Electoral democracy (Lexical Index) in Sao Tome and Principe
Sao Tome and Principe: Electoral democracy (Lexical Index) was 1 in 2025. ◆ Volatile
Electoral democracy in Sao Tome and Principe, 1789–2025
Source: Lexical Index (2026) – processed by Our World in Data.
Analysis
In 2025, electoral democracy in Sao Tome and Principe stood at 1. That is the highest value across all 237 years on record.
Compared with earlier readings it is unchanged over ten years.
Over the whole period, electoral democracy in Sao Tome and Principe peaked at 1 in 1991 and was at its lowest, 0, in 1789.
Sao Tome and Principe ranks 1st of 198 countries on this measure, in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Electoral democracy (Lexical Index) in Sao Tome and Principe, year by year
| Year | Value | Change |
|---|---|---|
| 1789 | 0 | — |
| 1790 | 0 | — |
| 1791 | 0 | — |
| 1792 | 0 | — |
| 1793 | 0 | — |
| 1794 | 0 | — |
| 1795 | 0 | — |
| 1796 | 0 | — |
| 1797 | 0 | — |
| 1798 | 0 | — |
| 1799 | 0 | — |
| 1800 | 0 | — |
| 1801 | 0 | — |
| 1802 | 0 | — |
| 1803 | 0 | — |
| 1804 | 0 | — |
| 1805 | 0 | — |
| 1806 | 0 | — |
| 1807 | 0 | — |
| 1808 | 0 | — |
| 1809 | 0 | — |
| 1810 | 0 | — |
| 1811 | 0 | — |
| 1812 | 0 | — |
| 1813 | 0 | — |
| 1814 | 0 | — |
| 1815 | 0 | — |
| 1816 | 0 | — |
| 1817 | 0 | — |
| 1818 | 0 | — |
| 1819 | 0 | — |
| 1820 | 0 | — |
| 1821 | 0 | — |
| 1822 | 0 | — |
| 1823 | 0 | — |
| 1824 | 0 | — |
| 1825 | 0 | — |
| 1826 | 0 | — |
| 1827 | 0 | — |
| 1828 | 0 | — |
| 1829 | 0 | — |
| 1830 | 0 | — |
| 1831 | 0 | — |
| 1832 | 0 | — |
| 1833 | 0 | — |
| 1834 | 0 | — |
| 1835 | 0 | — |
| 1836 | 0 | — |
| 1837 | 0 | — |
| 1838 | 0 | — |
| 1839 | 0 | — |
| 1840 | 0 | — |
| 1841 | 0 | — |
| 1842 | 0 | — |
| 1843 | 0 | — |
| 1844 | 0 | — |
| 1845 | 0 | — |
| 1846 | 0 | — |
| 1847 | 0 | — |
| 1848 | 0 | — |
| 1849 | 0 | — |
| 1850 | 0 | — |
| 1851 | 0 | — |
| 1852 | 0 | — |
| 1853 | 0 | — |
| 1854 | 0 | — |
| 1855 | 0 | — |
| 1856 | 0 | — |
| 1857 | 0 | — |
| 1858 | 0 | — |
| 1859 | 0 | — |
| 1860 | 0 | — |
| 1861 | 0 | — |
| 1862 | 0 | — |
| 1863 | 0 | — |
| 1864 | 0 | — |
| 1865 | 0 | — |
| 1866 | 0 | — |
| 1867 | 0 | — |
| 1868 | 0 | — |
| 1869 | 0 | — |
| 1870 | 0 | — |
| 1871 | 0 | — |
| 1872 | 0 | — |
| 1873 | 0 | — |
| 1874 | 0 | — |
| 1875 | 0 | — |
| 1876 | 0 | — |
| 1877 | 0 | — |
| 1878 | 0 | — |
| 1879 | 0 | — |
| 1880 | 0 | — |
| 1881 | 0 | — |
| 1882 | 0 | — |
| 1883 | 0 | — |
| 1884 | 0 | — |
| 1885 | 0 | — |
| 1886 | 0 | — |
| 1887 | 0 | — |
