Tonga vs United States Virgin Islands: Theoretical duration of upper secondary education
Tonga
3 years
in 2025
United States Virgin Islands
3 years
in 2025
Tonga rank
52nd
United States Virgin Islands rank
52nd
Theoretical duration of upper secondary education over time
- Tonga
- United States Virgin Islands
How they compare
Tonga currently reports 3 years against 3 years in United States Virgin Islands, a difference of 0 years.
Across all 27 years both countries report, United States Virgin Islands has been ahead every year.
Tonga ranks 52nd and United States Virgin Islands ranks 52nd of 215 countries.
United States Virgin Islands has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Tonga | United States Virgin Islands | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 2.75 years | 3 years | 0.25 years | United States Virgin Islands |
| 1990s | 2.8 years | 3 years | 0.2 years | United States Virgin Islands |
| 2010s | 2 years | 3 years | 1 years | United States Virgin Islands |
| 2020s | 2.5 years | 3 years | 0.5 years | United States Virgin Islands |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of upper secondary education, Tonga or United States Virgin Islands?
- Tonga, at 3 years against 3 years in United States Virgin Islands as of 2025.
- What is the difference in theoretical duration of upper secondary education between Tonga and United States Virgin Islands?
- 0 years, with Tonga ahead.
- How many years of comparable data are there for Tonga and United States Virgin Islands?
- 27 years are reported by both, from 1982 to 2025.
- How do Tonga and United States Virgin Islands rank globally for theoretical duration of upper secondary education?
- Tonga ranks 52nd and United States Virgin Islands ranks 52nd of 215 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Theoretical duration of upper 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