Age composition in 2026:
| Japan | Spain | |
|---|---|---|
| Young Population | 11.05%13,524,677 | 12.33%5,899,361 |
| Working Age Population | 58.76%71,934,032 | 65.51%31,346,454 |
| Elderly Population | 30.20%36,969,021 | 22.16%10,604,977 |
In 2026, the median age is 51.2 years in Japan and 47.3 years in Spain.Japan already reached Spainโs current median age in 2017, about 9 years ahead in population aging.
The total population of Japan peaks in 2009 at 128,192,471.The total population of Spain peaks in 2023 at 47,911,583.
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 Spain will be 90.7%, and 36.06% of the population will be elderly.
| Japan | Spain | ||
|---|---|---|---|
| Demographic dividend (dependency ratio below 50%) | 1963โ2003 | 1991โ2014 | |
| Aging society (65+ reaches 7%) | 1970 | 1950 or earlier | |
| Aged society (65+ reaches 14%) | 1994 2 years later | 1992 | |
| Super-aged society (65+ reaches 20%) | 2005 | 2022 17 years later |