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Participatory Political Institutions Index in Iran

Iran: Participatory Political Institutions Index was 0.101 in 2025. ◆ Volatile

Latest (2025)
0.101
Change on year
up 4.1%
World rank
169th
of 176 countries
All-time high
0.231
in 1952
All-time low
0.021
in 1848
Years of data
237
1789–2025

Participatory Political Institutions Index in Iran, 1789–2025

00.050.10.150.20.25178919072025

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

Analysis

Iran recorded 0.101 for participatory political institutions index in 2025.

That represents a change of up 4.1% on the previous year and down 4.7% over ten years.

Over the whole period, participatory political institutions index in Iran peaked at 0.231 in 1952 and was at its lowest, 0.021, in 1848.

That places Iran 169th out of 176 countries with data for 2025, putting it in the bottom quarter.

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

Participatory Political Institutions Index in Iran, year by year

Year Value Change
1789 0.022 —
1790 0.022 +0.0%
1791 0.022 +0.0%
1792 0.022 +0.0%
1793 0.022 +0.0%
1794 0.022 +0.0%
1795 0.022 +0.0%
1796 0.022 +0.0%
1797 0.022 +0.0%
1798 0.022 +0.0%
1799 0.022 +0.0%
1800 0.022 +0.0%
1801 0.022 +0.0%
1802 0.022 +0.0%
1803 0.022 +0.0%
1804 0.022 +0.0%
1805 0.022 +0.0%
1806 0.022 +0.0%
1807 0.022 +0.0%
1808 0.022 +0.0%
1809 0.022 +0.0%
1810 0.022 +0.0%
1811 0.022 +0.0%
1812 0.022 +0.0%
1813 0.022 +0.0%
1814 0.022 +0.0%
1815 0.022 +0.0%
1816 0.022 +0.0%
1817 0.022 +0.0%
1818 0.022 +0.0%
1819 0.022 +0.0%
1820 0.022 +0.0%
1821 0.022 +0.0%
1822 0.022 +0.0%
1823 0.022 +0.0%
1824 0.022 +0.0%
1825 0.022 +0.0%
1826 0.022 +0.0%
1827 0.022 +0.0%
1828 0.022 +0.0%
1829 0.022 +0.0%
1830 0.022 +0.0%
1831 0.022 +0.0%
1832 0.022 +0.0%
1833 0.022 +0.0%
1834 0.022 +0.0%
1835 0.022 +0.0%
1836 0.022 +0.0%
1837 0.022 +0.0%
1838 0.022 +0.0%
1839 0.022 +0.0%
1840 0.022 +0.0%
1841 0.022 +0.0%
1842 0.022 +0.0%
1843 0.022 +0.0%
1844 0.022 +0.0%
1845 0.022 +0.0%
1846 0.022 +0.0%
1847 0.022 +0.0%
1848 0.021 -4.5%
1849 0.021 +0.0%
1850 0.021 +0.0%
1851 0.021 +0.0%
1852 0.021 +0.0%
1853 0.021 +0.0%
1854 0.021 +0.0%
1855 0.021 +0.0%
1856 0.021 +0.0%
1857 0.021 +0.0%
1858 0.021 +0.0%
1859 0.021 +0.0%
1860 0.021 +0.0%
1861 0.021 +0.0%
1862 0.021 +0.0%
1863 0.021 +0.0%
1864 0.021 +0.0%
1865 0.021 +0.0%
1866 0.021 +0.0%
1867 0.021 +0.0%
1868 0.021 +0.0%
1869 0.021 +0.0%
1870 0.021 +0.0%
1871 0.021 +0.0%
1872 0.021 +0.0%
1873 0.021 +0.0%
1874 0.021 +0.0%
1875 0.021 +0.0%
1876 0.021 +0.0%
1877 0.021 +0.0%
