Guinea vs Sierra Leone: Secondary education, duration
Guinea
7 years
in 2025
Sierra Leone
7 years
in 2025
Guinea rank
26th
Sierra Leone rank
26th
Secondary education, duration over time
- Guinea
- Sierra Leone
How they compare
Guinea currently reports 7 years against 7 years in Sierra Leone, a difference of 0 years.
The two have swapped places 2 times across 56 shared years of data; in 1970 it was Sierra Leone ahead.
Guinea ranks 26th and Sierra Leone ranks 26th of 209 countries.
Across the 6 decades both report, Guinea averaged higher in 2 and Sierra Leone in 3.
Head to head by decade
| Decade | Guinea | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 6 years | 7 years | 1 years | Sierra Leone |
| 1980s | 6 years | 7 years | 1 years | Sierra Leone |
| 1990s | 6.2 years | 6.9 years | 0.7 years | Sierra Leone |
| 2000s | 7 years | 6 years | 1 years | Guinea |
| 2010s | 7 years | 6.7 years | 0.3 years | Guinea |
| 2020s | 7 years | 7 years | 0 years | β |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher secondary education, duration, Guinea or Sierra Leone?
- Guinea, at 7 years against 7 years in Sierra Leone as of 2025.
- What is the difference in secondary education, duration between Guinea and Sierra Leone?
- 0 years, with Guinea ahead.
- How many years of comparable data are there for Guinea and Sierra Leone?
- 56 years are reported by both, from 1970 to 2025.
- How do Guinea and Sierra Leone rank globally for secondary education, duration?
- Guinea ranks 26th and Sierra Leone ranks 26th of 209 countries.
- Where does this data come from?
- Data API, UN Educational, Scientific and Cultural Organization (UNESCO), published as Secondary education, duration (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Secondary duration refers to the number of grades (years) in secondary school.