Average years of schooling among adults in Guinea
Guinea: Average years of schooling among adults was 2.49 years in 2023. ▲ Rising
Average years of schooling among adults in Guinea, 1990–2023
Source: UNDP, Human Development Report (2025) – with minor processing by Our World in Data. Measured in years.
Analysis
The most recent figure for average years of schooling among adults in Guinea is 2.49 years, measured in 2023.
The figure is up 38.3% over ten years.
Over the whole period, average years of schooling among adults in Guinea peaked at 3.03 years in 2016 and was at its lowest, 1.31 years, in 1990.
Guinea ranks 187th of 192 countries on this measure, in the bottom quarter.
The long-run direction has been consistently rising across the 34 years of available data.
Average years of schooling among adults in Guinea, year by year
| Year | years | Change |
|---|---|---|
| 1990 | 1.31 years | — |
| 1991 | 1.33 years | +1.0% |
| 1992 | 1.34 years | +1.0% |
| 1993 | 1.35 years | +1.0% |
| 1994 | 1.36 years | +1.0% |
| 1995 | 1.38 years | +1.0% |
| 1996 | 1.39 years | +1.0% |
| 1997 | 1.4 years | +1.0% |
| 1998 | 1.42 years | +1.0% |
| 1999 | 1.43 years | +1.0% |
| 2000 | 1.44 years | +0.9% |
| 2001 | 1.46 years | +0.9% |
| 2002 | 1.47 years | +0.9% |
| 2003 | 1.49 years | +0.9% |
| 2004 | 1.5 years | +0.9% |
| 2005 | 1.51 years | +0.9% |
| 2006 | 1.53 years | +0.9% |
| 2007 | 1.54 years | +0.9% |
| 2008 | 1.55 years | +0.9% |
| 2009 | 1.57 years | +0.9% |
| 2010 | 1.58 years | +0.9% |
| 2011 | 1.65 years | +4.6% |
| 2012 | 1.73 years | +4.4% |
| 2013 | 1.8 years | +4.2% |
| 2014 | 1.87 years | +4.0% |
| 2015 | 2.45 years | +31.1% |
| 2016 | 3.03 years | +23.7% |
| 2017 | 2.58 years | -14.9% |
| 2018 | 2.13 years | -17.5% |
| 2019 | 2.24 years | +5.3% |
| 2020 | 2.36 years | +5.3% |
| 2021 | 2.49 years | +5.3% |
| 2022 | 2.49 years | +0.0% |
| 2023 | 2.49 years | +0.0% |
Guinea compared with similar countries
- Guinea's 2.49 years is below the median for lower middle income countries, which is 6.79 years, 37% of the median. (47 countries reporting)
- Guinea's 2.49 years is below the median for Sub-Saharan Africa, which is 5.96 years, 42% of the median. (47 countries reporting)
Biggest year-on-year movements
Years where Average years of schooling among adults in Guinea changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2015 | +31.1% | 1.87 years | 2.45 years |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 1.37 years | 1.31 years | 1.43 years | 10 |
| 2000s | 1.51 years | 1.44 years | 1.57 years | 10 |
| 2010s | 2.11 years | 1.58 years | 3.03 years | 10 |
| 2020s | 2.46 years | 2.36 years | 2.49 years | 4 |
Countries ranked near Guinea
More education data for Guinea
- Teachers in secondary education, both sexes (number), gaps filled 19,322 (2011)
- Repeaters in primary education, all grades, both sexes (number), gaps 256,207 (2020)
- Enrolment in pre-primary education, male (number), gaps filled 103,162 (2020)
- Enrolment in pre-primary education, female (number), gaps filled 99,093 (2020)
- Secondary education, pupils, gaps filled 715,702 (2014)
- Primary education, duration (years), annual growth rate 0 % change on previous year (2025)
- Primary education, pupils, gaps filled 2.11 million (2020)
- Primary education, pupils, annual growth rate 3.81 % change on previous year (2014)
- Primary education, pupils, per unit of GDP 0.0001 units per US$ of GDP (2020)
- Primary education, pupils, per capita 0.1576 units per person (2020)
Frequently asked questions
- What is average years of schooling among adults in Guinea?
- Average years of schooling among adults in Guinea was 2.49 years in 2023, according to UNDP, Human Development Report (2025) – with minor processing by Our World in Data.
- What is the highest average years of schooling among adults recorded in Guinea?
- The highest recorded value was 3.03 years in 2016.
- What is the lowest average years of schooling among adults recorded in Guinea?
- The lowest recorded value was 1.31 years in 1990.
- How does Guinea rank for average years of schooling among adults?
- Guinea ranks 187th out of 192 countries with data for 2023.
- Is average years of schooling among adults rising or falling in Guinea?
- Over the last ten years it is up 38.3%. The long-run trend across the full record is rising.
- Where does this Guinea data come from?
- The figures come from UNDP, Human Development Report (2025) – with minor processing by Our World in Data, published as part of Average years of schooling among adults. Statizoid updates them automatically from the source API.
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About this data
Average number of years (excluding years spent repeating individual grades) adults over 25 years participated in formal education.