What is the highest centralization of political power index recorded in Sierra Leone?

The highest recorded value was 0.91 in 1993.

What is the lowest centralization of political power index recorded in Sierra Leone?

The lowest recorded value was 0.304 in 2021.

How does Sierra Leone rank for centralization of political power index?

Sierra Leone ranks 83rd out of 176 countries with data for 2025.

Is centralization of political power index rising or falling in Sierra Leone?

Over the last ten years it is down 28.7%. The long-run trend across the full record is falling.

Where does this Sierra Leone data come from?

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

Centralization of Political Power Index in Sierra Leone

Name: Centralization of Political Power Index in Sierra Leone
Creator: V-Dem (2026) – processed by Our World in Data
License: CC BY 4.0 (Our World in Data)

Sierra Leone: Centralization of Political Power Index was 0.366 in 2025. ▼ Falling

Latest (2025)

0.366

Change on year

up 5.2%

World rank

83rd

of 176 countries

All-time high

0.91

in 1993

All-time low

0.304

in 2021

Years of data

126

1900–2025

Centralization of Political Power Index in Sierra Leone, 1900–2025

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

Analysis

In 2025, centralization of political power index in Sierra Leone stood at 0.366.

The figure is up 5.2% on the previous year and down 28.7% over ten years.

Over the whole period, centralization of political power index in Sierra Leone peaked at 0.91 in 1993 and was at its lowest, 0.304, in 2021.

Sierra Leone ranks 83rd of 176 countries on this measure, in the middle of the range.

The long-run direction has been consistently falling across the 126 years of available data.

Centralization of Political Power Index in Sierra Leone, year by year

Annual values for Centralization of Political Power Index in Sierra Leone, 1900 to 2025.
Year	Value	Change
1900	0.786	—
1901	0.786	+0.0%
1902	0.786	+0.0%
1903	0.786	+0.0%
1904	0.786	+0.0%
1905	0.786	+0.0%
1906	0.786	+0.0%
1907	0.786	+0.0%
1908	0.786	+0.0%
1909	0.786	+0.0%
1910	0.786	+0.0%
1911	0.786	+0.0%
1912	0.786	+0.0%
1913	0.786	+0.0%
1914	0.786	+0.0%
1915	0.786	+0.0%
1916	0.786	+0.0%
1917	0.786	+0.0%
1918	0.786	+0.0%
1919	0.786	+0.0%
1920	0.786	+0.0%
1921	0.786	+0.0%
1922	0.786	+0.0%
1923	0.786	+0.0%
1924	0.702	-10.7%
1925	0.724	+3.1%
1926	0.724	+0.0%
1927	0.724	+0.0%
1928	0.724	+0.0%
1929	0.724	+0.0%
1930	0.724	+0.0%
1931	0.724	+0.0%
1932	0.724	+0.0%
1933	0.724	+0.0%
1934	0.724	+0.0%
1935	0.724	+0.0%
1936	0.724	+0.0%
1937	0.724	+0.0%
1938	0.724	+0.0%
1939	0.724	+0.0%
1940	0.724	+0.0%
1941	0.724	+0.0%
1942	0.724	+0.0%
1943	0.724	+0.0%
1944	0.724	+0.0%
1945	0.724	+0.0%
1946	0.724	+0.0%
1947	0.724	+0.0%
1948	0.724	+0.0%
1949	0.724	+0.0%
1950	0.726	+0.3%
1951	0.686	-5.5%
1952	0.686	+0.0%
1953	0.686	+0.0%
1954	0.686	+0.0%
1955	0.686	+0.0%
1956	0.686	+0.0%
1957	0.682	-0.6%
1958	0.693	+1.6%
1959	0.693	+0.0%
1960	0.69	-0.4%
1961	0.66	-4.3%
1962	0.629	-4.7%
1963	0.629	+0.0%
1964	0.611	-2.9%
1965	0.611	+0.0%
1966	0.627	+2.6%
1967	0.655	+4.5%
1968	0.797	+21.7%
1969	0.784	-1.6%
1970	0.784	+0.0%
1971	0.827	+5.5%
1972	0.762	-7.9%
1973	0.762	+0.0%
1974	0.762	+0.0%
1975	0.762	+0.0%
1976	0.762	+0.0%
1977	0.762	+0.0%
1978	0.766	+0.5%
1979	0.766	+0.0%
1980	0.766	+0.0%
1981	0.766	+0.0%
1982	0.766	+0.0%
1983	0.766	+0.0%
1984	0.766	+0.0%
1985	0.766	+0.0%
1986	0.764	-0.3%
1987	0.764	+0.0%
1988	0.764	+0.0%
1989	0.764	+0.0%
1990	0.76	-0.5%
1991	0.857	+12.8%
1992	0.865	+0.9%
1993	0.91	+5.2%
1994	0.91	+0.0%
1995	0.91	+0.0%
1996	0.622	-31.6%
1997	0.697	+12.1%
1998	0.694	-0.4%
1999	0.694	+0.0%
2000	0.663	-4.5%
2001	0.663	+0.0%
2002	0.518	-21.9%
2003	0.409	-21.0%
2004	0.409	+0.0%
2005	0.44	+7.6%
2006	0.44	+0.0%
2007	0.447	+1.6%
2008	0.5	+11.9%
2009	0.5	+0.0%
2010	0.502	+0.4%
2011	0.502	+0.0%
2012	0.488	-2.8%
2013	0.513	+5.1%
2014	0.513	+0.0%
2015	0.513	+0.0%
2016	0.53	+3.3%
2017	0.482	-9.1%
2018	0.442	-8.3%
2019	0.406	-8.1%
2020	0.306	-24.6%
2021	0.304	-0.7%
2022	0.342	+12.5%
2023	0.348	+1.8%
2024	0.348	+0.0%
2025	0.366	+5.2%

