What is freedom of association index in Sao Tome and Principe?

Freedom of association index in Sao Tome and Principe was 0.768 in 2025, according to V-Dem (2026) – processed by Our World in Data.

What is the highest freedom of association index recorded in Sao Tome and Principe?

The highest recorded value was 0.785 in 2011.

What is the lowest freedom of association index recorded in Sao Tome and Principe?

The lowest recorded value was 0.041 in 1926.

How does Sao Tome and Principe rank for freedom of association index?

Sao Tome and Principe ranks 84th out of 176 countries with data for 2025.

Is freedom of association index rising or falling in Sao Tome and Principe?

Over the last ten years it is down 1.0%. The long-run trend across the full record is volatile.

Where does this Sao Tome and Principe data come from?

The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Freedom of Association Index. Statizoid updates them automatically from the source API.

Freedom of Association Index in Sao Tome and Principe

Name: Freedom of Association Index in Sao Tome and Principe
Creator: V-Dem (2026) – processed by Our World in Data
License: CC BY 4.0 (Our World in Data)

Sao Tome and Principe: Freedom of Association Index was 0.768 in 2025. ◆ Volatile

Latest (2025)

0.768

Change on year

unchanged

World rank

84th

of 176 countries

All-time high

0.785

in 2011

All-time low

0.041

in 1926

Years of data

126

1900–2025

Freedom of Association Index in Sao Tome and Principe, 1900–2025

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

Analysis

Sao Tome and Principe recorded 0.768 for freedom of association index in 2025.

That represents a change of down 1.0% over ten years.

Over the whole period, freedom of association index in Sao Tome and Principe peaked at 0.785 in 2011 and was at its lowest, 0.041, in 1926.

That places Sao Tome and Principe 84th out of 176 countries with data for 2025, putting it in the middle of the range.

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

Freedom of Association Index in Sao Tome and Principe, year by year

Annual values for Freedom of Association Index in Sao Tome and Principe, 1900 to 2025.
Year	Value	Change
1900	0.043	—
1901	0.043	+0.0%
1902	0.043	+0.0%
1903	0.043	+0.0%
1904	0.043	+0.0%
1905	0.043	+0.0%
1906	0.043	+0.0%
1907	0.043	+0.0%
1908	0.043	+0.0%
1909	0.043	+0.0%
1910	0.043	+0.0%
1911	0.055	+27.9%
1912	0.055	+0.0%
1913	0.055	+0.0%
1914	0.055	+0.0%
1915	0.055	+0.0%
1916	0.055	+0.0%
1917	0.055	+0.0%
1918	0.055	+0.0%
1919	0.055	+0.0%
1920	0.055	+0.0%
1921	0.055	+0.0%
1922	0.055	+0.0%
1923	0.055	+0.0%
1924	0.055	+0.0%
1925	0.055	+0.0%
1926	0.041	-25.5%
1927	0.041	+0.0%
1928	0.041	+0.0%
1929	0.041	+0.0%
1930	0.041	+0.0%
1931	0.041	+0.0%
1932	0.041	+0.0%
1933	0.041	+0.0%
1934	0.041	+0.0%
1935	0.041	+0.0%
1936	0.041	+0.0%
1937	0.041	+0.0%
1938	0.041	+0.0%
1939	0.041	+0.0%
1940	0.041	+0.0%
1941	0.041	+0.0%
1942	0.041	+0.0%
1943	0.041	+0.0%
1944	0.041	+0.0%
1945	0.041	+0.0%
1946	0.041	+0.0%
1947	0.041	+0.0%
1948	0.041	+0.0%
1949	0.041	+0.0%
1950	0.042	+2.4%
1951	0.042	+0.0%
1952	0.042	+0.0%
1953	0.042	+0.0%
1954	0.042	+0.0%
1955	0.042	+0.0%
1956	0.042	+0.0%
1957	0.042	+0.0%
1958	0.042	+0.0%
1959	0.042	+0.0%
1960	0.042	+0.0%
1961	0.042	+0.0%
1962	0.042	+0.0%
1963	0.042	+0.0%
1964	0.042	+0.0%
1965	0.042	+0.0%
1966	0.042	+0.0%
1967	0.042	+0.0%
1968	0.042	+0.0%
1969	0.042	+0.0%
1970	0.042	+0.0%
1971	0.042	+0.0%
1972	0.042	+0.0%
1973	0.042	+0.0%
1974	0.042	+0.0%
1975	0.167	+297.6%
1976	0.19	+13.8%
1977	0.19	+0.0%
1978	0.19	+0.0%
1979	0.19	+0.0%
1980	0.19	+0.0%
1981	0.19	+0.0%
1982	0.19	+0.0%
1983	0.19	+0.0%
1984	0.19	+0.0%
1985	0.19	+0.0%
1986	0.19	+0.0%
1987	0.19	+0.0%
1988	0.19	+0.0%
1989	0.19	+0.0%
1990	0.164	-13.7%
1991	0.653	+298.2%
1992	0.777	+19.0%
1993	0.777	+0.0%
1994	0.777	+0.0%
1995	0.777	+0.0%
1996	0.777	+0.0%
1997	0.777	+0.0%
1998	0.777	+0.0%
1999	0.782	+0.6%
2000	0.782	+0.0%
2001	0.776	-0.8%
2002	0.779	+0.4%
2003	0.781	+0.3%
2004	0.781	+0.0%
2005	0.781	+0.0%
2006	0.76	-2.7%
2007	0.753	-0.9%
2008	0.753	+0.0%
2009	0.753	+0.0%
2010	0.775	+2.9%
2011	0.785	+1.3%
2012	0.78	-0.6%
2013	0.78	+0.0%
2014	0.779	-0.1%
2015	0.776	-0.4%
2016	0.768	-1.0%
2017	0.752	-2.1%
2018	0.757	+0.7%
2019	0.776	+2.5%
2020	0.775	-0.1%
2021	0.775	+0.0%
2022	0.775	+0.0%
2023	0.775	+0.0%
2024	0.768	-0.9%
2025	0.768	+0.0%

