Nigeria Population Pyramid 1955
Nigeria in 1955
As of 1955, Nigeria counted 40,935,634 inhabitants. With a median age of 19.3 years, Nigeria had a youth dependency ratio of 74.4 and an old-age dependency ratio of 5.7 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 Nigeria had on average 4.48 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 54.5 years on average (54.7 years for girls, 54.2 for boys).
Source: World Bank World Development Indicators, latest available year.
1,262,314 immigrants live in Nigeria, 0.5% of the population.
| Benin | 404,468 |
| Ghana | 255,531 |
| Mali | 184,965 |
| Togo | 169,717 |
| Niger | 129,540 |
2,094,162 people born in Nigeria live in other countries.
| United States of America | 565,053 |
| United Kingdom | 324,007 |
| Niger | 199,722 |
| Cameroon | 188,266 |
| Italy | 112,792 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| Nigeria | 40,935,635 | 19.3 | |
| Ghana | 5,914,924 | 18.8 | |
| Mali | 5,041,934 | 20.2 | |
| Burkina Faso | 4,469,053 | 19.8 | |
| Guinea | 3,267,860 | 21.0 |





