OECD members vs Tonga: Compulsory education, duration
OECD members
11 years
in 2025
Tonga
15 years
in 2025
OECD members rank
4th
Tonga rank
3rd
Compulsory education, duration over time
- OECD members
- Tonga
How they compare
Tonga currently reports 15 years against 11 years in OECD members, a difference of 4 years.
That makes Tonga's figure about 1.4 times OECD members's.
The two have swapped places 1 time across 28 shared years of data; in 1998 it was OECD members ahead.
OECD members ranks 4th and Tonga ranks 3rd of 46 groups.
Across the 4 decades both report, OECD members averaged higher in 2 and Tonga in 2.
Head to head by decade
| Decade | OECD members | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 10 years | 6 years | 4 years | OECD members |
| 2000s | 10 years | 6 years | 4 years | OECD members |
| 2010s | 10.3 years | 11.8 years | 1.5 years | Tonga |
| 2020s | 11 years | 15 years | 4 years | Tonga |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher compulsory education, duration, OECD members or Tonga?
- Tonga, at 15 years against 11 years in OECD members as of 2025.
- What is the difference in compulsory education, duration between OECD members and Tonga?
- 4 years, with Tonga ahead.
- How many years of comparable data are there for OECD members and Tonga?
- 28 years are reported by both, from 1998 to 2025.
- How do OECD members and Tonga rank globally for compulsory education, duration?
- OECD members ranks 4th and Tonga ranks 3rd of 46 groups.
- Where does this data come from?
- Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Compulsory education, duration (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Duration of compulsory education is the number of years that children are legally obliged to attend school.