17 cities
| | Country | Capital | Population ↓ |
|---|---|---|---|
| Nigeria | Abuja | 4,392,360 | |
| Senegal | Dakar | 3,783,530 | |
| Burkina Faso | Ouagadougou | 3,689,330 | |
| Mali | Bamako | 3,318,010 | |
| Ghana | Accra | 2,861,000 | |
| Guinea | Conakry | 2,329,710 | |
| Togo | Lome | 2,179,210 | |
| Liberia | Monrovia | 1,855,880 | |
| Mauritania | Nouakchott | 1,674,250 | |
| Niger | Niamey | 1,633,200 | |
| Sierra Leone | Freetown | 1,428,520 | |
| Sierra Leone | Freetown | 1,428,520 | |
| Guinea-Bissau | Bissau | 731,866 | |
| Gambia | Banjul | 526,872 | |
| Benin | Porto-Novo | 234,168 | |
| Ivory Coast | Yamoussoukro | 194,530 | |
| Cape Verde | Praia | 113,364 |
58 cities
51 cities
53 cities
41 cities
15 cities
27 cities