Map of San Nicolás de los Arroyos, Argentina

San Nicolás de los Arroyos is a city in Buenos Aires, Argentina, with a population of about 134,217. It lies at 33.3342°S, 60.2108°W. San Nicolás de los Arroyos is about 221 km (137 mi) northwest of Buenos Aires, the capital. The nearest city on our map is Villa Constitución, 16 km to the northwest.

San Nicolás de los Arroyos at a glance

Where is San Nicolás de los Arroyos?

• The 32nd largest city in Argentina by recorded population.
• The 11th largest city in Buenos Aires on this site.
• Located in the Southern and Western hemispheres.
• Daylight ranges from about 9 h 56 min on the shortest day to 14 h 22 min on the longest day (around 21 June and 21 December).

Cities near San Nicolás de los Arroyos

• Villa Constitución — 16 km northwest
• Gobernador Gálvez — 52 km northwest
• Rosario — 59 km northwest
• San Pedro — 63 km southeast
• Pergamino — 70 km southwest
• Baradero — 84 km southeast
• Salto — 107 km south
• Nogoyá — 112 km north
• Cañada de Gómez — 124 km northwest
• Zárate — 139 km southeast

Largest cities in Buenos Aires

• Mar del Plata — 593,337
• Avellaneda — 367,554
• Bahía Blanca — 299,101
• Merlo — 268,961
• Quilmes — 262,379
• José C. Paz — 230,208
• Lanús — 212,252
• La Plata — 195,443
• Berazategui — 180,523
• San Miguel — 168,762

Largest cities in Argentina

• Buenos Aires — 2,891,082
• Córdoba — 2,106,734
• Rosario — 948,312
• Mar del Plata — 593,337
• San Miguel de Tucumán — 548,866
• Salta — 520,683
• Santa Fe — 391,164
• Avellaneda — 367,554
• Corrientes — 346,334
• Posadas — 305,874

Map of Argentina and all its cities →

Sources: place names, coordinates, populations and time zones from GeoNames (CC BY 4.0, data retrieved October 2026). Population figures are the latest values recorded in GeoNames; depending on the country they refer to the city proper, a municipality or a wider urban area, so they can differ from census or metro-area figures. Map © OpenStreetMap contributors.