Sao Pedro do Sul's 2026 population is now estimated at 15,394. In 2021, the population of Sao Pedro do Sul was 15,177. Sao Pedro do Sul has grown by 49 in the last year, which represents a 0.32% annual change. These population values and projections come from Portugal INE API indicator 0012917 resident population municipal total and World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Lisbon | 596,952 | 1.83% |
| Sintra | 410,420 | 1.17% |
| Vila Nova de Gaia | 317,859 | 0.78% |
| Porto | 264,493 | 2.31% |
| Cascais | 228,079 | 1.28% |
| Loures | 214,856 | 1.18% |
| Braga | 209,328 | 1.42% |
| Amadora | 187,541 | 1.62% |
| Almada | 187,519 | 1.05% |
| Matosinhos | 185,501 | 1.22% |
| Seixal | 183,000 | 1.71% |
| Oeiras | 181,965 | 1.15% |
| Gondomar | 171,928 | 0.75% |
| Odivelas | 161,278 | 1.59% |
| Guimaraes | 156,587 | 0.02% |
| Coimbra | 150,409 | 1.19% |
| Maia | 149,556 | 1.68% |
| Santa Maria da Feira | 142,787 | 0.79% |
| Vila Franca de Xira | 142,764 | 0.73% |
| Leiria | 140,182 | 1.52% |
