Countries in South America by human development index

The United Nations Development Programme’s index of a long and healthy life, education and a decent standard of living, from 0 to 1. 12 countries in South America, highest first. UNDP, 2023

Map: Human Development Index — South America
Highest
0.878
Chile
Median country
0.782
half above, half below
Lowest
0.709
Venezuela
Countries in South America by human development index, UNDP, 2023
#CountryHDIRegion
1Chile0.878South America
2Argentina0.865South America
3Uruguay0.862South America
4Peru0.794South America
5Colombia0.788South America
6Brazil0.786South America
7Ecuador0.777South America
8Guyana0.776South America
9Paraguay0.756South America
10Bolivia0.733South America
11Suriname0.722South America
12Venezuela0.709South America

Questions

Which country in South America has the highest human development?
Chile has the highest human development in South America: an index of 0.878 (2023). Next come Argentina (an index of 0.865) and Uruguay (an index of 0.862).
Which country in South America has the lowest human development?
Venezuela, with an index of 0.709 (2023).
What is the typical human development index of a country in South America?
The median of the 12 countries in South America is an index of 0.782: half are above it, half below. The median, not the average, because a few countries at the top would drag an average far above almost everyone.
Where do the figures come from?
The United Nations Development Programme’s index of a long and healthy life, education and a decent standard of living, from 0 to 1. Source: UNDP, 2023. Only independent states are ranked; territories are listed separately. A country’s continent follows Natural Earth; the handful of island states it files under the open ocean are placed by their UN subregion.

Source: UNDP. Countries sharing a value share a rank. All sources.