Nigeria vs South Sudan: Life expectancy at age 15

Nigeria

69.86 years

in 2100

South Sudan

70.55 years

in 2100

Nigeria rank

236th

South Sudan rank

234th

Life expectancy at age 15 over time

South Sudan currently reports 70.55 years against 69.86 years in Nigeria, a difference of 0.689 years.

The two have swapped places 5 times across 151 shared years of data; in 1950 it was Nigeria ahead.

Globally, Nigeria ranks 236th and South Sudan ranks 234th of 236 countries.

Indicator: Life expectancy at age 15
Unit: years
Source: Human Mortality Database (2025); UN, World Population Prospects (2024) – with major processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 236 places, 36,894 data points, 1751–2100
Last refreshed: 06 August 2026

The total period life expectancy at age 15, in a given year.