School age population, upper secondary education, both sexes in Tonga
Tonga: School age population, upper secondary education, both sexes was 7,291 in 2025. ▬ Flat
Latest (2025)
7,291
Change on year
up 0.3%
World rank
187th
of 220 countries
All-time high
7,900
in 1986
All-time low
3,525
in 1970
Years of data
56
1970–2025
School age population, upper secondary education, both sexes in Tonga, 1970–2025
Source: UNESCO Institute for Statistics.
Analysis
In 2025, school age population, upper secondary education, both sexes in Tonga stood at 7,291.
Compared with earlier readings it is up 0.3% on the previous year and up 81.1% over ten years.
Over the whole period, school age population, upper secondary education, both sexes in Tonga peaked at 7,900 in 1986 and was at its lowest, 3,525, in 1970.
That places Tonga 187th out of 220 countries with data for 2025, putting it in the bottom quarter.
School age population, upper secondary education, both sexes in Tonga, year by year
| Year | Value | Change |
|---|---|---|
| 1970 | 3,525 | — |
| 1971 | 3,652 | +3.6% |
| 1972 | 3,760 | +3.0% |
| 1973 | 3,846 | +2.3% |
| 1974 | 3,952 | +2.8% |
| 1975 | 4,138 | +4.7% |
| 1976 | 4,345 | +5.0% |
| 1977 | 4,559 | +4.9% |
| 1978 | 4,587 | +0.6% |
| 1979 | 4,614 | +0.6% |
| 1980 | 4,645 | +0.7% |
| 1981 | 4,682 | +0.8% |
| 1982 | 4,756 | +1.6% |
| 1983 | 4,875 | +2.5% |
| 1984 | 7,738 | +58.7% |
| 1985 | 7,888 | +1.9% |
| 1986 | 7,900 | +0.2% |
| 1987 | 7,723 | -2.2% |
| 1988 | 7,377 | -4.5% |
| 1989 | 7,048 | -4.5% |
| 1990 | 6,783 | -3.8% |
| 1991 | 6,594 | -2.8% |
| 1992 | 6,498 | -1.5% |
| 1993 | 6,499 | +0.0% |
| 1994 | 6,601 | +1.6% |
| 1995 | 6,778 | +2.7% |
| 1996 | 6,971 | +2.8% |
| 1997 | 7,118 | +2.1% |
| 1998 | 4,801 | -32.6% |
| 1999 | 4,759 | -0.9% |
| 2000 | 4,590 | -3.6% |
| 2001 | 4,577 | -0.3% |
| 2002 | 4,527 | -1.1% |
| 2003 | 4,495 | -0.7% |
| 2004 | 4,464 | -0.7% |
| 2005 | 4,432 | -0.7% |
| 2006 | 4,401 | -0.7% |
| 2007 | 4,468 | +1.5% |
| 2008 | 4,445 | -0.5% |
| 2009 | 4,506 | +1.4% |
| 2010 | 4,566 | +1.3% |
| 2011 | 4,609 | +0.9% |
| 2012 | 4,261 | -7.6% |
| 2013 | 4,302 | +1.0% |
| 2014 | 4,167 | -3.1% |
| 2015 | 4,027 | -3.4% |
| 2016 | 4,091 | +1.6% |
| 2017 | 4,177 | +2.1% |
| 2018 | 4,264 | +2.1% |
| 2019 | 4,351 | +2.0% |
| 2020 | 4,437 | +2.0% |
| 2021 | 4,524 | +2.0% |
| 2022 | 4,611 | +1.9% |
| 2023 | 7,240 | +57.0% |
| 2024 | 7,268 | +0.4% |
| 2025 | 7,291 | +0.3% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 4,098 | 3,525 | 4,614 | 10 |
| 1980s | 6,463 | 4,645 | 7,900 | 10 |
| 1990s | 6,340 | 4,759 | 7,118 | 10 |
| 2000s | 4,490 | 4,401 | 4,590 | 10 |
| 2010s | 4,282 | 4,027 | 4,609 | 10 |
| 2020s | 5,895 | 4,437 | 7,291 | 6 |
Countries ranked near Tonga
- 184 Martinique 12,175 compare
- 185 Kiribati 10,416 compare
- 186 Micronesia, Federated States of 9,521 compare
- 188 Barbados 7,090 compare
- 189 Seychelles 6,541 compare
- 190 Saint Lucia 4,981 compare
More education data for Tonga
- Primary education, teachers, gaps filled 818 (2024)
- Duration of pre primary education, annual growth rate 0 % change on previous year (2025)
- Duration of pre primary education 2 (2025)
- Official entrance age to pre primary education 4 (2025)
- Population ages 15-64 58.2% (2025)
- Population ages 0-14 34.9% (2025)
- Lower secondary school starting age 12 years (2025)
- Primary school starting age 6 years (2025)
- Primary secondary enrollment completion rates, gaps filled 108.79 (2024)
- School enrollment, primary 108.8% (2024)
Frequently asked questions
- What is school age population, upper secondary education, both sexes in Tonga?
- School age population, upper secondary education, both sexes in Tonga was 7,291 in 2025, according to UNESCO Institute for Statistics.
- What is the highest school age population, upper secondary education, both sexes recorded in Tonga?
- The highest recorded value was 7,900 in 1986.
- What is the lowest school age population, upper secondary education, both sexes recorded in Tonga?
- The lowest recorded value was 3,525 in 1970.
- How does Tonga rank for school age population, upper secondary education, both sexes?
- Tonga ranks 187th out of 220 countries with data for 2025.
- Is school age population, upper secondary education, both sexes rising or falling in Tonga?
- Over the last ten years it is up 81.1%. The long-run trend across the full record is flat.
- Where does this Tonga data come from?
- The figures come from UNESCO Institute for Statistics, published as part of School age population, upper secondary education, both sexes (number). Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 56 observations, free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics).
About this data
February 2026 Data Release