| Country | Year | |||||
|---|---|---|---|---|---|---|
| Benin | 2042 | 9,565,783 | 9,383,938 | 18,949,721 | ||
| Cabo Verde | 2042 | 341,405 | 362,361 | 703,766 | ||
| Gambia, The | 2042 | 1,434,375 | 1,478,057 | 2,912,432 | ||
| Ghana | 2042 | 21,817,119 | 22,623,407 | 44,440,526 | ||
| Guinea | 2042 | 10,994,403 | 10,958,358 | 21,952,761 | ||
| Cote d'Ivoire | 2042 | 16,936,095 | 16,778,569 | 33,714,664 | ||
| Liberia | 2042 | 3,534,638 | 3,581,179 | 7,115,817 | ||
| Mali | 2042 | 15,724,657 | 16,716,635 | 32,441,292 | ||
| Mauritania | 2042 | 2,767,845 | 2,986,704 | 5,754,549 | ||
| Niger | 2042 | 18,424,404 | 18,462,089 | 36,886,493 | ||
| Nigeria | 2042 | 165,394,570 | 160,203,199 | 325,597,769 | ||
| Guinea-Bissau | 2042 | 1,268,216 | 1,308,061 | 2,576,277 | ||
| Senegal | 2042 | 11,459,416 | 12,172,434 | 23,631,850 | ||
| Saint Helena | 2042 | 3,679 | 3,878 | 7,557 | ||
| Sierra Leone | 2042 | 5,397,461 | 5,623,905 | 11,021,366 | ||
| Togo | 2042 | 6,860,651 | 6,980,858 | 13,841,509 | ||
| Burkina Faso | 2042 | 19,100,535 | 19,296,290 | 38,396,825 |