Sierra Leone Population Pyramid 2034
Year
2034Sierra Leone in 2034
In 2034, Sierra Leone is projected to have a population of 10,391,490 people. That would be 20.2% more than in 2024 (8,642,022).
With a projected median age of 23.0 years, Sierra Leone would have a youth dependency ratio of 54.6 and an old-age dependency ratio of 6.2 per 100 people of working age. The pyramid is expansive: its wide base of young cohorts reflects high fertility and a rapidly growing population.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
In 2023 women in Sierra Leone had on average 3.79 children, above the replacement level of 2.1.
Source: World Bank World Development Indicators, latest available year.
A child born there in 2023 could expect to live 61.8 years on average (63.5 years for girls, 60.1 for boys).
Source: World Bank World Development Indicators, latest available year.
49,156 immigrants live in Sierra Leone, 0.6% of the population.
| Guinea | 33,542 |
| Liberia | 8,462 |
| Nigeria | 2,024 |
| India | 892 |
| Ghana | 874 |
63,631 people born in Sierra Leone live in other countries.
| Senegal | 15,843 |
| Liberia | 13,878 |
| Guinea | 8,065 |
| Nigeria | 4,679 |
| Australia | 4,218 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| Sierra Leone | 10,391,491 | 23.0 | |
| Togo | 11,705,827 | 21.7 | |
| Liberia | 6,873,680 | 22.0 | |
| Mauritania | 6,694,451 | 19.9 | |
| Gambia | 3,373,121 | 22.2 |





