Libertador General San Martin's 2026 population is now estimated at 54,180. In 2010, the population of Libertador General San Martin was 46,561. Libertador General San Martin has grown by 510 in the last year, which represents a 0.95% annual change. These population values and projections come from Censo Nacional 2010 (CPV2010B) - Departamentos/Partidos via Redatam, Censo Nacional 2022 (CPV2022) - Departamentos via Redatam and World Population Review Internal Projections .
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Buenos Aires | 3,167,079 | 0.57% |
| La Matanza | 1,858,086 | 0.28% |
| Cordoba | 1,558,828 | 1% |
| Rosario | 1,389,856 | 0.96% |
| La Plata | 793,393 | 1.21% |
| Lomas De Zamora | 710,459 | 0.89% |
| General Pueyrredon | 675,041 | 0.54% |
| Salta | 656,392 | 1.27% |
| Quilmes | 648,944 | 0.67% |
| Moreno | 623,896 | 2.03% |
| San Miguel de Tucuman | 600,685 | 0.57% |
| Merlo | 600,303 | 0.8% |
| Almirante Brown | 593,676 | 0.45% |
| La Capital | 583,422 | 0.66% |
| Florencio Varela | 510,752 | 1.14% |
| Confluencia | 508,378 | 2.13% |
| Tigre | 472,369 | 1.43% |
| Corrientes | 467,572 | 1.68% |
| Lanus | 460,354 | 0.01% |
| General San Martin | 455,090 | 0.59% |