged 14 years or younger in Tonga?
- Population aged 14 years or younger in Tonga was 36.6 thousands in 2025, according to UNESCO Institute for Statistics.
- What is the highest population aged 14 years or younger recorded in Tonga?
- The highest recorded value was 44.38 thousands in 1977.
- What is the lowest population aged 14 years or younger recorded in Tonga?
- The lowest recorded value was 36.6 thousands in 2025.
- How does Tonga rank for population aged 14 years or younger?
- Tonga ranks 188th out of 230 countries with data for 2025.
- Is population aged 14 years or younger rising or falling in Tonga?
- Over the last ten years it is down 6.7%. The long-run trend across the full record is falling.
- Where does this Tonga data come from?
- The figures come from UNESCO Institute for Statistics, published as part of Population aged 14 years or younger (thousands). Statizoid updates them automatically from the source API.
Download this data
CSV Β· JSON β 56 observations, free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics).
About this data
February 2026 Data Release