San Juan Population 2026
San Juan has a population of 109,123, making it the #36 biggest city in 🇦🇷 Argentina, located in San Juan. Roughly 0.2% of Argentina's population lives here. It is about 26× smaller than Buenos Aires, the country's biggest city.
Population (city proper)
109,123
Rank in Argentina
#36
Coordinates
31.54°S, 68.53°W
~646 m elevation · America/Argentina/San_Juan
Distance to capital (Buenos Aires)
1,005 km
624 miles, straight line
Other big cities in San Juan
| City | Population | Rank in Argentina |
|---|---|---|
| Chimbas | 73,829 | #62 |
| Santa Lucía | 43,565 | #107 |
| Pocito | 40,969 | #115 |
| Caucete | 33,609 | #132 |
| San José de Jáchal | 21,018 | #199 |
| Albardón | 20,413 | #203 |
| Villa Paula de Sarmiento | 19,092 | #216 |
Cities near San Juan
- Santa Lucía43,565 people · ~3 km away
- Chimbas73,829 people · ~5 km away
- Villa Paula de Sarmiento19,092 people · ~5 km away
- Albardón20,413 people · ~11 km away
- Pocito40,969 people · ~17 km away
- Caucete33,609 people · ~26 km away
FAQ
What is the population of San Juan?
San Juan has a population of 109,123 (city proper, latest official figure via GeoNames), making it the #36 biggest city in Argentina.
What region is San Juan in?
San Juan is located in San Juan, Argentina.
Is San Juan the capital of Argentina?
No, the capital of Argentina is Buenos Aires, about 1,005 km away.
Sources & notes
Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.
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