School age population, last grade of primary education, both sexes in Tonga
Tonga: School age population, last grade of primary education, both sexes was 2,450 in 2025. ▼ Falling
Latest (2025)
2,450
Change on year
down 2.5%
World rank
188th
of 222 countries
All-time high
2,854
in 1980
All-time low
2,255
in 1970
Years of data
56
1970–2025
School age population, last grade of primary education, both sexes in Tonga, 1970–2025
Source: UNESCO Institute for Statistics.
Analysis
Tonga recorded 2,450 for school age population, last grade of primary education, both sexes in 2025.
The figure is down 2.5% on the previous year and up 2.5% over ten years.
Over the whole period, school age population, last grade of primary education, both sexes in Tonga peaked at 2,854 in 1980 and was at its lowest, 2,255, in 1970.
That places Tonga 188th out of 222 countries with data for 2025, putting it in the bottom quarter.
The long-run direction has been consistently falling across the 56 years of available data.
School age population, last grade of primary education, both sexes in Tonga, year by year
| Year | Value | Change |
|---|---|---|
| 1970 | 2,255 | — |
| 1971 | 2,322 | +3.0% |
| 1972 | 2,393 | +3.1% |
| 1973 | 2,445 | +2.2% |
| 1974 | 2,503 | +2.4% |
| 1975 | 2,618 | +4.6% |
| 1976 | 2,733 | +4.4% |
| 1977 | 2,832 | +3.6% |
| 1978 | 2,828 | -0.1% |
| 1979 | 2,837 | +0.3% |
| 1980 | 2,854 | +0.6% |
| 1981 | 2,844 | -0.4% |
| 1982 | 2,811 | -1.2% |
| 1983 | 2,739 | -2.6% |
| 1984 | 2,643 | -3.5% |
| 1985 | 2,568 | -2.8% |
| 1986 | 2,514 | -2.1% |
| 1987 | 2,485 | -1.2% |
| 1988 | 2,483 | -0.1% |
| 1989 | 2,516 | +1.3% |
| 1990 | 2,566 | +2.0% |
| 1991 | 2,599 | +1.3% |
| 1992 | 2,632 | +1.3% |
| 1993 | 2,653 | +0.8% |
| 1994 | 2,662 | +0.3% |
| 1995 | 2,665 | +0.1% |
| 1996 | 2,628 | -1.4% |
| 1997 | 2,545 | -3.2% |
| 1998 | 2,459 | -3.4% |
| 1999 | 2,415 | -1.8% |
| 2000 | 2,535 | +5.0% |
| 2001 | 2,531 | -0.2% |
| 2002 | 2,522 | -0.4% |
| 2003 | 2,515 | -0.3% |
| 2004 | 2,508 | -0.3% |
| 2005 | 2,501 | -0.3% |
| 2006 | 2,494 | -0.3% |
| 2007 | 2,494 | +0.0% |
| 2008 | 2,415 | -3.2% |
| 2009 | 2,420 | +0.2% |
| 2010 | 2,422 | +0.1% |
| 2011 | 2,424 | +0.1% |
| 2012 | 2,384 | -1.7% |
| 2013 | 2,386 | +0.1% |
| 2014 | 2,389 | +0.1% |
| 2015 | 2,390 | +0.0% |
| 2016 | 2,385 | -0.2% |
| 2017 | 2,442 | +2.4% |
| 2018 | 2,500 | +2.4% |
| 2019 | 2,557 | +2.3% |
| 2020 | 2,615 | +2.3% |
| 2021 | 2,672 | +2.2% |
| 2022 | 2,729 | +2.1% |
| 2023 | 2,580 | -5.5% |
| 2024 | 2,512 | -2.6% |
| 2025 | 2,450 | -2.5% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 2,577 | 2,255 | 2,837 | 10 |
| 1980s | 2,646 | 2,483 | 2,854 | 10 |
| 1990s | 2,582 | 2,415 | 2,665 | 10 |
| 2000s | 2,494 | 2,415 | 2,535 | 10 |
| 2010s | 2,428 | 2,384 | 2,557 | 10 |
| 2020s | 2,593 | 2,450 | 2,729 | 6 |
Countries ranked near Tonga
More education data for Tonga
- Teachers in secondary education, both sexes (number), gaps filled 1,086 (2015)
- Repeaters in primary education, all grades, both sexes (number), gaps 20 (2024)
- Enrolment in pre-primary education, male (number), gaps filled 1,228 (2024)
- Enrolment in pre-primary education, female (number), gaps filled 1,164 (2024)
- Secondary education, pupils, gaps filled 16,132 (2024)
- Primary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Primary education, pupils, gaps filled 15,644 (2024)
- Primary education, pupils, annual growth rate -2.92 % change on previous year (2024)
- Primary education, pupils, per unit of GDP 0 units per US$ of GDP (2024)
- Primary education, pupils, per capita 0.1502 units per person (2024)
Frequently asked questions
- What is school age population, last grade of primary education, both sexes in Tonga?
- School age population, last grade of primary education, both sexes in Tonga was 2,450 in 2025, according to UNESCO Institute for Statistics.
- What is the highest school age population, last grade of primary education, both sexes recorded in Tonga?
- The highest recorded value was 2,854 in 1980.
- What is the lowest school age population, last grade of primary education, both sexes recorded in Tonga?
- The lowest recorded value was 2,255 in 1970.
- How does Tonga rank for school age population, last grade of primary education, both sexes?
- Tonga ranks 188th out of 222 countries with data for 2025.
- Is school age population, last grade of primary education, both sexes rising or falling in Tonga?
- Over the last ten years it is up 2.5%. 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 School age population, last grade of primary 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