Sierra Leone vs United States: Lower secondary school completion rates, adjusted gender parity index
Sierra Leone
1 index
in 2025
United States
1 index
in 2025
Sierra Leone rank
116th
United States rank
118th
Lower secondary school completion rates, adjusted gender parity index over time
- Sierra Leone
- United States
How they compare
Sierra Leone currently reports 1 index against 1 index in United States, a difference of 0 index.
The two have swapped places 1 time across 45 shared years of data; in 1981 it was United States ahead.
Sierra Leone ranks 116th and United States ranks 118th of 164 countries.
United States has averaged higher in every one of the 5 decades both report.
Head to head by decade
| Decade | Sierra Leone | United States | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 0.5021 index | 1 index | 0.5018 index | United States |
| 1990s | 0.6175 index | 1.01 index | 0.3925 index | United States |
| 2000s | 0.5988 index | 1.01 index | 0.4101 index | United States |
| 2010s | 0.9164 index | 1 index | 0.0884 index | United States |
| 2020s | 0.9833 index | 1 index | 0.0196 index | United States |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher lower secondary school completion rates, adjusted gender parity index, Sierra Leone or United States?
- Sierra Leone, at 1 index against 1 index in United States as of 2025.
- What is the difference in lower secondary school completion rates, adjusted gender parity index between Sierra Leone and United States?
- 0 index, with Sierra Leone ahead.
- How many years of comparable data are there for Sierra Leone and United States?
- 45 years are reported by both, from 1981 to 2025.
- How do Sierra Leone and United States rank globally for lower secondary school completion rates, adjusted gender parity index?
- Sierra Leone ranks 116th and United States ranks 118th of 164 countries.
- Where does this data come from?
- UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data, published as Lower secondary school completion rates, adjusted gender parity index. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
An adjusted gender parity index of 1 indicates equal lower secondary school completion rates between boys and girls. Values below 1 favor boys, and values above 1 favor girls.