Age composition in 2026:
| Ireland | New Zealand | |
|---|---|---|
| Young Population | 17.65%945,355 | 17.64%932,555 |
| Working Age Population | 65.82%3,525,692 | 64.32%3,401,015 |
| Elderly Population | 16.54%885,898 | 18.04%953,907 |
In 2026, the median age is 40.2 years in Ireland and 39.0 years in New Zealand.Ireland already reached New Zealandโs current median age in 2022, about 4 years ahead in population aging.
The total population of Ireland peaks in 2053 at 5,977,055.The total population of New Zealand peaks in 2078 at 5,867,364.
By 2050, the dependency ratio of Ireland will be 71.8%, and 26.14% 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.
| Ireland | New Zealand | ||
|---|---|---|---|
| Demographic dividend (dependency ratio below 50%) | 2000โ2011 | None between 1950 and 2100 | |
| Aging society (65+ reaches 7%) | 1950 or earlier | 1950 or earlier | |
| Aged society (65+ reaches 14%) | 2019 6 years later | 2013 | |
| Super-aged society (65+ reaches 20%) | 2036 5 years later | 2031 |