| 1888 | 0 | — |
| 1889 | 0 | — |
| 1890 | 0 | — |
| 1891 | 0 | — |
| 1892 | 0 | — |
| 1893 | 0 | — |
| 1894 | 0 | — |
| 1895 | 0 | — |
| 1896 | 0 | — |
| 1897 | 0 | — |
| 1898 | 0 | — |
| 1899 | 0 | — |
| 1900 | 0 | — |
| 1901 | 0 | — |
| 1902 | 0 | — |
| 1903 | 0 | — |
| 1904 | 0 | — |
| 1905 | 0 | — |
| 1906 | 0 | — |
| 1907 | 0 | — |
| 1908 | 0 | — |
| 1909 | 0 | — |
| 1910 | 0 | — |
| 1911 | 0 | — |
| 1912 | 0 | — |
| 1913 | 0 | — |
| 1914 | 0 | — |
| 1915 | 0 | — |
| 1916 | 0 | — |
| 1917 | 0 | — |
| 1918 | 0 | — |
| 1919 | 0 | — |
| 1920 | 0 | — |
| 1921 | 0 | — |
| 1922 | 0 | — |
| 1923 | 0 | — |
| 1924 | 0 | — |
| 1925 | 0 | — |
| 1926 | 0 | — |
| 1927 | 0 | — |
| 1928 | 0 | — |
| 1929 | 0 | — |
| 1930 | 0 | — |
| 1931 | 0 | — |
| 1932 | 0 | — |
| 1933 | 0 | — |
| 1934 | 0 | — |
| 1935 | 0 | — |
| 1936 | 0 | — |
| 1937 | 0 | — |
| 1938 | 0 | — |
| 1939 | 0 | — |
| 1940 | 0 | — |
| 1941 | 0 | — |
| 1942 | 0 | — |
| 1943 | 0 | — |
| 1944 | 0 | — |
| 1945 | 0 | — |
| 1946 | 0 | — |
| 1947 | 0 | — |
| 1948 | 0 | — |
| 1949 | 0 | — |
| 1950 | 0 | — |
| 1951 | 0 | — |
| 1952 | 0 | — |
| 1953 | 0 | — |
| 1954 | 0 | — |
| 1955 | 0 | — |
| 1956 | 0 | — |
| 1957 | 0 | — |
| 1958 | 0 | — |
| 1959 | 0 | — |
| 1960 | 0 | — |
| 1961 | 0 | — |
| 1962 | 0 | — |
| 1963 | 0 | — |
| 1964 | 0 | — |
| 1965 | 0 | — |
| 1966 | 0 | — |
| 1967 | 0 | — |
| 1968 | 0 | — |
| 1969 | 0 | — |
| 1970 | 0 | — |
| 1971 | 0 | — |
| 1972 | 0 | — |
| 1973 | 0 | — |
| 1974 | 0 | — |
| 1975 | 0 | — |
| 1976 | 0 | — |
| 1977 | 0 | — |
| 1978 | 0 | — |
| 1979 | 0 | — |
| 1980 | 0 | — |
| 1981 | 0 | — |
| 1982 | 0 | — |
| 1983 | 0 | — |
| 1984 | 0 | — |
| 1985 | 0 | — |
| 1986 | 0 | — |
| 1987 | 0 | — |
| 1988 | 0 | — |
| 1989 | 0 | — |
| 1990 | 0 | — |
| 1991 | 1 | — |
| 1992 | 1 | +0.0% |
| 1993 | 1 | +0.0% |
| 1994 | 1 | +0.0% |
| 1995 | 1 | +0.0% |
| 1996 | 1 | +0.0% |
| 1997 | 1 | +0.0% |
| 1998 | 1 | +0.0% |
| 1999 | 1 | +0.0% |
| 2000 | 1 | +0.0% |
| 2001 | 1 | +0.0% |
| 2002 | 1 | +0.0% |
| 2003 | 1 | +0.0% |
| 2004 | 1 | +0.0% |
| 2005 | 1 | +0.0% |
| 2006 | 1 | +0.0% |
| 2007 | 1 | +0.0% |
| 2008 | 1 | +0.0% |
| 2009 | 1 | +0.0% |
| 2010 | 1 | +0.0% |
| 2011 | 1 | +0.0% |
| 2012 | 1 | +0.0% |
| 2013 | 1 | +0.0% |
| 2014 | 1 | +0.0% |
| 2015 | 1 | +0.0% |
| 2016 | 1 | +0.0% |
| 2017 | 1 | +0.0% |
| 2018 | 1 | +0.0% |
| 2019 | 1 | +0.0% |
| 2020 | 1 | +0.0% |
| 2021 | 1 | +0.0% |
| 2022 | 1 | +0.0% |
| 2023 | 1 | +0.0% |
| 2024 | 1 | +0.0% |
