Political Corruption Index in Sierra Leone
Sierra Leone: Political Corruption Index was 0.571 in 2025. ▲ Rising
Political Corruption Index in Sierra Leone, 1900–2025
Source: V-Dem (2026) – processed by Our World in Data.
Analysis
The most recent figure for political corruption index in Sierra Leone is 0.571, measured in 2025.
The figure is down 31.9% over ten years.
Over the whole period, political corruption index in Sierra Leone peaked at 0.877 in 1979 and was at its lowest, 0.31, in 1925.
Sierra Leone ranks 80th of 176 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 126 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1900s | 0.353 | 0.353 | 0.353 | 10 |
| 1910s | 0.353 | 0.353 | 0.353 | 10 |
| 1920s | 0.3384 | 0.31 | 0.385 | 10 |
| 1930s | 0.317 | 0.317 | 0.317 | 10 |
| 1940s | 0.317 | 0.317 | 0.317 | 10 |
| 1950s | 0.3403 | 0.317 | 0.407 | 10 |
| 1960s | 0.566 | 0.419 | 0.765 | 10 |
| 1970s | 0.8193 | 0.765 | 0.877 | 10 |
| 1980s | 0.877 | 0.877 | 0.877 | 10 |
| 1990s | 0.7949 | 0.692 | 0.877 | 10 |
| 2000s | 0.7965 | 0.762 | 0.829 | 10 |
| 2010s | 0.8172 | 0.763 | 0.839 | 10 |
| 2020s | 0.5933 | 0.543 | 0.71 | 6 |
Countries ranked near Sierra Leone
More social development data for Sierra Leone
- Political Rights Rating 4 (2025)
- Refugees under the mandate of the UNHCR by country or territory of asy 0 (2025)
- Refugees under the mandate of the UNHCR by country or territory of ori 8,925 (2025)
- Electoral democracy 0 (2025)
- Key features of democracy 0.471 (2025)
- Freedom of Expression Index 0.823 (2025)
- Freedom of Association Index 0.837 (2025)
- Electoral Democracy Index 0.471 (2025)
- Participatory Democracy Index 0.307 (2025)
- Liberal Democracy Index 0.348 (2025)
Frequently asked questions
- What is political corruption index in Sierra Leone?
- Political corruption index in Sierra Leone was 0.571 in 2025, according to V-Dem (2026) – processed by Our World in Data.
- What is the highest political corruption index recorded in Sierra Leone?
- The highest recorded value was 0.877 in 1979.
- What is the lowest political corruption index recorded in Sierra Leone?
- The lowest recorded value was 0.31 in 1925.
- How does Sierra Leone rank for political corruption index?
- Sierra Leone ranks 80th out of 176 countries with data for 2025.
- Is political corruption index rising or falling in Sierra Leone?
- Over the last ten years it is down 31.9%. The long-run trend across the full record is rising.
- 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 Political Corruption Index. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 126 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Central estimate of the extent to which a country is affected by political corruption.