Sierra Leone Population Pyramid 2000
Year
2000Sierra Leone in 2000
The population of Sierra Leone in 2000 was 4,423,612. A decade earlier, in 1990, the population was 4,196,828; it has grown by 5.4% since.
The median age was 18.0 years, and for every 100 people of working age (15–64) there were 83.3 children under 15 and 6.7 people aged 65 or over. 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 | 4,423,612 | 18.0 | |
| Togo | 5,140,037 | 18.4 | |
| Liberia | 2,928,117 | 18.3 | |
| Mauritania | 2,613,442 | 17.7 | |
| Benin | 7,221,619 | 17.1 |





