| Country | Year | |||||
|---|---|---|---|---|---|---|
| Benin | 2025 | 6,631,412 | 6,527,318 | 13,158,730 | ||
| Cabo Verde | 2025 | 295,672 | 312,773 | 608,445 | ||
| Gambia, The | 2025 | 1,141,808 | 1,173,402 | 2,315,210 | ||
| Ghana | 2025 | 15,608,803 | 16,111,695 | 31,720,498 | ||
| Guinea | 2025 | 7,389,462 | 7,371,903 | 14,761,365 | ||
| Cote d'Ivoire | 2025 | 13,620,721 | 13,388,269 | 27,008,990 | ||
| Liberia | 2025 | 2,554,292 | 2,579,992 | 5,134,284 | ||
| Mali | 2025 | 10,546,929 | 11,177,063 | 21,723,992 | ||
| Mauritania | 2025 | 2,073,162 | 2,237,364 | 4,310,526 | ||
| Niger | 2025 | 11,876,628 | 11,819,175 | 23,695,803 | ||
| Nigeria | 2025 | 113,598,141 | 109,476,721 | 223,074,862 | ||
| Guinea-Bissau | 2025 | 982,981 | 1,021,848 | 2,004,829 | ||
| Senegal | 2025 | 8,260,547 | 8,820,634 | 17,081,181 | ||
| Saint Helena | 2025 | 3,901 | 3,914 | 7,815 | ||
| Sierra Leone | 2025 | 3,534,179 | 3,722,906 | 7,257,085 | ||
| Togo | 2025 | 4,688,039 | 4,769,974 | 9,458,013 | ||
| Burkina Faso | 2025 | 12,187,307 | 12,286,833 | 24,474,140 |