Inequality-adjusted Human Development Index in Sierra Leone
Sierra Leone: Inequality-adjusted Human Development Index was 0.281 in 2023. ▲ Rising
Inequality-adjusted Human Development Index in Sierra Leone, 2011–2023
Source: UNDP, Human Development Report (2025) – with minor processing by Our World in Data.
Analysis
The most recent figure for inequality-adjusted human development index in Sierra Leone is 0.281, measured in 2023. That is the highest value across all 13 years on record.
Compared with earlier readings it is up 1.1% on the previous year and up 12.4% over ten years.
Over the whole period, inequality-adjusted human development index in Sierra Leone peaked at 0.281 in 2023 and was at its lowest, 0.233, in 2011.
That places Sierra Leone 157th out of 163 countries with data for 2023, putting it in the bottom quarter.
The long-run direction has been consistently rising across the 13 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2010s | 0.2531 | 0.233 | 0.269 | 9 |
| 2020s | 0.2758 | 0.27 | 0.281 | 4 |
Countries ranked near Sierra Leone
More poverty & inequality data for Sierra Leone
- Number of income/consumption surveys in the past decade available via the World Bank 1 surveys (2025)
- Fertility rate vs. share living in extreme poverty 3.79 live births per woman (2023)
- Cereal yield vs. share in extreme poverty 1,470 kg per hectare (2023)
- Tax revenue as share of GDP vs. income inequality 6.3% (2023)
- Gender Inequality Index 0.566 (2023)
- Lifespan inequality: Gini coefficient in women 0.2045 (2023)
- Lifespan inequality: Gini coefficient by sex 0.2045 (2023)
- Lifespan inequality: Gini coefficient in men 0.2255 (2023)
- Share of government consumption in GDP vs. share of population living in extreme poverty 6.6% (2023)
- Income inequality: Atkinson index 0.3592 (2023)
Frequently asked questions
- What is inequality-adjusted human development index in Sierra Leone?
- Inequality-adjusted human development index in Sierra Leone was 0.281 in 2023, according to UNDP, Human Development Report (2025) – with minor processing by Our World in Data.
- What is the highest inequality-adjusted human development index recorded in Sierra Leone?
- The highest recorded value was 0.281 in 2023.
- What is the lowest inequality-adjusted human development index recorded in Sierra Leone?
- The lowest recorded value was 0.233 in 2011.
- How does Sierra Leone rank for inequality-adjusted human development index?
- Sierra Leone ranks 157th out of 163 countries with data for 2023.
- Is inequality-adjusted human development index rising or falling in Sierra Leone?
- Over the last ten years it is up 12.4%. The long-run trend across the full record is rising.
- Where does this Sierra Leone data come from?
- The figures come from UNDP, Human Development Report (2025) – with minor processing by Our World in Data, published as part of Inequality-adjusted Human Development Index. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 13 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
The Inequality-adjusted Human Development Index (IHDI) is a summary measure of key dimensions of human development: a long and healthy life, a good education, and a decent standard of living, adjusted for inequalities in these dimensions. Higher values indicate higher and more equal human development.