The Mean age in Japan attained a value of 47.20 years in 2024
The indicator recorded a historical growth (CAGR) of 0.50% between 2021 to 2024, and is expected to grow by...
GlobalData projects the figure to grow at a CAGR of ...
Mean Age
Mean age is the average age of the total population in a country for a given period. The term "mean age" describes the average age of a person or a group of people. The mean age is used to compare a group of people with another group of people who are in a different age group.
Mean Age in Japan
The Mean Age in Japan is 46.5 years in 2021. The mean age in Japan was highest in 2021 at 46.5 years and was lowest in 2018 at 45.8 years, between 2018 and 2021. It recorded a growth of 0.5% in 2021 compared to the previous year. Between 2018-2021, the mean age in Japan increased by 1.5%.
Japan Population Distribution in 2021, by Age
The population of Japan reached 125.1 million in 2021. Japan had the largest population group with 58.6% (73.3 million) of the population falling into the working-age group of 15-64 years. 65 years and above was the second-largest population group in Japan with 28.8% (36.1 million) of the population. Below 15 years was the third largest population group with 12.6% (15.8 million) of the total population in 2021. Japan’s aging population has become a major concern for the country. Japan’s dependency ratio (over-65 years population as a share of the working-age (15 to 64) population) is one of the highest amongst the OECD nations.
Mean Age: Global Scenario
According to GlobalData, Samoa had the highest mean age in 2021 at 61 years, followed by Monaco (50 years), Japan (47 years), Saint Pierre and Miquelon (45 years), Italy (45 years), Martinique (45 years), Portugal (44 years), and Hong Kong (44 years).
Countries with the lowest mean age in 2021 are Niger (20 years), Uganda (20 years), Chad (20 years), Angola (21 years) and Benin (21 years), Mali (21 years), Mozambique (21 years), Zambia (22 years), and Guinea-Bissau (22 years).
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