Benin Population Pyramid 1978
Benin in 1978
The population of Benin in 1978 was 3,718,304. Over the previous ten years the population grew by 26.7%, up from 2,934,257 in 1968.
Half of the population was younger than 17.5 years; 45.0% were children under 15 and 4.5% were 65 or older. This is an expansive pyramid — each cohort of children is larger than the one above it, the signature of high birth rates and rapid growth.
Data source: United Nations World Population Prospects, 2024 revision (medium variant) — last updated July 2024.
The fertility rate of Benin was 4.56 births per woman in 2023, above the 2.1 needed to replace each generation.
Source: World Bank World Development Indicators, latest available year.
A child born there in 2023 could expect to live 60.8 years on average (62.2 years for girls, 59.3 for boys).
Source: World Bank World Development Indicators, latest available year.
373,677 immigrants live in Benin, 2.6% of the population.
| Togo | 120,390 |
| Nigeria | 92,433 |
| Niger | 82,865 |
| Côte d'Ivoire | 36,443 |
| Ghana | 17,211 |
726,530 people born in Benin live in other countries.
| Nigeria | 404,468 |
| Côte d'Ivoire | 75,331 |
| Togo | 72,863 |
| Gabon | 56,627 |
| France | 31,581 |
Source: United Nations International Migrant Stock 2024.
| Country | Population | Median age | Relative size |
|---|---|---|---|
| Benin | 3,718,305 | 17.5 | |
| Sierra Leone | 3,145,517 | 19.3 | |
| Togo | 2,768,148 | 16.9 | |
| Guinea | 4,877,854 | 19.0 | |
| Senegal | 5,568,097 | 17.2 |





