Completion rate, lower secondary education, both sexes (modelled data) in Sao Tome and Principe

Sao Tome and Principe: Completion rate, lower secondary education, both sexes (modelled data) was 89.6% in 2025. ◆ Volatile

Latest (2025)
89.6%
Change on year
up 1.3%
World rank
80th
of 164 countries
All-time high
89.6%
in 2025
All-time low
19.4%
in 1987
Years of data
45
1981–2025

Completion rate, lower secondary education, both sexes (modelled data) in Sao Tome and Principe, 1981–2025

204060801981200320251981: 23.4 %1982: 22.6 %1983: 21.6 %1984: 20.8 %1985: 20.1 %1986: 19.7 %1987: 19.4 %1988: 19.5 %1989: 19.9 %1990: 20.4 %1991: 21.4 %1992: 22.5 %1993: 23.6 %1994: 24.7 %1995: 25.6 %1996: 26.3 %1997: 26.9 %1998: 27.6 %1999: 28.6 %2000: 29.5 %2001: 30.2 %2002: 31 %2003: 31.7 %2004: 32.6 %2005: 33.7 %2006: 35.1 %2007: 36.6 %2008: 38.4 %2009: 40.8 %2010: 44 %2011: 47.8 %2012: 52.1 %2013: 56.6 %2014: 61.1 %2015: 65.5 %2016: 69.4 %2017: 72.8 %2018: 76 %2019: 78.8 %2020: 81.3 %2021: 83.6 %2022: 85.5 %2023: 87.1 %2024: 88.4 %2025: 89.6 %

Source: UNESCO Institute for Statistics. Measured in %.

Analysis

The most recent figure for completion rate, lower secondary education, both sexes (modelled data) in Sao Tome and Principe is 89.6%, measured in 2025. That is the highest value across all 45 years on record.

That represents a change of up 1.3% on the previous year and up 36.8% over ten years.

Over the whole period, completion rate, lower secondary education, both sexes (modelled data) in Sao Tome and Principe peaked at 89.6% in 2025 and was at its lowest, 19.4%, in 1987.

Sao Tome and Principe ranks 80th of 164 countries on this measure, in the middle of the range.

The series is highly variable year to year, so single readings are best treated with caution.

Completion rate, lower secondary education, both sexes (modelled data) in Sao Tome and Principe, year by year

Annual values for Completion rate, lower secondary education, both sexes (modelled data) (%) in Sao Tome and Principe, 1981 to 2025.
Year % Change
1981 23.4%
1982 22.6% -3.3%
1983 21.6% -4.2%
1984 20.8% -4.1%
1985 20.1% -3.0%
1986 19.7% -2.0%
1987 19.4% -1.7%
1988 19.5% +0.5%
1989 19.9% +1.8%
1990 20.4% +2.9%
1991 21.4% +4.7%
1992 22.5% +5.4%
1993 23.6% +4.7%
1994 24.7% +4.7%
1995 25.6% +3.6%
1996 26.3% +2.8%
1997 26.9% +2.1%
1998 27.6% +2.9%
1999 28.6% +3.3%
2000 29.5% +3.2%
2001 30.2% +2.5%
2002 31.0% +2.5%
2003 31.7% +2.4%
2004 32.6% +2.8%
2005 33.7% +3.4%
2006 35.1% +4.1%
2007 36.6% +4.4%
2008 38.4% +4.9%
2009 40.8% +6.2%
2010 44.0% +7.6%
2011 47.8% +8.8%
2012 52.1% +9.0%
2013 56.6% +8.7%
2014 61.1% +7.9%
2015 65.5% +7.1%
2016 69.4% +5.9%
2017 72.8% +5.0%
2018 76.0% +4.4%
2019 78.8% +3.7%
2020 81.3% +3.2%
2021 83.6% +2.7%
2022 85.5% +2.3%
2023 87.1% +1.9%
2024 88.4% +1.6%
2025 89.6% +1.3%

Averages by decade

DecadeAverage LowestHighest Years
1980s 20.8% 19.4% 23.4% 9
1990s 24.8% 20.4% 28.6% 10
2000s 34.0% 29.5% 40.8% 10
2010s 62.4% 44.0% 78.8% 10
2020s 85.9% 81.3% 89.6% 6

Countries ranked near Sao Tome and Principe

  1. 77 India 90.5% compare
  2. 78 South Africa 90.4% compare
  3. 79 Luxembourg 89.8% compare
  4. 81 Mexico 89.5% compare
  5. 82 Netherlands 89.2% compare
  6. 83 Brazil 89.2% compare

See the full ranking of 164 places →

More education data for Sao Tome and Principe

All data for Sao Tome and Principe →

Frequently asked questions

What is completion rate, lower secondary education, both sexes (modelled data) in Sao Tome and Principe?
Completion rate, lower secondary education, both sexes (modelled data) in Sao Tome and Principe was 89.6% in 2025, according to UNESCO Institute for Statistics.
What is the highest completion rate, lower secondary education, both sexes (modelled data) recorded in Sao Tome and Principe?
The highest recorded value was 89.6% in 2025.
What is the lowest completion rate, lower secondary education, both sexes (modelled data) recorded in Sao Tome and Principe?
The lowest recorded value was 19.4% in 1987.
How does Sao Tome and Principe rank for completion rate, lower secondary education, both sexes (modelled data)?
Sao Tome and Principe ranks 80th out of 164 countries with data for 2025.
Is completion rate, lower secondary education, both sexes (modelled data) rising or falling in Sao Tome and Principe?
Over the last ten years it is up 36.8%. The long-run trend across the full record is volatile.
Where does this Sao Tome and Principe data come from?
The figures come from UNESCO Institute for Statistics, published as part of Completion rate, lower secondary education, both sexes (modelled data) (%). Statizoid updates them automatically from the source API.

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Completion rate, lower secondary education, both sexes (modelled data) in Sao Tome and Principe. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 03 September 2026, from https://education.statizoid.com/stat/completion-rate-lower-secondary-education-both-sexes-modelled-data-percent/sao-tome-and-principe/

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About this data

Indicator
Completion rate, lower secondary education, both sexes (modelled data) (%)
Unit
%
Source
UNESCO Institute for Statistics
Licence
CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage
164 places, 7,240 data points, 1981–2025
Last refreshed

February 2026 Data Release