Sierra Leone vs Zimbabwe: Theoretical duration of upper secondary education
Sierra Leone
4 years
in 2025
Zimbabwe
4 years
in 2025
Sierra Leone rank
6th
Zimbabwe rank
6th
Theoretical duration of upper secondary education over time
- Sierra Leone
- Zimbabwe
How they compare
Sierra Leone currently reports 4 years against 4 years in Zimbabwe, a difference of 0 years.
The two have swapped places 2 times across 56 shared years of data; in 1970 it was Zimbabwe ahead.
Sierra Leone ranks 6th and Zimbabwe ranks 6th of 215 countries.
Across the 6 decades both report, Sierra Leone averaged higher in 2 and Zimbabwe in 4.
Head to head by decade
| Decade | Sierra Leone | Zimbabwe | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 2 years | 4 years | 2 years | Zimbabwe |
| 1980s | 2 years | 4 years | 2 years | Zimbabwe |
| 1990s | 2.3 years | 4 years | 1.7 years | Zimbabwe |
| 2000s | 3 years | 4 years | 1 years | Zimbabwe |
| 2010s | 3.7 years | 3 years | 0.7 years | Sierra Leone |
| 2020s | 4 years | 3.67 years | 0.3333 years | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher theoretical duration of upper secondary education, Sierra Leone or Zimbabwe?
- Sierra Leone, at 4 years against 4 years in Zimbabwe as of 2025.
- What is the difference in theoretical duration of upper secondary education between Sierra Leone and Zimbabwe?
- 0 years, with Sierra Leone ahead.
- How many years of comparable data are there for Sierra Leone and Zimbabwe?
- 56 years are reported by both, from 1970 to 2025.
- How do Sierra Leone and Zimbabwe rank globally for theoretical duration of upper secondary education?
- Sierra Leone ranks 6th and Zimbabwe ranks 6th 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