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

Sao Tome and Principe: Completion rate, upper secondary education, both sexes (modelled data) was 55.1% in 2025. ◆ Volatile

Latest (2025)
55.1%
Change on year
up 2.5%
World rank
95th
of 164 countries
All-time high
55.1%
in 2025
All-time low
11.6%
in 1985
Years of data
45
1981–2025

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

1020304050601981200320251981: 12.1 %1982: 12 %1983: 11.8 %1984: 11.7 %1985: 11.6 %1986: 11.6 %1987: 11.6 %1988: 11.6 %1989: 11.7 %1990: 11.8 %1991: 11.9 %1992: 11.9 %1993: 12 %1994: 12.2 %1995: 12.6 %1996: 12.9 %1997: 13.2 %1998: 13.4 %1999: 13.6 %2000: 13.9 %2001: 14.4 %2002: 15 %2003: 15.7 %2004: 16.4 %2005: 17 %2006: 17.5 %2007: 17.9 %2008: 18.3 %2009: 19 %2010: 19.9 %2011: 21.1 %2012: 22.7 %2013: 25 %2014: 27.9 %2015: 31.1 %2016: 34.4 %2017: 37.9 %2018: 41.2 %2019: 44.3 %2020: 46.9 %2021: 48.9 %2022: 50.8 %2023: 52.2 %2024: 53.7 %2025: 55.1 %

Source: UNESCO Institute for Statistics. Measured in %.

Analysis

Sao Tome and Principe recorded 55.1% for completion rate, upper secondary education, both sexes (modelled data) in 2025. That is the highest value across all 45 years on record.

That represents a change of up 2.5% on the previous year and up 77.0% over ten years.

Over the whole period, completion rate, upper secondary education, both sexes (modelled data) in Sao Tome and Principe peaked at 55.1% in 2025 and was at its lowest, 11.6%, in 1985.

Sao Tome and Principe ranks 95th 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, upper secondary education, both sexes (modelled data) in Sao Tome and Principe, year by year

Annual values for Completion rate, upper secondary education, both sexes (modelled data) (%) in Sao Tome and Principe, 1981 to 2025.
Year % Change
1981 12.1%
1982 12.0% -0.8%
1983 11.8% -1.3%
1984 11.7% -0.8%
1985 11.6% -1.1%
1986 11.6% +0.1%
1987 11.6% -0.1%
1988 11.6% +0.3%
1989 11.7% +0.6%
1990 11.8% +0.9%
1991 11.9% +0.8%
1992 11.9% +0.5%
1993 12.0% +0.8%
1994 12.2% +1.5%
1995 12.6% +3.0%
1996 12.9% +2.7%
1997 13.2% +2.5%
1998 13.4% +1.4%
1999 13.6% +1.4%
2000 13.9% +2.3%
2001 14.4% +3.0%
2002 15.0% +4.2%
2003 15.7% +4.9%
2004 16.4% +4.4%
2005 17.0% +3.8%
2006 17.5% +2.7%
2007 17.9% +2.2%
2008 18.3% +2.5%
2009 19.0% +3.5%
2010 19.9% +4.8%
2011 21.1% +6.0%
2012 22.7% +8.0%
2013 25.0% +10.0%
2014 27.9% +11.7%
2015 31.1% +11.5%
2016 34.4% +10.6%
2017 37.9% +10.1%
2018 41.2% +8.7%
2019 44.3% +7.5%
2020 46.9% +6.0%
2021 48.9% +4.2%
2022 50.8% +3.9%
2023 52.2% +2.8%
2024 53.7% +2.9%
2025 55.1% +2.5%

Averages by decade

DecadeAverage LowestHighest Years
1980s 11.7% 11.6% 12.1% 9
1990s 12.6% 11.8% 13.6% 10
2000s 16.5% 13.9% 19.0% 10
2010s 30.6% 19.9% 44.3% 10
2020s 51.3% 46.9% 55.1% 6

Countries ranked near Sao Tome and Principe

  1. 92 Iraq 57.1% compare
  2. 93 Timor-Leste 56.7% compare
  3. 94 Mauritius 56.0% compare
  4. 96 South Africa 54.1% compare
  5. 97 Viet Nam 52.0% compare
  6. 98 Algeria 50.7% 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, upper secondary education, both sexes (modelled data) in Sao Tome and Principe?
Completion rate, upper secondary education, both sexes (modelled data) in Sao Tome and Principe was 55.1% in 2025, according to UNESCO Institute for Statistics.
What is the highest completion rate, upper secondary education, both sexes (modelled data) recorded in Sao Tome and Principe?
The highest recorded value was 55.1% in 2025.
What is the lowest completion rate, upper secondary education, both sexes (modelled data) recorded in Sao Tome and Principe?
The lowest recorded value was 11.6% in 1985.
How does Sao Tome and Principe rank for completion rate, upper secondary education, both sexes (modelled data)?
Sao Tome and Principe ranks 95th out of 164 countries with data for 2025.
Is completion rate, upper secondary education, both sexes (modelled data) rising or falling in Sao Tome and Principe?
Over the last ten years it is up 77.0%. 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, upper secondary education, both sexes (modelled data) (%). Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 45 observations, free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics).

Share, cite or embed this page

Cite this page

Completion rate, upper secondary education, both sexes (modelled data) in Sao Tome and Principe. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 02 September 2026, from https://education.statizoid.com/stat/completion-rate-upper-secondary-education-both-sexes-modelled-data-percent/sao-tome-and-principe/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY-SA 3.0 IGO (UNESCO Institute for Statistics); please keep the attribution.

<a href="https://education.statizoid.com/stat/completion-rate-upper-secondary-education-both-sexes-modelled-data-percent/sao-tome-and-principe/">Completion rate, upper secondary education, both sexes (modelled data) in Sao Tome and Principe</a> — Statizoid

About this data

Indicator
Completion rate, upper 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