Upper secondary completion rate, adjusted gender parity index in Congo

Congo: Upper secondary completion rate, adjusted gender parity index was 0.8448 index in 2025. ▲ Rising

Latest (2025)
0.8448 index
Change on year
up 1.5%
World rank
146th
of 164 countries
All-time high
0.8448 index
in 2025
All-time low
0.2803 index
in 1981
Years of data
45
1981–2025

Upper secondary completion rate, adjusted gender parity index in Congo, 1981–2025

0.20.40.60.81981200320251981: 0.28 index1982: 0.283 index1983: 0.291 index1984: 0.301 index1985: 0.307 index1986: 0.314 index1987: 0.32 index1988: 0.33 index1989: 0.336 index1990: 0.337 index1991: 0.337 index1992: 0.344 index1993: 0.353 index1994: 0.365 index1995: 0.391 index1996: 0.417 index1997: 0.445 index1998: 0.48 index1999: 0.517 index2000: 0.55 index2001: 0.578 index2002: 0.586 index2003: 0.59 index2004: 0.601 index2005: 0.617 index2006: 0.637 index2007: 0.65 index2008: 0.664 index2009: 0.683 index2010: 0.704 index2011: 0.725 index2012: 0.734 index2013: 0.732 index2014: 0.737 index2015: 0.749 index2016: 0.764 index2017: 0.777 index2018: 0.792 index2019: 0.801 index2020: 0.809 index2021: 0.811 index2022: 0.819 index2023: 0.821 index2024: 0.832 index2025: 0.845 index

Source: UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data. Measured in index.

Analysis

In 2025, upper secondary completion rate, adjusted gender parity index in Congo stood at 0.8448 index. That is the highest value across all 45 years on record.

Compared with earlier readings it is up 1.5% on the previous year and up 12.9% over ten years.

Over the whole period, upper secondary completion rate, adjusted gender parity index in Congo peaked at 0.8448 index in 2025 and was at its lowest, 0.2803 index, in 1981.

That places Congo 146th out of 164 countries with data for 2025, putting it in the bottom quarter.

The long-run direction has been consistently rising across the 45 years of available data.

Upper secondary completion rate, adjusted gender parity index in Congo, year by year

Annual values for Upper secondary completion rate, adjusted gender parity index in Congo, 1981 to 2025.
Year index Change
1981 0.2803 index —
1982 0.2831 index +1.0%
1983 0.2911 index +2.8%
1984 0.3014 index +3.5%
1985 0.3066 index +1.7%
1986 0.3136 index +2.3%
1987 0.3202 index +2.1%
1988 0.3297 index +3.0%
1989 0.3356 index +1.8%
1990 0.3368 index +0.4%
1991 0.3369 index +0.0%
1992 0.3444 index +2.2%
1993 0.3532 index +2.6%
1994 0.3647 index +3.3%
1995 0.3906 index +7.1%
1996 0.4167 index +6.7%
1997 0.4445 index +6.7%
1998 0.4797 index +7.9%
1999 0.5174 index +7.8%
2000 0.5505 index +6.4%
2001 0.5784 index +5.1%
2002 0.5859 index +1.3%
2003 0.59 index +0.7%
2004 0.6014 index +1.9%
2005 0.6173 index +2.6%
2006 0.6371 index +3.2%
2007 0.6497 index +2.0%
2008 0.6635 index +2.1%
2009 0.6828 index +2.9%
2010 0.7039 index +3.1%
2011 0.7254 index +3.1%
2012 0.7336 index +1.1%
2013 0.7315 index -0.3%
2014 0.7372 index +0.8%
2015 0.7486 index +1.5%
2016 0.7638 index +2.0%
2017 0.7769 index +1.7%
2018 0.7918 index +1.9%
2019 0.8011 index +1.2%
2020 0.8086 index +0.9%
2021 0.811 index +0.3%
2022 0.8192 index +1.0%
2023 0.821 index +0.2%
2024 0.8321 index +1.4%
2025 0.8448 index +1.5%

Congo compared with similar countries

  • Congo's 0.8448 index is below the median for lower middle income countries, which is 1.04 index, 81% of the median. (45 countries reporting)
  • Congo's 0.8448 index is below the median for Sub-Saharan Africa, which is 0.9431 index, 90% of the median. (45 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1980s 0.3068 index 0.2803 index 0.3356 index 9
1990s 0.3985 index 0.3368 index 0.5174 index 10
2000s 0.6156 index 0.5505 index 0.6828 index 10
2010s 0.7514 index 0.7039 index 0.8011 index 10
2020s 0.8228 index 0.8086 index 0.8448 index 6

Countries ranked near Congo

  1. 143 Vanuatu 0.871 index compare
  2. 144 Tajikistan 0.8685 index compare
  3. 145 Nigeria 0.8457 index compare
  4. 147 Tanzania 0.7667 index compare
  5. 148 Iraq 0.7627 index compare
  6. 149 Guinea-Bissau 0.6676 index compare

See the full ranking of 164 places →

More gender data for Congo

All data for Congo →

Frequently asked questions

What is upper secondary completion rate, adjusted gender parity index in Congo?
Upper secondary completion rate, adjusted gender parity index in Congo was 0.8448 index in 2025, according to UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data.
What is the highest upper secondary completion rate, adjusted gender parity index recorded in Congo?
The highest recorded value was 0.8448 index in 2025.
What is the lowest upper secondary completion rate, adjusted gender parity index recorded in Congo?
The lowest recorded value was 0.2803 index in 1981.
How does Congo rank for upper secondary completion rate, adjusted gender parity index?
Congo ranks 146th out of 164 countries with data for 2025.
Is upper secondary completion rate, adjusted gender parity index rising or falling in Congo?
Over the last ten years it is up 12.9%. The long-run trend across the full record is rising.
Where does this Congo data come from?
The figures come from UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data, published as part of Upper secondary completion rate, adjusted gender parity index. Statizoid updates them automatically from the source API.

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Upper secondary completion rate, adjusted gender parity index in Congo. Statizoid, drawing on UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data. Retrieved 25 September 2026, from https://gender.statizoid.com/stat/upper-secondary-completion-rate-adjusted-gender-parity-index/congo-rep/

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About this data

Indicator
Upper secondary completion rate, adjusted gender parity index
Unit
index
Source
UNESCO Institute for Statistics (2026) – with minor processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
164 places, 7,240 data points, 1981–2025
Last refreshed

An adjusted gender parity index of 1 indicates equal upper secondary school completion rates between boys and girls. Values below 1 favor boys, and values above 1 favor girls.