Sierra Leone vs United States of America: Official entrance age to upper secondary education
Sierra Leone
15 years
in 2025
United States of America
15 years
in 2025
Sierra Leone rank
65th
United States of America rank
65th
Official entrance age to upper secondary education over time
- Sierra Leone
- United States of America
How they compare
Sierra Leone currently reports 15 years against 15 years in United States of America, a difference of 0 years.
The two have swapped places 1 time across 56 shared years of data; in 1970 it was Sierra Leone ahead.
Sierra Leone ranks 65th and United States of America ranks 65th of 221 countries.
Sierra Leone has averaged higher in every one of the 6 decades both report.
Head to head by decade
| Decade | Sierra Leone | United States of America | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 17 years | 15 years | 2 years | Sierra Leone |
| 1980s | 17 years | 15 years | 2 years | Sierra Leone |
| 1990s | 16.6 years | 15 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, Sierra Leone or United States of America?
- Sierra Leone, at 15 years against 15 years in United States of America as of 2025.
- What is the difference in official entrance age to upper secondary education between Sierra Leone and United States of America?
- 0 years, with Sierra Leone ahead.
- How many years of comparable data are there for Sierra Leone and United States of America?
- 56 years are reported by both, from 1970 to 2025.
- How do Sierra Leone and United States of America rank globally for official entrance age to upper secondary education?
- Sierra Leone ranks 65th and United States of America ranks 65th of 221 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