Age composition in 2026:
| Burundi | Zambia | |
|---|---|---|
| Young Population | 43.22%6,366,437 | 40.50%9,121,144 |
| Working Age Population | 54.22%7,985,613 | 57.44%12,937,365 |
| Elderly Population | 2.56%377,113 | 2.06%463,403 |
In 2026, the median age is 17.6 years in Burundi and 19.2 years in Zambia.Zambia already reached Burundiโs current median age in 2018, about 8 years ahead in population aging.
The total population of Burundi is projected to keep growing until 2100, reaching 37,873,955.The total population of Zambia is projected to keep growing until 2100, reaching 64,473,919.
By 2050, the dependency ratio of Burundi will be 62.0%, and 4.56% of the population will be elderly.By 2050, the dependency ratio of Zambia will be 58.2%, and 4.80% of the population will be elderly.
| Burundi | Zambia | ||
|---|---|---|---|
| Demographic dividend (dependency ratio below 50%) | None between 1950 and 2100 | None between 1950 and 2100 | |
| Aging society (65+ reaches 7%) | 2073 7 years later | 2066 | |
| Aged society (65+ reaches 14%) | Not reached by 2100 | 2099 | |
| Super-aged society (65+ reaches 20%) | Not reached by 2100 | Not reached by 2100 |