Which Country Has the Oldest Population?

Median Age (years), 2017
Society | February 22, 2018
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Based on a comparison of 174 countries in 2050, Japan ranked the highest in median age with 47.7 years followed by Germany and Italy. On the other end of the scale was Niger with 15.2 years, Mali with 16.4 years and Chad with 16.4 years.

Average median age reached 40.9 years in 2050 in the World according to the National Statistical Office. This is 0.737 % more than in the previous year and 7.11 % more than 10 years ago.

Historically, average median age reached an all time high of 40.9 years in 2050 and an all time low of 21.5 years in 1970. The average annual growth amounted to 0.554 % since 1950.

Data for more countries are available at Median Age indicator page.