Chad vs Sierra Leone: Reduction in Human Development Index when adjusting for inequalities

Chad

39.4%

in 2023

Sierra Leone

39.8%

in 2023

Chad rank

9th

Sierra Leone rank

6th

Reduction in Human Development Index when adjusting for inequalities over time

Sierra Leone currently reports 39.8% against 39.4% in Chad, a difference of 0.4%.

The two have swapped places 1 time across 13 shared years of data; in 2011 it was Chad ahead.

Chad ranks 9th and Sierra Leone ranks 6th of 166 countries.

Indicator: Reduction in Human Development Index when adjusting for inequalities
Unit: %
Source: UNDP, Human Development Report (2025) – with minor processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 166 places, 2,131 data points, 2010–2023
Last refreshed: 07 August 2026

Percentage difference between the IHDI value and the HDI value.