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Political centralization index in Madagascar

Madagascar: Political centralization index was 0.733 in 2025. ▼ Falling

Latest (2025)
0.733
Change on year
up 1.7%
World rank
50th
of 176 countries
All-time high
0.988
in 1817
All-time low
0.469
in 1994
Years of data
209
1817–2025

Political centralization index in Madagascar, 1817–2025

00.20.40.60.81181719212025

Source: Our World in Data.

Analysis

In 2025, political centralization index in Madagascar stood at 0.733.

The figure is up 1.7% on the previous year and up 16.3% over ten years.

Over the whole period, political centralization index in Madagascar peaked at 0.988 in 1817 and was at its lowest, 0.469, in 1994.

Madagascar ranks 50th of 176 countries on this measure, in the middle of the range.

The long-run direction has been consistently falling across the 209 years of available data.

Political centralization index in Madagascar, year by year

Year Value Change
1817 0.988 —
1818 0.988 +0.0%
1819 0.988 +0.0%
1820 0.988 +0.0%
1821 0.988 +0.0%
1822 0.988 +0.0%
1823 0.988 +0.0%
1824 0.988 +0.0%
1825 0.988 +0.0%
1826 0.988 +0.0%
1827 0.988 +0.0%
1828 0.988 +0.0%
1829 0.988 +0.0%
1830 0.988 +0.0%
1831 0.988 +0.0%
1832 0.988 +0.0%
1833 0.988 +0.0%
1834 0.988 +0.0%
1835 0.988 +0.0%
1836 0.988 +0.0%
1837 0.988 +0.0%
1838 0.988 +0.0%
1839 0.988 +0.0%
1840 0.988 +0.0%
1841 0.988 +0.0%
1842 0.988 +0.0%
1843 0.988 +0.0%
1844 0.988 +0.0%
1845 0.988 +0.0%
1846 0.988 +0.0%
1847 0.988 +0.0%
1848 0.988 +0.0%
1849 0.988 +0.0%
1850 0.988 +0.0%
1851 0.988 +0.0%
1852 0.988 +0.0%
1853 0.988 +0.0%
1854 0.988 +0.0%
1855 0.988 +0.0%
1856 0.988 +0.0%
1857 0.988 +0.0%
1858 0.988 +0.0%
1859 0.988 +0.0%
1860 0.988 +0.0%
1861 0.988 +0.0%
1862 0.988 +0.0%
1863 0.988 +0.0%
1864 0.988 +0.0%
1865 0.988 +0.0%
1866 0.988 +0.0%
1867 0.988 +0.0%
1868 0.988 +0.0%
1869 0.988 +0.0%
1870 0.988 +0.0%
1871 0.988 +0.0%
1872 0.988 +0.0%
1873 0.988 +0.0%
1874 0.988 +0.0%
1875 0.988 +0.0%
1876 0.988 +0.0%
1877 0.988 +0.0%
1878 0.988 +0.0%
1879 0.988 +0.0%
1880 0.988 +0.0%
1881 0.988 +0.0%
1882 0.988 +0.0%
1883 0.988 +0.0%
1884 0.988 +0.0%
1885 0.988 +0.0%
1886 0.988 +0.0%
1887 0.988 +0.0%
1888 0.988 +0.0%
1889 0.988 +0.0%
1890 0.988 +0.0%
1891 0.988 +0.0%
1892 0.988 +0.0%
1893 0.988 +0.0%
1894 0.988 +0.0%
1895 0.988 +0.0%
1896 0.988 +0.0%
1897 0.965 -2.3%
1898 0.789 -18.2%
1899 0.789 +0.0%
1900 0.711 -9.9%
1901 0.711 +0.0%
1902 0.711 +0.0%
1903 0.711 +0.0%
1904 0.711 +0.0%
1905 0.711 +0.0%
1906 0.711 +0.0%
1907 0.711 +0.0%
1908 0.711 +0.0%
1909 0.711 +0.0%
1910 0.711 +0.0%
1911 0.711 +0.0%
1912 0.711 +0.0%
1913 0.711 +0.0%
1914 0.711 +0.0%
1915 0.711 +0.0%
1916 0.711 +0.0%
1917 0.711 +0.0%
1918 0.711 +0.0%
1919 0.711 +0.0%
1920 0.711 +0.0%
1921 0.708 -0.4%
1922 0.708 +0.0%
1923 0.708 +0.0%
1924 0.708 +0.0%
1925 0.708 +0.0%
1926 0.708 +0.0%
1927 0.708 +0.0%
1928 0.708 +0.0%
1929 0.708 +0.0%
1930 0.708 +0.0%
1931 0.708 +0.0%
1932 0.708 +0.0%
1933 0.708 +0.0%
1934 0.708 +0.0%
1935 0.708 +0.0%
1936 0.708 +0.0%
1937 0.708 +0.0%
1938 0.708 +0.0%
1939 0.708 +0.0%
1940 0.708 +0.0%
1941 0.708 +0.0%
1942 0.708 +0.0%
1943 0.708 +0.0%
1944 0.708 +0.0%
1945 0.708 +0.0%
1946 0.708 +0.0%
1947 0.719 +1.6%
1948 0.632 -12.1%
1949 0.632 +0.0%
1950 0.632 +0.0%
1951 0.632 +0.0%
1952 0.632 +0.0%
1953 0.632 +0.0%
1954 0.632 +0.0%
1955 0.632 +0.0%
1956 0.605 -4.3%
1957 0.605 +0.0%
1958 0.605 +0.0%
1959 0.623 +3.0%
1960 0.678 +8.8%
1961 0.698 +2.9%
1962 0.698 +0.0%
1963 0.698 +0.0%
1964 0.703 +0.7%
1965 0.698 -0.7%
1966 0.698 +0.0%
1967 0.698 +0.0%
1968 0.698 +0.0%
1969 0.698 +0.0%
1970 0.698 +0.0%
1971 0.698 +0.0%
1972 0.813 +16.5%
1973 0.813 +0.0%
1974 0.813 +0.0%
1975 0.844 +3.8%
1976 0.825 -2.3%
1977 0.822 -0.4%
1978 0.818 -0.5%
1979 0.818 +0.0%
1980 0.818 +0.0%
1981 0.804 -1.7%
1982 0.804 +0.0%
1983 0.804 +0.0%
1984 0.804 +0.0%
1985 0.804 +0.0%
1986 0.804 +0.0%
1987 0.804 +0.0%
1988 0.804 +0.0%
1989 0.804 +0.0%
1990 0.77 -4.2%
1991 0.696 -9.6%
1992 0.586 -15.8%
1993 0.597 +1.9%
1994 0.469 -21.4%
1995 0.534 +13.9%
1996 0.534 +0.0%
1997 0.61 +14.2%
1998 0.629 +3.1%
1999 0.629 +0.0%
2000 0.643 +2.2%
2001 0.64 -0.5%
2002 0.512 -20.0%
2003 0.604 +18.0%
2004 0.61 +1.0%
2005 0.61 +0.0%
2006 0.61 +0.0%
2007 0.61 +0.0%
2008 0.61 +0.0%
2009 0.773 +26.7%
2010 0.896 +15.9%
2011 0.83 -7.4%
2012 0.825 -0.6%
2013 0.769 -6.8%
2014 0.702 -8.7%
2015 0.63 -10.3%
2016 0.63 +0.0%
2017 0.615 -2.4%
2018 0.626 +1.8%
2019 0.722 +15.3%
2020 0.722 +0.0%
2021 0.72 -0.3%
2022 0.72 +0.0%
2023 0.721 +0.1%
2024 0.721 +0.0%
2025 0.733 +1.7%

