Map of San Juan, Argentina

San Juan is the administrative centre of San Juan, Argentina, with a population of about 109,123. It lies at 31.5375°S, 68.5364°W. San Juan is about 1,006 km (625 mi) west of Buenos Aires, the capital. The nearest city on our map is Santa Lucía, 4 km to the east.

San Juan at a glance

Where is San Juan?

• The 38th largest city in Argentina by recorded population.
• Located in the Southern and Western hemispheres.
• Daylight ranges from about 10 h 05 min on the shortest day to 14 h 12 min on the longest day (around 21 June and 21 December).

Cities near San Juan

• Santa Lucía — 4 km east
• Chimbas — 5 km north
• Pocito — 17 km south
• Mendoza — 153 km south
• San Martín — 172 km south
• Rivadavia — 184 km south
• Tunuyán — 232 km south
• Los Andes — 242 km southwest, Chile
• San Felipe — 246 km southwest, Chile
• Chilecito — 282 km north

Largest cities in San Juan

• Chimbas — 73,829
• Santa Lucía — 62,697
• Pocito — 40,969

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 →

Other places named San Juan

• San Juan — San Juan, Puerto Rico
• San Juan — National Capital Region, Philippines
• San Juan — Loreto, Peru
• San Juan — Texas, United States

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.