1878 0.021 +0.0%
1879 0.021 +0.0%
1880 0.021 +0.0%
1881 0.021 +0.0%
1882 0.021 +0.0%
1883 0.021 +0.0%
1884 0.021 +0.0%
1885 0.021 +0.0%
1886 0.021 +0.0%
1887 0.021 +0.0%
1888 0.021 +0.0%
1889 0.021 +0.0%
1890 0.021 +0.0%
1891 0.027 +28.6%
1892 0.027 +0.0%
1893 0.027 +0.0%
1894 0.027 +0.0%
1895 0.027 +0.0%
1896 0.027 +0.0%
1897 0.027 +0.0%
1898 0.027 +0.0%
1899 0.027 +0.0%
1900 0.027 +0.0%
1901 0.027 +0.0%
1902 0.027 +0.0%
1903 0.027 +0.0%
1904 0.027 +0.0%
1905 0.027 +0.0%
1906 0.03 +11.1%
1907 0.069 +130.0%
1908 0.069 +0.0%
1909 0.056 -18.8%
1910 0.056 +0.0%
1911 0.056 +0.0%
1912 0.056 +0.0%
1913 0.056 +0.0%
1914 0.056 +0.0%
1915 0.056 +0.0%
1916 0.056 +0.0%
1917 0.056 +0.0%
1918 0.056 +0.0%
1919 0.056 +0.0%
1920 0.056 +0.0%
1921 0.053 -5.4%
1922 0.053 +0.0%
1923 0.053 +0.0%
1924 0.094 +77.4%
1925 0.095 +1.1%
1926 0.078 -17.9%
1927 0.078 +0.0%
1928 0.078 +0.0%
1929 0.078 +0.0%
1930 0.078 +0.0%
1931 0.048 -38.5%
1932 0.048 +0.0%
1933 0.048 +0.0%
1934 0.048 +0.0%
1935 0.048 +0.0%
1936 0.048 +0.0%
1937 0.048 +0.0%
1938 0.048 +0.0%
1939 0.048 +0.0%
1940 0.048 +0.0%
1941 0.071 +47.9%
1942 0.095 +33.8%
1943 0.095 +0.0%
1944 0.095 +0.0%
1945 0.11 +15.8%
1946 0.123 +11.8%
1947 0.123 +0.0%
1948 0.123 +0.0%
1949 0.123 +0.0%
1950 0.198 +61.0%
1951 0.198 +0.0%
1952 0.231 +16.7%
1953 0.189 -18.2%
1954 0.1 -47.1%
1955 0.1 +0.0%
1956 0.083 -17.0%
1957 0.083 +0.0%
1958 0.083 +0.0%
1959 0.083 +0.0%
1960 0.095 +14.5%
1961 0.095 +0.0%
1962 0.095 +0.0%
1963 0.107 +12.6%
1964 0.138 +29.0%
1965 0.138 +0.0%
1966 0.138 +0.0%
1967 0.138 +0.0%
1968 0.138 +0.0%
1969 0.138 +0.0%
1970 0.138 +0.0%
1971 0.138 +0.0%
1972 0.138 +0.0%
1973 0.138 +0.0%
1974 0.138 +0.0%
1975 0.138 +0.0%
1976 0.138 +0.0%
1977 0.138 +0.0%
1978 0.138 +0.0%
1979 0.175 +26.8%
1980 0.115 -34.3%
1981 0.104 -9.6%
1982 0.105 +1.0%
1983 0.105 +0.0%
1984 0.124 +18.1%
1985 0.12 -3.2%
1986 0.116 -3.3%
1987 0.112 -3.4%
1988 0.108 -3.6%
1989 0.166 +53.7%
1990 0.173 +4.2%
1991 0.169 -2.3%
1992 0.165 -2.4%
1993 0.161 -2.4%
1994 0.155 -3.7%
1995 0.149 -3.9%
1996 0.149 +0.0%
1997 0.165 +10.7%
1998 0.134 -18.8%
1999 0.161 +20.1%
2000 0.14 -13.0%
2001 0.138 -1.4%
2002 0.136 -1.4%
2003 0.121 -11.0%
2004 0.127 +5.0%
2005 0.119 -6.3%
2006 0.096 -19.3%
2007 0.095 -1.0%
2008 0.093 -2.1%
2009 0.107 +15.1%
2010 0.089 -16.8%
2011 0.089 +0.0%
2012 0.098 +10.1%
2013 0.096 -2.0%
2014 0.096 +0.0%
2015 0.106 +10.4%
2016 0.107 +0.9%
2017 0.106 -0.9%
2018 0.103 -2.8%
2019 0.094 -8.7%
2020 0.094 +0.0%
2021 0.088 -6.4%
2022 0.078 -11.4%
2023 0.08 +2.6%
2024 0.097 +21.3%
2025 0.101 +4.1%

