Map of Trelew, Argentina

Trelew is a city in Chubut, Argentina, with a population of about 97,915. It lies at 43.2490°S, 65.3050°W. Trelew is about 1,131 km (703 mi) southwest of Buenos Aires, the capital. The nearest city on our map is Puerto Madryn, 58 km to the north.

Trelew at a glance

Where is Trelew?

• The 43rd largest city in Argentina by recorded population.
• The 2nd largest city in Chubut on this site.
• Located in the Southern and Western hemispheres.
• Daylight ranges from about 8 h 58 min on the shortest day to 15 h 24 min on the longest day (around 21 June and 21 December).

Cities near Trelew

• Puerto Madryn — 58 km north
• Viedma — 331 km northeast
• Comodoro Rivadavia — 338 km southwest
• Caleta Olivia — 396 km southwest
• General Roca — 506 km northwest
• Cipolletti — 530 km northwest
• Neuquén — 531 km northwest
• Plottier — 536 km northwest
• Centenario — 546 km northwest
• Punta Alta — 556 km northeast

Largest cities in Chubut

• Comodoro Rivadavia — 140,850
• Puerto Madryn — 64,555

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 →

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.