Age composition in 2026:
| Mongolia | China | |
|---|---|---|
| Young Population | 30.87%1,098,127 | 14.80%209,163,879 |
| Working Age Population | 63.39%2,254,496 | 70.07%989,972,734 |
| Elderly Population | 5.74%204,173 | 15.13%213,777,477 |
In 2026, the median age is 28.0 years in Mongolia and 41.7 years in China.China already reached Mongoliaโs current median age in 1997, about 29 years ahead in population aging.
The total population of Mongolia is projected to keep growing until 2100, reaching 5,519,346.The total population of China peaks in 2021 at 1,426,437,269.
By 2050, the dependency ratio of Mongolia will be 55.9%, and 12.57% of the population will be elderly.By 2050, the dependency ratio of China will be 69.1%, and 30.92% of the population will be elderly.
| Mongolia | China | ||
|---|---|---|---|
| Demographic dividend (dependency ratio below 50%) | 2006โ2014 2032โ2041 |
1996โ2036 | |
| Aging society (65+ reaches 7%) | 2030 30 years later | 2000 | |
| Aged society (65+ reaches 14%) | 2055 32 years later | 2023 | |
| Super-aged society (65+ reaches 20%) | 2083 51 years later | 2032 |