Key features of liberal democracy in Sao Tome and Principe

Sao Tome and Principe: Key features of liberal democracy was 0.519 in 2025. ◆ Volatile

Latest (2025)
0.519
Change on year
unchanged
World rank
60th
of 176 countries
All-time high
0.557
in 2020
All-time low
0.079
in 1953
Years of data
126
1900–2025

Key features of liberal democracy in Sao Tome and Principe, 1900–2025

0.10.20.30.40.50.6190019622025

Source: V-Dem (2026) – processed by Our World in Data.

Analysis

Sao Tome and Principe recorded 0.519 for key features of liberal democracy in 2025.

That represents a change of down 6.3% over ten years.

Over the whole period, key features of liberal democracy in Sao Tome and Principe peaked at 0.557 in 2020 and was at its lowest, 0.079, in 1953.

Sao Tome and Principe ranks 60th of 176 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.

Key features of liberal democracy in Sao Tome and Principe, year by year

Annual values for Key features of liberal democracy in Sao Tome and Principe, 1900 to 2025.
Year Value Change
1900 0.083
1901 0.083 +0.0%
1902 0.083 +0.0%
1903 0.083 +0.0%
1904 0.083 +0.0%
1905 0.083 +0.0%
1906 0.083 +0.0%
1907 0.083 +0.0%
1908 0.083 +0.0%
1909 0.083 +0.0%
1910 0.083 +0.0%
1911 0.084 +1.2%
1912 0.084 +0.0%
1913 0.084 +0.0%
1914 0.084 +0.0%
1915 0.084 +0.0%
1916 0.084 +0.0%
1917 0.084 +0.0%
1918 0.084 +0.0%
1919 0.084 +0.0%
1920 0.084 +0.0%
1921 0.084 +0.0%
1922 0.084 +0.0%
1923 0.084 +0.0%
1924 0.084 +0.0%
1925 0.084 +0.0%
1926 0.083 -1.2%
1927 0.083 +0.0%
1928 0.083 +0.0%
1929 0.083 +0.0%
1930 0.083 +0.0%
1931 0.083 +0.0%
1932 0.083 +0.0%
1933 0.083 +0.0%
1934 0.083 +0.0%
1935 0.083 +0.0%
1936 0.083 +0.0%
1937 0.083 +0.0%
1938 0.083 +0.0%
1939 0.083 +0.0%
1940 0.083 +0.0%
1941 0.083 +0.0%
1942 0.083 +0.0%
1943 0.083 +0.0%
1944 0.083 +0.0%
1945 0.083 +0.0%
1946 0.083 +0.0%
1947 0.083 +0.0%
1948 0.083 +0.0%
1949 0.083 +0.0%
1950 0.083 +0.0%
1951 0.083 +0.0%
1952 0.083 +0.0%
1953 0.079 -4.8%
1954 0.082 +3.8%
1955 0.083 +1.2%
1956 0.083 +0.0%
1957 0.083 +0.0%
1958 0.083 +0.0%
1959 0.083 +0.0%
1960 0.083 +0.0%
1961 0.084 +1.2%
1962 0.085 +1.2%
1963 0.085 +0.0%
1964 0.086 +1.2%
1965 0.086 +0.0%
1966 0.086 +0.0%
1967 0.086 +0.0%
1968 0.086 +0.0%
1969 0.086 +0.0%
1970 0.086 +0.0%
1971 0.086 +0.0%
1972 0.087 +1.2%
1973 0.104 +19.5%
1974 0.099 -4.8%
1975 0.148 +49.5%
1976 0.159 +7.4%
1977 0.159 +0.0%
1978 0.159 +0.0%
1979 0.159 +0.0%
1980 0.159 +0.0%
1981 0.159 +0.0%
1982 0.159 +0.0%
1983 0.159 +0.0%
1984 0.159 +0.0%
1985 0.159 +0.0%
1986 0.159 +0.0%
1987 0.168 +5.7%
1988 0.168 +0.0%
1989 0.168 +0.0%
1990 0.201 +19.6%
1991 0.403 +100.5%
1992 0.493 +22.3%
1993 0.501 +1.6%
1994 0.503 +0.4%
1995 0.508 +1.0%
1996 0.5 -1.6%
1997 0.492 -1.6%
1998 0.495 +0.6%
1999 0.513 +3.6%
2000 0.509 -0.8%
2001 0.511 +0.4%
2002 0.505 -1.2%
2003 0.511 +1.2%
2004 0.517 +1.2%
2005 0.524 +1.4%
2006 0.526 +0.4%
2007 0.527 +0.2%
2008 0.527 +0.0%
2009 0.527 +0.0%
2010 0.536 +1.7%
2011 0.54 +0.7%
2012 0.537 -0.6%
2013 0.547 +1.9%
2014 0.548 +0.2%
2015 0.554 +1.1%
2016 0.548 -1.1%
2017 0.537 -2.0%
2018 0.531 -1.1%
2019 0.556 +4.7%
2020 0.557 +0.2%
2021 0.554 -0.5%
2022 0.542 -2.2%
2023 0.54 -0.4%
2024 0.519 -3.9%
2025 0.519 +0.0%

