Buenos Aires Population 2026 capital
Buenos Aires has a population of 2,891,082, making it the #1 biggest city in 🇦🇷 Argentina, located in Buenos Aires F.D.. Roughly 6.3% of Argentina's population lives here. Buenos Aires is the capital of Argentina.
Population (city proper)
2,891,082
Rank in Argentina
#1
Coordinates
34.61°S, 58.38°W
~31 m elevation · America/Argentina/Buenos_Aires
Cities near Buenos Aires
- Santos Lugares37,267 people · ~15 km away
- Lomas de Zamora111,897 people · ~16 km away
- Quilmes262,379 people · ~16 km away
- Villa Sarmiento17,481 people · ~18 km away
- San Justo105,274 people · ~19 km away
- Haedo37,745 people · ~20 km away
FAQ
What is the population of Buenos Aires?
Buenos Aires has a population of 2,891,082 (city proper, latest official figure via GeoNames), making it the #1 biggest city in Argentina.
What region is Buenos Aires in?
Buenos Aires is located in Buenos Aires F.D., Argentina.
Is Buenos Aires the capital of Argentina?
Yes, Buenos Aires is the capital of Argentina.
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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