Tres Arroyos Population 2026
Tres Arroyos has a population of 47,136, making it the #100 biggest city in 🇦🇷 Argentina, located in Buenos Aires. Roughly 0.1% of Argentina's population lives here. It is about 61× smaller than Buenos Aires, the country's biggest city.
Population (city proper)
47,136
Rank in Argentina
#100
Coordinates
38.38°S, 60.28°W
~100 m elevation · America/Argentina/Buenos_Aires
Distance to capital (Buenos Aires)
452 km
281 miles, straight line
Other big cities in Buenos Aires
| City | Population | Rank in Argentina |
|---|---|---|
| Mar del Plata | 593,337 | #4 |
| Bahía Blanca | 299,101 | #10 |
| Merlo | 268,961 | #12 |
| Quilmes | 262,379 | #13 |
| José C. Paz | 230,208 | #18 |
| La Plata | 195,443 | #20 |
| Berazategui | 180,523 | #21 |
| San Miguel | 168,762 | #24 |
Cities near Tres Arroyos
- Necochea73,557 people · ~135 km away
- Tandil115,877 people · ~154 km away
- Olavarría89,721 people · ~165 km away
- Punta Alta57,209 people · ~166 km away
- Coronel Suárez27,000 people · ~178 km away
- Bahía Blanca299,101 people · ~177 km away
FAQ
What is the population of Tres Arroyos?
Tres Arroyos has a population of 47,136 (city proper, latest official figure via GeoNames), making it the #100 biggest city in Argentina.
What region is Tres Arroyos in?
Tres Arroyos is located in Buenos Aires, Argentina.
Is Tres Arroyos the capital of Argentina?
No, the capital of Argentina is Buenos Aires, about 452 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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