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Political centralization index in Ghana

Ghana: Political centralization index was 0.149 in 2025. ▼ Falling

Latest (2025)
0.149
Change on year
up 2.8%
World rank
130th
of 176 countries
All-time high
0.643
in 1973
All-time low
0.105
in 2010
Years of data
124
1902–2025

Political centralization index in Ghana, 1902–2025

0.20.40.6190219632025

Source: Our World in Data.

Analysis

The most recent figure for political centralization index in Ghana is 0.149, measured in 2025.

That represents a change of up 2.8% on the previous year and up 40.6% over ten years.

Over the whole period, political centralization index in Ghana peaked at 0.643 in 1973 and was at its lowest, 0.105, in 2010.

Ghana ranks 130th of 176 countries on this measure, in the middle of the range.

The long-run direction has been consistently falling across the 124 years of available data.

Political centralization index in Ghana, year by year

Year Value Change
1902 0.504 —
1903 0.504 +0.0%
1904 0.504 +0.0%
1905 0.504 +0.0%
1906 0.504 +0.0%
1907 0.504 +0.0%
1908 0.504 +0.0%
1909 0.504 +0.0%
1910 0.48 -4.8%
1911 0.48 +0.0%
1912 0.48 +0.0%
1913 0.48 +0.0%
1914 0.48 +0.0%
1915 0.48 +0.0%
1916 0.48 +0.0%
1917 0.48 +0.0%
1918 0.48 +0.0%
1919 0.48 +0.0%
1920 0.48 +0.0%
1921 0.48 +0.0%
1922 0.48 +0.0%
1923 0.48 +0.0%
1924 0.48 +0.0%
1925 0.48 +0.0%
1926 0.48 +0.0%
1927 0.48 +0.0%
1928 0.48 +0.0%
1929 0.48 +0.0%
1930 0.48 +0.0%
1931 0.48 +0.0%
1932 0.48 +0.0%
1933 0.48 +0.0%
1934 0.48 +0.0%
1935 0.48 +0.0%
1936 0.48 +0.0%
1937 0.48 +0.0%
1938 0.48 +0.0%
1939 0.48 +0.0%
1940 0.48 +0.0%
1941 0.48 +0.0%
1942 0.48 +0.0%
1943 0.48 +0.0%
1944 0.48 +0.0%
1945 0.48 +0.0%
1946 0.48 +0.0%
1947 0.472 -1.7%
1948 0.472 +0.0%
1949 0.472 +0.0%
1950 0.472 +0.0%
1951 0.301 -36.2%
1952 0.301 +0.0%
1953 0.299 -0.7%
1954 0.299 +0.0%
1955 0.325 +8.7%
1956 0.325 +0.0%
1957 0.284 -12.6%
1958 0.284 +0.0%
1959 0.29 +2.1%
1960 0.284 -2.1%
1961 0.284 +0.0%
1962 0.342 +20.4%
1963 0.342 +0.0%
1964 0.387 +13.2%
1965 0.398 +2.8%
1966 0.51 +28.1%
1967 0.629 +23.3%
1968 0.63 +0.2%
1969 0.376 -40.3%
1970 0.245 -34.8%
1971 0.239 -2.4%
1972 0.444 +85.8%
1973 0.643 +44.8%
1974 0.643 +0.0%
1975 0.643 +0.0%
1976 0.643 +0.0%
1977 0.643 +0.0%
1978 0.643 +0.0%
1979 0.334 -48.1%
1980 0.207 -38.0%
1981 0.223 +7.7%
1982 0.64 +187.0%
1983 0.64 +0.0%
1984 0.64 +0.0%
1985 0.64 +0.0%
1986 0.64 +0.0%
1987 0.64 +0.0%
1988 0.602 -5.9%
1989 0.602 +0.0%
1990 0.576 -4.3%
1991 0.567 -1.6%
1992 0.524 -7.6%
1993 0.233 -55.5%
1994 0.195 -16.3%
1995 0.195 +0.0%
1996 0.14 -28.2%
1997 0.123 -12.1%
1998 0.123 +0.0%
1999 0.123 +0.0%
2000 0.117 -4.9%
2001 0.117 +0.0%
2002 0.117 +0.0%
2003 0.117 +0.0%
2004 0.117 +0.0%
2005 0.108 -7.7%
2006 0.108 +0.0%
2007 0.116 +7.4%
2008 0.119 +2.6%
2009 0.119 +0.0%
2010 0.105 -11.8%
2011 0.105 +0.0%
2012 0.108 +2.9%
2013 0.128 +18.5%
2014 0.126 -1.6%
2015 0.106 -15.9%
2016 0.155 +46.2%
2017 0.134 -13.5%
2018 0.133 -0.7%
2019 0.14 +5.3%
2020 0.158 +12.9%
2021 0.153 -3.2%
2022 0.141 -7.8%
2023 0.139 -1.4%
2024 0.145 +4.3%
2025 0.149 +2.8%

Ghana compared with similar countries

  • Ghana's 0.149 is below the median for lower middle income countries, which is 0.5475, 27% of the median. (46 countries reporting)
  • Ghana's 0.149 is below the median for Sub-Saharan Africa, which is 0.683, 22% of the median. (48 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1900s 0.504 0.504 0.504 8
1910s 0.48 0.48 0.48 10
1920s 0.48 0.48 0.48 10
1930s 0.48 0.48 0.48 10
1940s 0.4776 0.472 0.48 10
1950s 0.318 0.284 0.472 10
1960s 0.4182 0.284 0.63 10
1970s 0.512 0.239 0.643 10
1980s 0.5474 0.207 0.64 10
1990s 0.2799 0.123 0.576 10
2000s 0.1155 0.108 0.119 10
2010s 0.124 0.105 0.155 10
2020s 0.1475 0.139 0.158 6

Countries ranked near Ghana

  1. 127 Slovakia 0.155 compare
  2. 128 Taiwan 0.153 compare
  3. 128 United States 0.153 compare
  4. 131 Gambia 0.134 compare
  5. 132 Papua New Guinea 0.13 compare
  6. 133 Moldova 0.126 compare

See the full ranking of 176 places →

More reference data data for Ghana

All data for Ghana →

Frequently asked questions

What is political centralization index in Ghana?
Political centralization index in Ghana was 0.149 in 2025, according to Our World in Data.
What is the highest political centralization index recorded in Ghana?
The highest recorded value was 0.643 in 1973.
What is the lowest political centralization index recorded in Ghana?
The lowest recorded value was 0.105 in 2010.
How does Ghana rank for political centralization index?
Ghana ranks 130th out of 176 countries with data for 2025.
Is political centralization index rising or falling in Ghana?
Over the last ten years it is up 40.6%. The long-run trend across the full record is falling.
Where does this Ghana 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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CSV · JSON — 124 observations, free to reuse under CC BY 4.0 (Our World in Data).

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.

All correlations →

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

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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