Santa Marta's 2026 population is now estimated at 562,561. In 1950, the population of Santa Marta was 34,954. Santa Marta has grown by 5,277 in the last year, which represents a 0.95% annual change. These population estimates and projections come from the latest revision of the UN World Urbanization Prospects. These estimates represent the Urban agglomeration of Santa Marta, which typically includes Santa Marta's population in addition to adjacent suburban areas.
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Bogota | 11,922,100 | 1.07% |
| Medellin | 4,208,280 | 0.85% |
| Cali | 2,942,690 | 0.89% |
| Barranquilla | 2,418,670 | 0.93% |
| Bucaramanga | 1,424,660 | 0.97% |
| Cartagena | 1,114,720 | 0.83% |
| Cucuta | 990,634 | 0.91% |
| Ibague | 615,104 | 0.83% |
| Valledupar | 599,585 | 1.31% |
| Pereira | 593,765 | 0.67% |
| Villavicencio | 590,758 | 1.07% |
| Buenaventura | 493,081 | 1.11% |
| Buenaventura | 493,081 | 1.11% |
| Manizales | 464,765 | 0.75% |
| Monteria | 461,444 | 1.04% |
| Armenia | 431,947 | 0.86% |
| Pasto | 406,652 | 0.82% |
| Neiva | 372,029 | 0.78% |