Iran compared with similar countries

  • Iran's 0.101 is below the median for upper middle income countries, which is 0.524, 19% of the median. (48 countries reporting)
  • Iran's 0.101 is below the median for Middle East, North Africa, Afghanistan & Pakistan, which is 0.23, 44% of the median. (23 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1780s 0.022 0.022 0.022 1
1790s 0.022 0.022 0.022 10
1800s 0.022 0.022 0.022 10
1810s 0.022 0.022 0.022 10
1820s 0.022 0.022 0.022 10
1830s 0.022 0.022 0.022 10
1840s 0.0218 0.021 0.022 10
1850s 0.021 0.021 0.021 10
1860s 0.021 0.021 0.021 10
1870s 0.021 0.021 0.021 10
1880s 0.021 0.021 0.021 10
1890s 0.0264 0.021 0.027 10
1900s 0.0386 0.027 0.069 10
1910s 0.056 0.056 0.056 10
1920s 0.0716 0.053 0.095 10
1930s 0.051 0.048 0.078 10
1940s 0.1006 0.048 0.123 10
1950s 0.1348 0.083 0.231 10
1960s 0.122 0.095 0.138 10
1970s 0.1417 0.138 0.175 10
1980s 0.1175 0.104 0.166 10
1990s 0.1581 0.134 0.173 10
2000s 0.1172 0.093 0.14 10
2010s 0.0984 0.089 0.107 10
2020s 0.0897 0.078 0.101 6

Countries ranked near Iran

  1. 166 Hong Kong 0.131 compare
  2. 167 Qatar 0.128 compare
  3. 168 China 0.125 compare
  4. 169 Saudi Arabia 0.101 compare
  5. 171 Azerbaijan 0.097 compare
  6. 172 Equatorial Guinea 0.091 compare
  7. 172 United Arab Emirates 0.091 compare

See the full ranking of 176 places →

More reference data data for Iran

All data for Iran →

Frequently asked questions

What is participatory political institutions index in Iran?
Participatory political institutions index in Iran was 0.101 in 2025, according to V-Dem (2026) – processed by Our World in Data.
What is the highest participatory political institutions index recorded in Iran?
The highest recorded value was 0.231 in 1952.
What is the lowest participatory political institutions index recorded in Iran?
The lowest recorded value was 0.021 in 1848.
How does Iran rank for participatory political institutions index?
Iran ranks 169th out of 176 countries with data for 2025.
Is participatory political institutions index rising or falling in Iran?
Over the last ten years it is down 4.7%. The long-run trend across the full record is volatile.
Where does this Iran data come from?
The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Participatory Political Institutions Index. Statizoid updates them automatically from the source API.

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Participatory Political Institutions Index in Iran. Statizoid, drawing on V-Dem (2026) – processed by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/stat/participatory-political-institutions-index/iran-islamic-rep/

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About this data

Indicator
Participatory Political Institutions Index
Source
V-Dem (2026) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
176 places, 29,844 data points, 1789–2025
Last refreshed

Central estimate of the extent to which citizens can engage in regional and local government, civil society organizations, and direct democracy.