The population of San Nicolás de los Arroyos, Argentina in June 2025. How many residents now in San Nicolás de los Arroyos?

The estimated population of San Nicolás de los Arroyos as of June 2025 is around 133,602 residents. Please note: this population number is an estimate and may slightly change as people get born and die, it also depends on migration to/from San Nicolás de los Arroyos.

Check out more data on population in Argentina:

• Presidencia Roque Sáenz Peña
• Virrey del Pino
• Rafaela
• Trujui
• Trelew
• Ramos Mejía
• Castelar