Life Expectancy 2024 By Country Wikipedia. Six countries/regions have life expectancy below 60 years. The estimates are based on all available sources of data on population size and levels of fertility, mortality and international migration for 237 countries or areas.

Life expectancy at birth reflects the overall mortality level of a population. By definition, life expectancy is based on an estimate of the average age that members of a particular population group will be when they die.