Population aged 15-24 years in Tonga
Tonga: Population aged 15-24 years was 21.29 thousands in 2025. β² Rising
Population aged 15-24 years in Tonga, 1970β2025
Source: UNESCO Institute for Statistics. Measured in thousands.
Analysis
The most recent figure for population aged 15-24 years in Tonga is 21.29 thousands, measured in 2025.
The figure is up 2.3% on the previous year and up 7.6% over ten years.
Over the whole period, population aged 15-24 years in Tonga peaked at 22.2 thousands in 1988 and was at its lowest, 15.24 thousands, in 1970.
Tonga ranks 191st of 230 countries on this measure, in the bottom quarter.
The long-run direction has been consistently rising across the 56 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 17.35 thousands | 15.24 thousands | 19.7 thousands | 10 |
| 1980s | 21.1 thousands | 19.89 thousands | 22.2 thousands | 10 |
| 1990s | 20.82 thousands | 20.33 thousands | 21.91 thousands | 10 |
| 2000s | 20.52 thousands | 20.23 thousands | 20.79 thousands | 10 |
| 2010s | 19.93 thousands | 19.72 thousands | 20.24 thousands | 10 |
| 2020s | 20.47 thousands | 19.9 thousands | 21.29 thousands | 6 |
Countries ranked near Tonga
- 188 Kiribati 23.43 thousands compare
- 189 Curacao 22.81 thousands compare
- 190 Micronesia (country) 22.52 thousands compare
- 192 Grenada 16.86 thousands compare
- 193 Seychelles 16.7 thousands compare
- 194 Saint Vincent and the Grenadines 14.48 thousands compare
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 15-24 years in Tonga?
- Population aged 15-24 years in Tonga was 21.29 thousands in 2025, according to UNESCO Institute for Statistics.
- What is the highest population aged 15-24 years recorded in Tonga?
- The highest recorded value was 22.2 thousands in 1988.
- What is the lowest population aged 15-24 years recorded in Tonga?
- The lowest recorded value was 15.24 thousands in 1970.
- How does Tonga rank for population aged 15-24 years?
- Tonga ranks 191st out of 230 countries with data for 2025.
- Is population aged 15-24 years rising or falling in Tonga?
- Over the last ten years it is up 7.6%. The long-run trend across the full record is rising.
- Where does this Tonga data come from?
- The figures come from UNESCO Institute for Statistics, published as part of Population aged 15-24 years (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