Saint Helena vs Sao Tome and Principe: Theoretical duration of secondary education (years)
Saint Helena
6 years
in 2025
Sao Tome and Principe
6 years
in 2025
Saint Helena rank
99th
Sao Tome and Principe rank
99th
Theoretical duration of secondary education (years) over time
- Saint Helena
- Sao Tome and Principe
How they compare
Saint Helena currently reports 6 years against 6 years in Sao Tome and Principe, a difference of 0 years.
The two have swapped places 2 times across 20 shared years of data; in 1989 it was Sao Tome and Principe ahead.
Saint Helena ranks 99th and Sao Tome and Principe ranks 99th of 221 countries.
Sao Tome and Principe has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Saint Helena | Sao Tome and Principe | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 6 years | 7 years | 1 years | Sao Tome and Principe |
| 1990s | 6 years | 6.8 years | 0.8 years | Sao Tome and Principe |
| 2010s | 6 years | 6 years | 0 years | — |
| 2020s | 6 years | 6 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of secondary education, Saint Helena or Sao Tome and Principe?
- Saint Helena, at 6 years against 6 years in Sao Tome and Principe as of 2025.
- What is the difference in theoretical duration of secondary education between Saint Helena and Sao Tome and Principe?
- 0 years, with Saint Helena ahead.
- How many years of comparable data are there for Saint Helena and Sao Tome and Principe?
- 20 years are reported by both, from 1989 to 2025.
- How do Saint Helena and Sao Tome and Principe rank globally for theoretical duration of secondary education?
- Saint Helena ranks 99th and Sao Tome and Principe ranks 99th of 221 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