High income vs Tonga: Compulsory education, duration
High income
11 years
in 2025
Tonga
15 years
in 2025
High income rank
4th
Tonga rank
3rd
Compulsory education, duration over time
- High income
- Tonga
How they compare
Tonga currently reports 15 years against 11 years in High income, a difference of 4 years.
That makes Tonga's figure about 1.4 times High income's.
The two have swapped places 1 time across 28 shared years of data; in 1998 it was High income ahead.
High income ranks 4th and Tonga ranks 3rd of 46 groups.
Across the 4 decades both report, High income averaged higher in 2 and Tonga in 2.
Head to head by decade
| Decade | High income | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 9 years | 6 years | 3 years | High income |
| 2000s | 9.7 years | 6 years | 3.7 years | High income |
| 2010s | 10 years | 11.8 years | 1.8 years | Tonga |
| 2020s | 10.75 years | 15 years | 4.25 years | Tonga |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher compulsory education, duration, High income or Tonga?
- Tonga, at 15 years against 11 years in High income as of 2025.
- What is the difference in compulsory education, duration between High income and Tonga?
- 4 years, with Tonga ahead.
- How many years of comparable data are there for High income and Tonga?
- 28 years are reported by both, from 1998 to 2025.
- How do High income and Tonga rank globally for compulsory education, duration?
- High income 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.