Tonga vs Tuvalu: Theoretical duration of secondary education
Tonga
7 years
in 2025
Tuvalu
7 years
in 2025
Tonga rank
26th
Tuvalu rank
26th
Theoretical duration of secondary education over time
- Tonga
- Tuvalu
How they compare
Tonga currently reports 7 years against 7 years in Tuvalu, a difference of 0 years.
The two have swapped places 2 times across 56 shared years of data; in 1970 it was Tuvalu ahead.
Tonga ranks 26th and Tuvalu ranks 26th of 215 countries.
Across the 6 decades both report, Tonga averaged higher in 2 and Tuvalu in 2.
Head to head by decade
| Decade | Tonga | Tuvalu | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 6 years | 6 years | 0 years | — |
| 1980s | 6.6 years | 6 years | 0.6 years | Tonga |
| 1990s | 6.8 years | 6.2 years | 0.6 years | Tonga |
| 2000s | 6 years | 7 years | 1 years | Tuvalu |
| 2010s | 6.8 years | 7 years | 0.2 years | Tuvalu |
| 2020s | 7 years | 7 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of secondary education, Tonga or Tuvalu?
- Tonga, at 7 years against 7 years in Tuvalu as of 2025.
- What is the difference in theoretical duration of secondary education between Tonga and Tuvalu?
- 0 years, with Tonga ahead.
- How many years of comparable data are there for Tonga and Tuvalu?
- 56 years are reported by both, from 1970 to 2025.
- How do Tonga and Tuvalu rank globally for theoretical duration of secondary education?
- Tonga ranks 26th and Tuvalu ranks 26th of 215 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Theoretical duration of secondary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release