Sierra Leone compared with similar countries

Sierra Leone's 0.366 is below the median for low income countries, which is 0.791, 46% of the median. (25 countries reporting)
Sierra Leone's 0.366 is below the median for Sub-Saharan Africa, which is 0.683, 54% of the median. (48 countries reporting)

Averages by decade

Decade	Average	Lowest	Highest	Years
1900s	0.786	0.786	0.786	10
1910s	0.786	0.786	0.786	10
1920s	0.7466	0.702	0.786	10
1930s	0.724	0.724	0.724	10
1940s	0.724	0.724	0.724	10
1950s	0.691	0.682	0.726	10
1960s	0.6693	0.611	0.797	10
1970s	0.7715	0.762	0.827	10
1980s	0.7652	0.764	0.766	10
1990s	0.7919	0.622	0.91	10
2000s	0.4989	0.409	0.663	10
2010s	0.4891	0.406	0.53	10
2020s	0.3357	0.304	0.366	6

Countries ranked near Sierra Leone

80 Ecuador 0.409 compare
81 Mali 0.401 compare
82 Indonesia 0.385 compare
84 Guyana 0.364 compare
85 Philippines 0.351 compare
86 India 0.349 compare

See the full ranking of 176 places →

More reference data data for Sierra Leone

Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0238 (2050)
Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.4498 (2050)
Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.5935 (2050)
Emission Totals - Indirect emissions (N2O) - Crop Residues 0.12 (2050)
Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.5935 (2050)
Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0797 (2050)
Emission Totals - Emissions (N2O) - Manure Management 0.044 (2050)
Emission Totals - Emissions (N2O) - Manure left on Pasture 1.91 (2050)
Emission Totals - Emissions (N2O) - IPCC Agriculture 2.72 (2050)
Emission Totals - Emissions (N2O) - Crop Residues 0.6534 (2050)

All data for Sierra Leone →

Frequently asked questions

What is centralization of political power index in Sierra Leone?: Centralization of political power index in Sierra Leone was 0.366 in 2025, according to V-Dem (2026) – processed by Our World in Data.
What is the highest centralization of political power index recorded in Sierra Leone?: The highest recorded value was 0.91 in 1993.
What is the lowest centralization of political power index recorded in Sierra Leone?: The lowest recorded value was 0.304 in 2021.
How does Sierra Leone rank for centralization of political power index?: Sierra Leone ranks 83rd out of 176 countries with data for 2025.
Is centralization of political power index rising or falling in Sierra Leone?: Over the last ten years it is down 28.7%. The long-run trend across the full record is falling.
Where does this Sierra Leone data come from?: The figures come from V-Dem (2026) – processed by Our World in Data, published as part of Centralization of Political Power Index. Statizoid updates them automatically from the source API.

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Centralization of Political Power Index in Sierra Leone. Statizoid, drawing on V-Dem (2026) – processed by Our World in Data. Retrieved 23 September 2026, from https://reference.statizoid.com/stat/political-centralization-index/sierra-leone/

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About this data

Indicator: Centralization of Political Power Index
Source: V-Dem (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 176 places, 29,802 data points, 1789–2025
Last refreshed: 18 September 2026

Central estimate of the extent to which the executive is unconstrained by the legislature, judiciary, electoral management body, and other oversight.