Porto Novo's 2026 population is now estimated at 16,122. In 2010, the population of Porto Novo was 18,028. Porto Novo experienced a decrease of -117 residents over the past year, marking an annual decline of -0.72%. These population values and projections come from INE Cabo Verde RGPH 2010 municipality population table, INE Cabo Verde municipality population projections 2010-2030 summary and World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Praia | 189,897 | 1.84% |
| Sao Vicente | 88,540 | 0.69% |
| Santa Catarina | 49,575 | 0.83% |
| Sal | 48,280 | 2.71% |
| Boa Vista | 25,638 | 4.33% |
| Santa Cruz | 25,282 | -0.41% |
| Sao Filipe | 19,555 | -0.68% |
| Tarrafal | 17,734 | -0.33% |
| Porto Novo | 16,122 | -0.72% |
| Sao Domingos | 14,336 | 0.16% |
| Ribeira Grande | 13,986 | -1.64% |
| Calheta de Sao Miguel | 12,833 | -1.18% |
| Maio | 12,264 | 5.13% |
| Mosteiros | 9,121 | -0.22% |
| Ribeira Grande de Santiago | 8,948 | 0.74% |
| Sao Salvador do Mundo | 8,491 | -0.21% |
| Sao Lourenco dos Orgaos | 6,756 | -0.38% |
| Ribeira Brava | 6,517 | -0.79% |
| Tarrafal de Sao Nicolau | 5,086 | -0.35% |
| Santa Catarina do Fogo | 5,048 | -0.51% |
| Brava | 5,040 | -1.16% |
| Paul | 4,710 | -2.2% |