Guinea-Bissau vs Sierra Leone: Average years of schooling vs. GDP per capita
Guinea-Bissau
3.67 years
in 2023
Sierra Leone
3.54 years
in 2023
Guinea-Bissau rank
181st
Sierra Leone rank
182nd
Average years of schooling vs. GDP per capita over time
- Guinea-Bissau
- Sierra Leone
How they compare
Guinea-Bissau currently reports 3.67 years against 3.54 years in Sierra Leone, a difference of 0.13 years.
The two have swapped places 1 time across 19 shared years of data; in 2005 it was Sierra Leone ahead.
Guinea-Bissau ranks 181st and Sierra Leone ranks 182nd of 192 countries.
Across the 3 decades both report, Guinea-Bissau averaged higher in 1 and Sierra Leone in 2.
Head to head by decade
| Decade | Guinea-Bissau | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 2.42 years | 3.23 years | 0.8018 years | Sierra Leone |
| 2010s | 3.37 years | 3.43 years | 0.0593 years | Sierra Leone |
| 2020s | 3.67 years | 3.53 years | 0.1417 years | Guinea-Bissau |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher average years of schooling vs. gdp per capita, Guinea-Bissau or Sierra Leone?
- Guinea-Bissau, at 3.67 years against 3.54 years in Sierra Leone as of 2023.
- What is the difference in average years of schooling vs. gdp per capita between Guinea-Bissau and Sierra Leone?
- 0.13 years, with Guinea-Bissau ahead.
- How many years of comparable data are there for Guinea-Bissau and Sierra Leone?
- 19 years are reported by both, from 2005 to 2023.
- How do Guinea-Bissau and Sierra Leone rank globally for average years of schooling vs. gdp per capita?
- Guinea-Bissau ranks 181st and Sierra Leone ranks 182nd of 192 countries.
- Where does this data come from?
- UNDP, Human Development Report (2025) – with minor processing by Our World in Data, published as Average years of schooling vs. GDP per capita. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Average number of years (excluding years spent repeating individual grades) adults over 25 years participated in formal education.