Mexico vs Sierra Leone: Official entrance age to upper secondary education
Mexico
15 years
in 2025
Sierra Leone
15 years
in 2025
Mexico rank
64th
Sierra Leone rank
64th
Official entrance age to upper secondary education over time
- Mexico
- Sierra Leone
How they compare
Mexico currently reports 15 years against 15 years in Sierra Leone, a difference of 0 years.
Across all 56 years both countries report, Sierra Leone has been ahead every year.
Mexico ranks 64th and Sierra Leone ranks 64th of 215 countries.
Sierra Leone has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Mexico | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 15 years | 17 years | 2 years | Sierra Leone |
| 1980s | 15 years | 17 years | 2 years | Sierra Leone |
| 1990s | 15 years | 16.6 years | 1.6 years | Sierra Leone |
| 2000s | 15 years | 15 years | 0 years | — |
| 2010s | 15 years | 15 years | 0 years | — |
| 2020s | 15 years | 15 years | 0 years | — |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher official entrance age to upper secondary education, Mexico or Sierra Leone?
- Mexico, at 15 years against 15 years in Sierra Leone as of 2025.
- What is the difference in official entrance age to upper secondary education between Mexico and Sierra Leone?
- 0 years, with Mexico ahead.
- How many years of comparable data are there for Mexico and Sierra Leone?
- 56 years are reported by both, from 1970 to 2025.
- How do Mexico and Sierra Leone rank globally for official entrance age to upper secondary education?
- Mexico ranks 64th and Sierra Leone ranks 64th of 215 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Official entrance age to 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