The entire Top 10 countries with the youngest populations in the world are in Africa, with a median age under 17 years old.
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- Top 10 countries with the oldest population in the world
- Top 10 most populous countries in the world
- Top 10 most densely populated countries in the world
- Top 10 most sparsely populated countries in the world
- Top 10 countries with the highest life expectancy in the world
- Top 10 fastest growing population countries in the world
- Top 10 countries with the fastest population decline in the world
Along with the youngest median ages, the life expectancy of these 10 countries is also among the lowest in the world.
This is also a group of countries with the world's leading birth rate and a population growth rate, mainly natural increase, both in quantity and speed (%), among the top in the world.
High birth rate, rapid population growth, low life expectancy are typical manifestations of population in developing or underdeveloped countries, most of which are in the black continent, namely Africa.
Top 10 countries with the youngest population in the world
(Source: United Nations)
Class | Countries | Population in 2024 | Average age | Average life expectancy |
1 | Central African Republic | 5.330.690 | 14,4 | 57,7 |
2 | Niger | 27.032.412 | 15,4 | 61,4 |
3 | Somalia | 19.009.151 | 15,5 | 59,0 |
4 | Mali | 24.478.595 | 15,6 | 60,7 |
5 | Chad | 20.299.123 | 15,7 | 55,2 |
6 | Democratic Republic of Congo | 109.276.265 | 15,8 | 62,1 |
7 | Burundi | 14.047.786 | 16,1 | 63,8 |
8 | Mozambique | 34.631.766 | 16,4 | 63,8 |
9 | Angola | 37.885.849 | 16,5 | 64,8 |
10 | Uganda | 50.015.092 | 16,7 | 68,5 |

The Central African Republic has the youngest population in the world, with a median age of 14,4 years. Its life expectancy is 57,7, the third lowest in the world, after Nigeria and Chad.
In addition to the Central African Republic, Chad and Somalia are two countries in the Top 10 with the youngest populations in the world and are also in the Top 10 countries with the lowest life expectancy in the world.
The Central African Republic is also expected to have the highest crude birth rate in the world in 2024, at 46,2 people per 1.000 people. Following the Central African Republic in this regard are also the names appearing in the Top 10 youngest population rankings above, respectively: Chad (43,4), Somalia (42,3), Niger (41,4) and the Democratic Republic of Congo (40,9).
Only Burundi and Uganda are not ranked among the Top 10 countries with the highest fertility rates in the world along with the rest of the countries.
Notably, the Democratic Republic of Congo, the most populous country in the Top 10 above, has the 5th highest crude birth rate in the world, which is also the country with the highest Population growth The world's fourth fastest growing population. Also in the Top 4 of this population growth ranking are Niger, Chad and the Central African Republic.
Do you know?
- Top 10 countries with the oldest population in the world
- Top 10 most populous countries in the world
- Top 10 most densely populated countries in the world
- Top 10 most sparsely populated countries in the world
- Top 10 countries with the highest life expectancy in the world
- Top 10 fastest growing population countries in the world
- Top 10 countries with the fastest population decline in the world