Sierra Leone Population Pyramid 2050
Year
2050Sierra Leone in 2050
United Nations projections (medium variant) put the population of Sierra Leone at 12,948,325 in 2050. That would be 13.6% more than in 2040 (11,398,400).
With a projected median age of 27.4 years, Sierra Leone would have a youth dependency ratio of 42.6 and an old-age dependency ratio of 8.3 per 100 people of working age. The pyramid is stationary: cohort sizes are roughly even through the younger ages, reflecting fertility close to replacement level and slow population change.
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 | 12,948,325 | 27.4 | |
| Togo | 15,584,778 | 24.3 | |
| Mauritania | 9,415,598 | 23.4 | |
| Liberia | 8,910,530 | 25.7 | |
| Gambia | 4,301,896 | 27.1 |





