Age composition in 2026:
| Australia | World | |
|---|---|---|
| Young Population | 17.52%4,769,892 | 24.09%1,999,255,031 |
| Working Age Population | 64.02%17,429,497 | 65.31%5,421,227,665 |
| Elderly Population | 18.47%5,027,708 | 10.60%880,195,700 |
In 2026, the median age is 39.5 years in Australia and 32.1 years in World.Australia already reached Worldโs current median age in 1990, about 36 years ahead in population aging.
The total population of Australia is projected to keep growing until 2100, reaching 43,143,685.The total population of World peaks in 2084 at 10,289,315,239.
By 2050, the dependency ratio of Australia will be 65.4%, and 23.85% of the population will be elderly.By 2050, the dependency ratio of World will be 58.0%, and 16.33% of the population will be elderly.
| Australia | World | ||
|---|---|---|---|
| Demographic dividend (dependency ratio below 50%) | 1988โ1992 1997โ2013 |
None between 1950 and 2100 | |
| Aging society (65+ reaches 7%) | 1950 or earlier | 2002 | |
| Aged society (65+ reaches 14%) | 2012 | 2039 27 years later | |
| Super-aged society (65+ reaches 20%) | 2031 | 2070 39 years later |