| 2025 | 1 | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1780s | 0 | 0 | 0 | 1 |
| 1790s | 0 | 0 | 0 | 10 |
| 1800s | 0 | 0 | 0 | 10 |
| 1810s | 0 | 0 | 0 | 10 |
| 1820s | 0 | 0 | 0 | 10 |
| 1830s | 0 | 0 | 0 | 10 |
| 1840s | 0 | 0 | 0 | 10 |
| 1850s | 0 | 0 | 0 | 10 |
| 1860s | 0 | 0 | 0 | 10 |
| 1870s | 0 | 0 | 0 | 10 |
| 1880s | 0 | 0 | 0 | 10 |
| 1890s | 0 | 0 | 0 | 10 |
| 1900s | 0 | 0 | 0 | 10 |
| 1910s | 0 | 0 | 0 | 10 |
| 1920s | 0 | 0 | 0 | 10 |
| 1930s | 0 | 0 | 0 | 10 |
| 1940s | 0 | 0 | 0 | 10 |
| 1950s | 0 | 0 | 0 | 10 |
| 1960s | 0 | 0 | 0 | 10 |
| 1970s | 0 | 0 | 0 | 10 |
| 1980s | 0 | 0 | 0 | 10 |
| 1990s | 0.9 | 0 | 1 | 10 |
| 2000s | 1 | 1 | 1 | 10 |
| 2010s | 1 | 1 | 1 | 10 |
| 2020s | 1 | 1 | 1 | 6 |
Countries ranked near Sao Tome and Principe
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- 1 Luxembourg 1 compare
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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)
- 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)
- Human Rights Index vs. Electoral Democracy Index 0.892 (2025)
Frequently asked questions
- What is electoral democracy in Sao Tome and Principe?
- Electoral democracy in Sao Tome and Principe was 1 in 2025, according to Lexical Index (2026) – processed by Our World in Data.
- What is the highest electoral democracy recorded in Sao Tome and Principe?
- The highest recorded value was 1 in 1991.
- What is the lowest electoral democracy recorded in Sao Tome and Principe?
- The lowest recorded value was 0 in 1789.
- How does Sao Tome and Principe rank for electoral democracy?
- Sao Tome and Principe ranks 1st out of 198 countries with data for 2025.
- Is electoral democracy rising or falling in Sao Tome and Principe?
- Over the last ten years it is unchanged. The long-run trend across the full record is volatile.
- Where does this Sao Tome and Principe data come from?
- The figures come from Lexical Index (2026) – processed by Our World in Data, published as part of Electoral democracy. Statizoid updates them automatically from the source API.
Download this data
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About this data
Identifies the political regime of a country using the reduced Lexical Index of Electoral Democracy. It distinguishes between non-electoral autocracies, one-party autocracies, multi-party autocracies without elected executive, multi-party autocracies, exclusive democracies, male democracies, and electoral democracies (including full democracies or polyarchies).