| Country | Year | |||||
|---|---|---|---|---|---|---|
| Benin | 2026 | 6,798,412 | 6,688,015 | 13,486,427 | ||
| Cabo Verde | 2026 | 299,080 | 316,286 | 615,366 | ||
| Gambia, The | 2026 | 1,160,363 | 1,192,736 | 2,353,099 | ||
| Ghana | 2026 | 15,937,018 | 16,455,960 | 32,392,978 | ||
| Guinea | 2026 | 7,578,821 | 7,559,972 | 15,138,793 | ||
| Cote d'Ivoire | 2026 | 13,829,679 | 13,600,336 | 27,430,015 | ||
| Liberia | 2026 | 2,610,048 | 2,636,866 | 5,246,914 | ||
| Mali | 2026 | 10,835,752 | 11,485,476 | 22,321,228 | ||
| Mauritania | 2026 | 2,113,717 | 2,281,027 | 4,394,744 | ||
| Niger | 2026 | 12,235,265 | 12,179,568 | 24,414,833 | ||
| Nigeria | 2026 | 116,284,774 | 112,094,765 | 228,379,539 | ||
| Guinea-Bissau | 2026 | 999,914 | 1,038,587 | 2,038,501 | ||
| Senegal | 2026 | 8,442,561 | 9,012,060 | 17,454,621 | ||
| Saint Helena | 2026 | 3,896 | 3,920 | 7,816 | ||
| Sierra Leone | 2026 | 3,626,613 | 3,817,060 | 7,443,673 | ||
| Togo | 2026 | 4,802,975 | 4,886,909 | 9,689,884 | ||
| Burkina Faso | 2026 | 12,540,613 | 12,642,055 | 25,182,668 |