Age composition in 2026:
| Montenegro | United Kingdom | |
|---|---|---|
| Young Population | 17.65%110,563 | 16.72%11,693,284 |
| Working Age Population | 63.57%398,109 | 63.34%44,295,443 |
| Elderly Population | 18.77%117,570 | 19.94%13,942,801 |
In 2026, the median age is 41.4 years in Montenegro and 41.2 years in United Kingdom.
The total population of Montenegro peaks in 2024 at 638,481.The total population of United Kingdom peaks in 2072 at 76,068,380.
By 2050, the dependency ratio of Montenegro will be 70.9%, and 26.65% of the population will be elderly.By 2050, the dependency ratio of United Kingdom will be 65.9%, and 24.68% of the population will be elderly.
| Montenegro | United Kingdom | ||
|---|---|---|---|
| Demographic dividend (dependency ratio below 50%) | 1998โ2015 | 1950 | |
| Aging society (65+ reaches 7%) | 1950 or earlier | 1950 or earlier | |
| Aged society (65+ reaches 14%) | 2014 39 years later | 1975 | |
| Super-aged society (65+ reaches 20%) | 2030 3 years later | 2027 |