Averages by decade

DecadeAverage LowestHighest Years
1900s 0.083 0.083 0.083 10
1910s 0.0839 0.083 0.084 10
1920s 0.0836 0.083 0.084 10
1930s 0.083 0.083 0.083 10
1940s 0.083 0.083 0.083 10
1950s 0.0825 0.079 0.083 10
1960s 0.0853 0.083 0.086 10
1970s 0.1246 0.086 0.159 10
1980s 0.1617 0.159 0.168 10
1990s 0.4609 0.201 0.513 10
2000s 0.5184 0.505 0.527 10
2010s 0.5434 0.531 0.556 10
2020s 0.5385 0.519 0.557 6

Countries ranked near Sao Tome and Principe

  1. 57 Guatemala 0.523 compare
  2. 58 Gambia 0.522 compare
  3. 59 Botswana 0.52 compare
  4. 60 Namibia 0.519 compare
  5. 62 Lesotho 0.512 compare
  6. 63 Peru 0.506 compare

See the full ranking of 176 places →

More social development data for Sao Tome and Principe

All data for Sao Tome and Principe →

Frequently asked questions

What is key features of liberal democracy in Sao Tome and Principe?
Key features of liberal democracy in Sao Tome and Principe was 0.519 in 2025, according to V-Dem (2026) – processed by Our World in Data.
What is the highest key features of liberal democracy recorded in Sao Tome and Principe?
The highest recorded value was 0.557 in 2020.
What is the lowest key features of liberal democracy recorded in Sao Tome and Principe?
The lowest recorded value was 0.079 in 1953.
How does Sao Tome and Principe rank for key features of liberal democracy?
Sao Tome and Principe ranks 60th out of 176 countries with data for 2025.
Is key features of liberal democracy rising or falling in Sao Tome and Principe?
Over the last ten years it is down 6.3%. The long-run trend across the full record is volatile.
Where does this Sao Tome and Principe data come from?
The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Key features of liberal democracy. Statizoid updates them automatically from the source API.

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Key features of liberal democracy in Sao Tome and Principe. Statizoid, drawing on V-Dem (2026) – processed by Our World in Data. Retrieved 29 August 2026, from https://social-development.statizoid.com/stat/key-features-of-liberal-democracy/sao-tome-and-principe/

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About this data

Indicator
Key features of liberal democracy
Source
V-Dem (2026) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
176 places, 28,671 data points, 1789–2025
Last refreshed

Central estimate of the extent of suffrage, the freedom and fairness of elections, freedoms of association and expression, individual and minority rights, equality before the law, and executive constraints.