๐Ÿ‡ฏ๐Ÿ‡ต Japanvs๐Ÿ‡ฒ๐Ÿ‡ณ Mongolia

Total Population
122,427,730
3,556,796
Japan is 34ร— Mongolia
Median age
51.2 years
28.0 years
23.2 years apart
Elderly Population Percentage
30.20%
5.74%
24.5 percentage points apart
Growth Rate
-0.55%
1.13%
1.68 percentage points apart

Age composition in 2026:

๐Ÿ‡ฏ๐Ÿ‡ต Japan ๐Ÿ‡ฒ๐Ÿ‡ณ Mongolia
Japan Mongolia
Young Population 11.05%13,524,677 30.87%1,098,127
Working Age Population 58.76%71,934,032 63.39%2,254,496
Elderly Population 30.20%36,969,021 5.74%204,173

In 2026, the median age is 51.2 years in Japan and 28.0 years in Mongolia.Japan already reached Mongoliaโ€™s current median age in 1967, about 59 years ahead in population aging.

The total population of Japan peaks in 2009 at 128,192,471.The total population of Mongolia is projected to keep growing until 2100, reaching 5,519,346.

By 2050, the dependency ratio of Japan will be 95.0%, and 37.48% of the population will be elderly.By 2050, the dependency ratio of Mongolia will be 55.9%, and 12.57% of the population will be elderly.

Japan Mongolia
Demographic dividend (dependency ratio below 50%) 1963โ€“2003 2006โ€“2014
2032โ€“2041
Aging society (65+ reaches 7%) 1970 2030 60 years later
Aged society (65+ reaches 14%) 1994 2055 61 years later
Super-aged society (65+ reaches 20%) 2005 2083 78 years later