Madagascar compared with similar countries

  • Madagascar's 0.733 is below the median for low income countries, which is 0.791, 93% of the median. (25 countries reporting)
  • Madagascar's 0.733 is above the median for Sub-Saharan Africa, which is 0.683, 1.1× the median. (48 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1810s 0.988 0.988 0.988 3
1820s 0.988 0.988 0.988 10
1830s 0.988 0.988 0.988 10
1840s 0.988 0.988 0.988 10
1850s 0.988 0.988 0.988 10
1860s 0.988 0.988 0.988 10
1870s 0.988 0.988 0.988 10
1880s 0.988 0.988 0.988 10
1890s 0.9459 0.789 0.988 10
1900s 0.711 0.711 0.711 10
1910s 0.711 0.711 0.711 10
1920s 0.7083 0.708 0.711 10
1930s 0.708 0.708 0.708 10
1940s 0.6939 0.632 0.719 10
1950s 0.623 0.605 0.632 10
1960s 0.6965 0.678 0.703 10
1970s 0.7962 0.698 0.844 10
1980s 0.8054 0.804 0.818 10
1990s 0.6054 0.469 0.77 10
2000s 0.6222 0.512 0.773 10
2010s 0.7245 0.615 0.896 10
2020s 0.7228 0.72 0.733 6

Countries ranked near Madagascar

  1. 47 Burkina Faso 0.742 compare
  2. 48 Somalia 0.74 compare
  3. 49 Guinea 0.739 compare
  4. 51 Gabon 0.721 compare
  5. 52 Eswatini 0.694 compare
  6. 53 Bangladesh 0.692 compare

See the full ranking of 176 places →

More reference data data for Madagascar

All data for Madagascar →

Frequently asked questions

What is political centralization index in Madagascar?
Political centralization index in Madagascar was 0.733 in 2025, according to Our World in Data.
What is the highest political centralization index recorded in Madagascar?
The highest recorded value was 0.988 in 1817.
What is the lowest political centralization index recorded in Madagascar?
The lowest recorded value was 0.469 in 1994.
How does Madagascar rank for political centralization index?
Madagascar ranks 50th out of 176 countries with data for 2025.
Is political centralization index rising or falling in Madagascar?
Over the last ten years it is up 16.3%. The long-run trend across the full record is falling.
Where does this Madagascar data come from?
The figures come from Our World in Data, published as part of Political centralization index. Statizoid updates them automatically from the source API.

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Relationships involving this indicator

Comparisons with other indicators across countries. Each was re-measured with population and national income held constant, so a relationship that only reflected country size is not listed here.

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Political centralization index in Madagascar. Statizoid, drawing on Our World in Data. Retrieved 14 November 2026, from https://reference.statizoid.com/stat/political-centralization-index/madagascar/

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About this data

Indicator
Political centralization index
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
176 places, 29,802 data points, 1789–2025
Last refreshed