San Nicolas de los Arroyos's 2026 population is now estimated at 149,513. In 2001, the population of San Nicolas de los Arroyos was 125,408. San Nicolas de los Arroyos has grown by 15,911 in the last year, which represents a 0.71% annual change.
| City | 2026 Pop. ↓ | Growth |
|---|---|---|
| Buenos Aires | 15,890,600 | 0.88% |
| Cordoba | 1,655,500 | 0.91% |
| Rosario | 1,648,320 | 1.06% |
| Mendoza | 1,271,120 | 1.11% |
| San Miguel de Tucuman | 1,062,270 | 1.07% |
| La Plata | 942,456 | 0.99% |
| Salta | 745,986 | 1.14% |
| San Juan | 565,946 | 0.91% |
| Resistencia | 460,926 | 0.99% |
| Corrientes | 436,980 | 1.03% |
| Posadas | 424,853 | 1.16% |
| San Salvador de Jujuy | 387,488 | 1.04% |
| Bahia Blanca | 330,154 | 0.86% |
| La Rioja | 178,872 | 1.02% |
| Comodoro Rivadavia | 175,196 | 1.03% |
| San Fernando del Valle de Catamarca | 159,139 | 1.01% |
| Rio Cuarto | 157,010 | 1.01% |
| Concordia | 149,450 | 1% |
| San Rafael | 118,009 | 1.01% |
| Tandil | 116,916 | 1.02% |
| Villa Mercedes | 111,391 | 1.02% |
| San Carlos de Bariloche | 109,305 | 1.02% |
| Pergamino | 104,985 | 1.02% |
| Santa Rosa | 102,880 | 1% |
| Santa Rosa | 102,880 | 1% |
| Lujan | 97,363 | 1.04% |
| Rio Gallegos | 95,796 | 1.02% |
| Rafaela | 91,571 | 1.01% |
| Presidencia Roque Saenz Pena | 89,882 | 1.02% |
| Junin | 87,509 | 1.01% |
| Chimbas | 87,258 | 1.02% |
| Campana | 86,860 | 1.01% |
| Necochea | 84,784 | 1.03% |
| General Roca | 81,534 | 1.02% |
| Puerto Madryn | 81,315 | 1.04% |
| Gualeguaychu | 80,614 | 1.01% |
| San Martin | 79,476 | 1.05% |
| San Martin | 79,476 | 1.05% |
| Villa Maria | 79,351 | 1.01% |
| Cipolletti | 77,713 | 1.02% |
| San Ramon de la Nueva Oran | 76,070 | 1.01% |
| Venado Tuerto | 75,437 | 1.01% |
| Concepcion del Uruguay | 72,528 | 1.01% |
| Goya | 71,606 | 1.01% |
| Reconquista | 70,549 | 1.01% |
| Rio Grande | 66,425 | 1.03% |
| Santo Tome | 65,684 | 1.13% |
| Santo Tome | 65,684 | 1.13% |
| Obera | 63,960 | 1.02% |
| Tartagal | 63,196 | 1.01% |
| Villa Carlos Paz | 62,423 | 1% |
| San Francisco | 61,750 | 1.01% |
| Punta Alta | 58,315 | 1% |
| Chivilcoy | 58,152 | 1.01% |
| General Pico | 56,795 | 1.01% |
| Ushuaia | 56,593 | 1.03% |
| Mercedes | 56,116 | 1.01% |
| Mercedes | 56,116 | 1.01% |
| Azul | 55,728 | 1.01% |
| Barranqueras | 54,698 | 1.01% |
| Clorinda | 52,837 | 1.01% |
| Viedma | 52,789 | 1.01% |
| Palpala | 50,183 | 1.01% |