Age composition in 2026:
| United Kingdom | Belgium | |
|---|---|---|
| Young Population | 16.72%11,693,284 | 15.41%1,814,775 |
| Working Age Population | 63.34%44,295,443 | 63.21%7,443,103 |
| Elderly Population | 19.94%13,942,801 | 21.37%2,516,769 |
In 2026, the median age is 41.2 years in United Kingdom and 43.1 years in Belgium.Belgium already reached United Kingdomโs current median age in 2013, about 13 years ahead in population aging.
The total population of United Kingdom peaks in 2072 at 76,068,380.The total population of Belgium peaks in 2044 at 11,901,549.
By 2050, the dependency ratio of United Kingdom will be 65.9%, and 24.68% of the population will be elderly.By 2050, the dependency ratio of Belgium will be 71.6%, and 27.78% of the population will be elderly.
| United Kingdom | Belgium | ||
|---|---|---|---|
| Demographic dividend (dependency ratio below 50%) | 1950 | 1950โ1954 1983โ1991 |
|
| Aging society (65+ reaches 7%) | 1950 or earlier | 1950 or earlier | |
| Aged society (65+ reaches 14%) | 1975 | 1976 1 years later | |
| Super-aged society (65+ reaches 20%) | 2027 4 years later | 2023 |