San Nicolas de los Arroyos's 2025 population is now estimated at 148,466. In 2001, the population of San Nicolas de los Arroyos was 125,408. San Nicolas de los Arroyos has grown by 14,864 in the last year, which represents a 0.71% annual change.
| City | 2025 Pop. ↓ | Growth |
|---|---|---|
| Buenos Aires | 15,752,300 | 0.86% |
| Cordoba | 1,640,600 | 0.9% |
| Rosario | 1,631,090 | 1.12% |
| Mendoza | 1,257,180 | 1.2% |
| San Miguel de Tucuman | 1,051,040 | 1.14% |
| La Plata | 933,193 | 1.03% |
| Salta | 737,555 | 1.25% |
| Mar Del Plata | 698,471 | 0.96% |
| Santa Fe | 596,474 | 1.07% |
| San Juan | 560,819 | 0.91% |
| Santiago Del Estero | 464,131 | 1.13% |
| Resistencia | 456,388 | 1.03% |
| Neuquen-Plottier-Cipolletti | 439,389 | 1.23% |
| Corrientes | 432,527 | 1.08% |
| Posadas | 419,963 | 1.28% |
| San Salvador de Jujuy | 383,507 | 1.09% |
| Bahia Blanca | 327,329 | 0.84% |