Averages by decade

Decade	Average	Lowest	Highest	Years
1900s	0.043	0.043	0.043	10
1910s	0.0538	0.043	0.055	10
1920s	0.0494	0.041	0.055	10
1930s	0.041	0.041	0.041	10
1940s	0.041	0.041	0.041	10
1950s	0.042	0.042	0.042	10
1960s	0.042	0.042	0.042	10
1970s	0.1137	0.042	0.19	10
1980s	0.19	0.19	0.19	10
1990s	0.7038	0.164	0.782	10
2000s	0.7699	0.753	0.782	10
2010s	0.7728	0.752	0.785	10
2020s	0.7727	0.768	0.775	6

Countries ranked near Sao Tome and Principe

81 Maldives 0.777 compare
81 Peru 0.777 compare
83 Gambia 0.775 compare
84 North Macedonia 0.768 compare
86 Malawi 0.767 compare
87 Israel 0.758 compare

See the full ranking of 176 places →

More social development data for Sao Tome and Principe

Refugees under the mandate of the UNHCR by country or territory of 8 (2025)
Political Rights Rating 2 (2025)
Electoral democracy 1 (2025)
Political rights rating fh, annual growth rate 0 % change on previous year (2025)
Political rights rating fh, gaps filled 2 (2025)
Refugees under the mandate of the UNHCR by country or territory of 0 units per person (2025)
Refugees under the mandate of the UNHCR by country or territory of 8 (2025)
Sovereign state gleditsch ward, annual growth rate 0 % change on previous year (2025)
Refugees under the mandate of the UNHCR by country or territory of 60 % change on previous year (2025)
Refugees under the mandate of the UNHCR by country or territory of 0 units per US$ of GDP (2025)

All data for Sao Tome and Principe →

Frequently asked questions

What is freedom of association index in Sao Tome and Principe?: Freedom of association index in Sao Tome and Principe was 0.768 in 2025, according to V-Dem (2026) – processed by Our World in Data.
What is the highest freedom of association index recorded in Sao Tome and Principe?: The highest recorded value was 0.785 in 2011.
What is the lowest freedom of association index recorded in Sao Tome and Principe?: The lowest recorded value was 0.041 in 1926.
How does Sao Tome and Principe rank for freedom of association index?: Sao Tome and Principe ranks 84th out of 176 countries with data for 2025.
Is freedom of association index rising or falling in Sao Tome and Principe?: Over the last ten years it is down 1.0%. The long-run trend across the full record is volatile.
Where does this Sao Tome and Principe data come from?: The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Freedom of Association Index. Statizoid updates them automatically from the source API.

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Freedom of Association Index in Sao Tome and Principe. Statizoid, drawing on V-Dem (2026) – processed by Our World in Data. Retrieved 31 August 2026, from https://social-development.statizoid.com/stat/freedom-of-association-index/sao-tome-and-principe/

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About this data

Indicator: Freedom of Association Index
Source: V-Dem (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 176 places, 30,011 data points, 1789–2025
Last refreshed: 28 August 2026

Central estimate of the extent to which parties, including opposition parties, are allowed to form and participate in elections and the extent to which civil society organizations are allowed to form and operate freely.