Age composition in 2026:
๐ฒ๐ท Mauritania
๐น๐ฟ United Republic of Tanzania
| Mauritania | United Republic of Tanzania | |
|---|---|---|
| Young Population | 42.04%2,295,999 | 42.15%30,584,404 |
| Working Age Population | 54.69%2,986,765 | 54.82%39,776,409 |
| Elderly Population | 3.27%178,557 | 3.04%2,202,965 |
In 2026, the median age is 18.5 years in Mauritania and 18.6 years in United Republic of Tanzania.United Republic of Tanzania already reached Mauritaniaโs current median age in 2025, about 1 years ahead in population aging.
The total population of Mauritania is projected to keep growing until 2100, reaching 17,118,471.The total population of United Republic of Tanzania is projected to keep growing until 2100, reaching 262,834,719.
By 2050, the dependency ratio of Mauritania will be 62.4%, and 4.67% of the population will be elderly.By 2050, the dependency ratio of United Republic of Tanzania will be 64.6%, and 4.45% of the population will be elderly.
| Mauritania | United Republic of Tanzania | ||
|---|---|---|---|
| Demographic dividend (dependency ratio below 50%) | None between 1950 and 2100 | None between 1950 and 2100 | |
| Aging society (65+ reaches 7%) | 2068 | 2070 2 years later | |
| Aged society (65+ reaches 14%) | 2096 | Not reached by 2100 | |
| Super-aged society (65+ reaches 20%) | Not reached by 2100 | Not reached by 2100 |