Age composition in 2026:
| Iceland | New Zealand | |
|---|---|---|
| Young Population | 17.31%69,657 | 17.64%932,555 |
| Working Age Population | 66.39%267,125 | 64.32%3,401,015 |
| Elderly Population | 16.29%65,550 | 18.04%953,907 |
In 2026, the median age is 37.6 years in Iceland and 39.0 years in New Zealand.New Zealand already reached Icelandโs current median age in 2021, about 5 years ahead in population aging.
The total population of Iceland peaks in 2049 at 432,999.The total population of New Zealand peaks in 2078 at 5,867,364.
By 2050, the dependency ratio of Iceland will be 60.2%, and 23.94% of the population will be elderly.By 2050, the dependency ratio of New Zealand will be 64.6%, and 24.02% of the population will be elderly.
| Iceland | New Zealand | ||
|---|---|---|---|
| Demographic dividend (dependency ratio below 50%) | 2006โ2011 2018โ2020 |
None between 1950 and 2100 | |
| Aging society (65+ reaches 7%) | 1950 or earlier | 1950 or earlier | |
| Aged society (65+ reaches 14%) | 2017 4 years later | 2013 | |
| Super-aged society (65+ reaches 20%) | 2038 7 years later | 2031 |