Age composition in 2026:
| Tajikistan | Kazakhstan | |
|---|---|---|
| Young Population | 35.43%3,889,230 | 28.85%6,083,143 |
| Working Age Population | 60.28%6,618,279 | 61.81%13,030,944 |
| Elderly Population | 4.29%471,091 | 9.34%1,969,537 |
In 2026, the median age is 23.4 years in Tajikistan and 30.7 years in Kazakhstan.Kazakhstan already reached Tajikistanโs current median age in 1952, about 74 years ahead in population aging.
The total population of Tajikistan is projected to keep growing until 2100, reaching 20,201,577.The total population of Kazakhstan is projected to keep growing until 2100, reaching 33,672,176.
By 2050, the dependency ratio of Tajikistan will be 54.8%, and 7.85% of the population will be elderly.By 2050, the dependency ratio of Kazakhstan will be 62.5%, and 13.79% of the population will be elderly.
| Tajikistan | Kazakhstan | ||
|---|---|---|---|
| Demographic dividend (dependency ratio below 50%) | None between 1950 and 2100 | 2002โ2013 | |
| Aging society (65+ reaches 7%) | 2046 66 years later | 1980 | |
| Aged society (65+ reaches 14%) | 2079 28 years later | 2051 | |
| Super-aged society (65+ reaches 20%) | 2100 11 years later | 2089 |