Santiago de Tolu's 2026 population is now estimated at 38,666. In 2005, the population of Santiago de Tolu was 30,383. Santiago de Tolu has grown by 530 in the last year, which represents a 1.39% annual change. These population values and projections come from DANE municipal population by area 2005-2017 (retroprojections) and DANE municipal population by area 2018-2042 (projections) .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Bogota | 7,945,996 | 0.04% |
| Medellin | 2,526,795 | -0.06% |
| Cali | 2,269,983 | -0.32% |
| Barranquilla | 1,275,854 | -0.27% |
| Cartagena | 1,010,995 | -0.05% |
| Soacha | 895,878 | 2.97% |
| Cucuta | 792,180 | -0.13% |
| Soledad | 733,597 | 1.49% |
| Valledupar | 629,217 | 2.15% |
| Bucaramanga | 618,548 | 0.14% |
| Bello | 609,168 | 1.2% |
| Santa Marta | 588,662 | 1.08% |
| Villavicencio | 588,645 | 0.73% |
| Monteria | 585,029 | 1.82% |
| Ibague | 557,317 | 0.43% |
| Pereira | 487,820 | 0.09% |
| Manizales | 475,690 | 0.76% |
| Neiva | 408,218 | 1.43% |
| Pasto | 404,775 | 0.17% |
| Palmira | 382,703 | 0.45% |