Development · West Africa
Sierra Leone Human Development Index
0.467as of 2023+0.9% vs 2022
UNDP composite index of life expectancy, education and income on a 0-1 scale (higher is better). Source: UNDP HDI. Updated June 19, 2026.
Trend
History
| Period | Human Development Index |
|---|---|
| 2023 | 0.467 |
| 2022 | 0.463 |
| 2021 | 0.458 |
| 2020 | 0.454 |
| 2019 | 0.455 |
| 2018 | 0.451 |
| 2017 | 0.445 |
| 2016 | 0.441 |
| 2015 | 0.432 |
| 2014 | 0.438 |
| 2013 | 0.436 |
| 2012 | 0.418 |
Get this via API
The series above is served by the /v1/data endpoint. With a free key you get JSON for every country and indicator on this site.
curl "https://api.africa-api.com/v1/data?country_code=SL&metric_key=human_development_index" \
-H "Authorization: Bearer $AFRICA_API_KEY"Human Development Index across Africa
Rank all 54 ->| Country | Human Development Index |
|---|---|
| Nigeria | 0.56 |
| Kenya | 0.628 |
| South Africa | 0.741 |
| Egypt | 0.754 |
| Ghana | 0.628 |
| Ethiopia | 0.497 |
Frequently asked questions
What is Sierra Leone's Human Development Index?
Sierra Leone's Human Development Index is 0.467 as of 2023, according to UNDP HDI.
What is the source for this figure?
The figure comes from UNDP HDI and is republished by the Africa API with the retrieval date shown on this page.
How do I get Sierra Leone Human Development Index data via API?
Call GET /v1/data?country_code=SL&metric_key=human_development_index with a free Africa API key to receive the full time series as JSON.
More Sierra Leone development data