Lower secondary school completion rates, adjusted gender parity index in Guinea
Guinea: Lower secondary school completion rates, adjusted gender parity index was 0.8247 index in 2025. ◆ Volatile
Lower secondary school completion rates, adjusted gender parity index in Guinea, 1981–2025
Source: UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data. Measured in index.
Analysis
In 2025, lower secondary school completion rates, adjusted gender parity index in Guinea stood at 0.8247 index. That is the highest value across all 45 years on record.
Compared with earlier readings it is up 1.6% on the previous year and up 37.8% over ten years.
Over the whole period, lower secondary school completion rates, adjusted gender parity index in Guinea peaked at 0.8247 index in 2025 and was at its lowest, 0.091 index, in 1981.
Guinea ranks 152nd of 164 countries on this measure, in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Lower secondary school completion rates, adjusted gender parity index in Guinea, year by year
| Year | index | Change |
|---|---|---|
| 1981 | 0.091 index | — |
| 1982 | 0.1003 index | +10.3% |
| 1983 | 0.1108 index | +10.4% |
| 1984 | 0.1281 index | +15.6% |
| 1985 | 0.1391 index | +8.6% |
| 1986 | 0.1526 index | +9.7% |
| 1987 | 0.1657 index | +8.5% |
| 1988 | 0.1753 index | +5.8% |
| 1989 | 0.1827 index | +4.2% |
| 1990 | 0.1945 index | +6.5% |
| 1991 | 0.1974 index | +1.5% |
| 1992 | 0.2099 index | +6.3% |
| 1993 | 0.223 index | +6.3% |
| 1994 | 0.2308 index | +3.5% |
| 1995 | 0.2369 index | +2.6% |
| 1996 | 0.2395 index | +1.1% |
| 1997 | 0.2447 index | +2.2% |
| 1998 | 0.2546 index | +4.0% |
| 1999 | 0.2632 index | +3.4% |
| 2000 | 0.2804 index | +6.5% |
| 2001 | 0.2992 index | +6.7% |
| 2002 | 0.3185 index | +6.5% |
| 2003 | 0.3353 index | +5.3% |
| 2004 | 0.3496 index | +4.3% |
| 2005 | 0.3702 index | +5.9% |
| 2006 | 0.3895 index | +5.2% |
| 2007 | 0.4104 index | +5.4% |
| 2008 | 0.4281 index | +4.3% |
| 2009 | 0.4467 index | +4.3% |
| 2010 | 0.4711 index | +5.5% |
| 2011 | 0.4928 index | +4.6% |
| 2012 | 0.5189 index | +5.3% |
| 2013 | 0.5451 index | +5.1% |
| 2014 | 0.5719 index | +4.9% |
| 2015 | 0.5986 index | +4.7% |
| 2016 | 0.6295 index | +5.2% |
| 2017 | 0.662 index | +5.2% |
| 2018 | 0.6915 index | +4.5% |
| 2019 | 0.7164 index | +3.6% |
| 2020 | 0.7373 index | +2.9% |
| 2021 | 0.7548 index | +2.4% |
| 2022 | 0.7753 index | +2.7% |
| 2023 | 0.7944 index | +2.5% |
| 2024 | 0.8119 index | +2.2% |
| 2025 | 0.8247 index | +1.6% |
Guinea compared with similar countries
- Guinea's 0.8247 index is below the median for lower middle income countries, which is 1.09 index, 76% of the median. (45 countries reporting)
- Guinea's 0.8247 index is below the median for Sub-Saharan Africa, which is 1.05 index, 79% of the median. (45 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 0.1384 index | 0.091 index | 0.1827 index | 9 |
| 1990s | 0.2295 index | 0.1945 index | 0.2632 index | 10 |
| 2000s | 0.3628 index | 0.2804 index | 0.4467 index | 10 |
| 2010s | 0.5898 index | 0.4711 index | 0.7164 index | 10 |
| 2020s | 0.7831 index | 0.7373 index | 0.8247 index | 6 |
Countries ranked near Guinea
More gender data for Guinea
- Child population (UN estimates and projections) 6,504 (2030)
- Child population (UN estimates and projections) (0-14), annual growth 1.04 % change on previous year (2030)
- Population 10,303 (2030)
- Working-age population (UN estimates and projections) 10,303 (2030)
- Population (UN estimates and projections), annual growth rate 2.73 % change on previous year (2030)
- Age population, age 00, female, interpolated 230,106 (2025)
- Age population, age 00, male, interpolated 238,434 (2025)
- Age population, age 01, female, interpolated 224,170 (2025)
- Age population, age 01, male, interpolated 231,148 (2025)
- Age population, age 02, female, interpolated 220,197 (2025)
Frequently asked questions
- What is lower secondary school completion rates, adjusted gender parity index in Guinea?
- Lower secondary school completion rates, adjusted gender parity index in Guinea was 0.8247 index in 2025, according to UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data.
- What is the highest lower secondary school completion rates, adjusted gender parity index recorded in Guinea?
- The highest recorded value was 0.8247 index in 2025.
- What is the lowest lower secondary school completion rates, adjusted gender parity index recorded in Guinea?
- The lowest recorded value was 0.091 index in 1981.
- How does Guinea rank for lower secondary school completion rates, adjusted gender parity index?
- Guinea ranks 152nd out of 164 countries with data for 2025.
- Is lower secondary school completion rates, adjusted gender parity index rising or falling in Guinea?
- Over the last ten years it is up 37.8%. The long-run trend across the full record is volatile.
- Where does this Guinea data come from?
- The figures come from UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data, published as part of Lower secondary school completion rates, adjusted gender parity index. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 45 observations, free to reuse under CC BY 4.0 (Our World in Data).
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.