San Luis Population 2026
San Luis has a population of 169,947, making it the #23 biggest city in 🇦🇷 Argentina, located in San Luis. Roughly 0.4% of Argentina's population lives here. It is about 17× smaller than Buenos Aires, the country's biggest city.
Population (city proper)
169,947
Rank in Argentina
#23
Coordinates
33.29°S, 66.32°W
~729 m elevation · America/Argentina/San_Luis
Distance to capital (Buenos Aires)
747 km
464 miles, straight line
Other big cities in San Luis
| City | Population | Rank in Argentina |
|---|---|---|
| Villa Mercedes | 96,781 | #44 |
Cities near San Luis
- Villa Mercedes96,781 people · ~91 km away
- Villa Dolores28,009 people · ~184 km away
- Río Cuarto157,010 people · ~184 km away
- San Martín82,549 people · ~201 km away
- Embalse15,900 people · ~217 km away
- San Rafael118,009 people · ~237 km away
FAQ
What is the population of San Luis?
San Luis has a population of 169,947 (city proper, latest official figure via GeoNames), making it the #23 biggest city in Argentina.
What region is San Luis in?
San Luis is located in San Luis, Argentina.
Is San Luis the capital of Argentina?
No, the capital of Argentina is Buenos Aires, about 747 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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