Benin Population Pyramid 2029
Benin in 2029
By 2029, the population of Benin is expected to reach 16,253,920. That would be 27.7% more than in 2019 (12,726,755).
The median age is projected at 19.7 years, with 70.0 children under 15 and 5.9 people aged 65 or over for every 100 people of working age (15–64). 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.
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 | 16,253,920 | 19.7 | |
| Guinea | 16,466,756 | 20.0 | |
| Senegal | 20,706,626 | 21.6 | |
| Togo | 10,572,461 | 20.8 | |
| Sierra Leone | 9,520,818 | 21.7 |





