The Maraton de Rosario draws approximately 2,500 finishers each June on a riverside urban road in Rosario, Argentina. It is Rosario's flagship marathon and centers the course on the Monumento a la Bandera and Paraná waterfront. The route passes the National Flag Memorial area, long river boulevards, and flat avenues through the city. The course is very flat throughout.
Maraton de Rosario is a certified 42.195 km (26.2 mile) marathon — the standard World Athletics marathon distance.
The next Maraton de Rosario is scheduled for Sunday, 6 June 2027 with a 8:00 am start. The certified course covers 42.195 km (26.2 miles) with 50 m of climbing on a very flat layout.
Starts and finishes on Rosario's Parana riverfront. The route passes the National Flag Memorial area, long river boulevards, and flat avenues through the city. Parana riverfront miles stay level for aggressive pacing, with crowds at the National Flag Memorial and the river finish.
The Maraton de Rosario course is very flat over 42.195 km (26.2 miles). Runners cover 50 metres of climbing and 50 metres of descent, with minimal net elevation change from start to finish.
The Maraton de Rosario accepts open registration through 42krosario.com.ar with no lottery or qualifying standard. Sign-up for the June race typically opens a few months beforehand. International runners apply through the same online portal as local club runners.
Last updated 18 July 2026. Edition dates and course details are reviewed regularly.
Other races closest to Rosario.
The Buenos Aires Marathon draws approximately 9,000 finishers on an urban road in Buenos Aires, Argentina. The course starts and finishes at the Obelisco on Avenida 9 de Julio. The route passes La Boca, Puerto Madero, Palermo, and the Recoleta district. Mostly flat through the wide avenues of the capital.
Next race: Sunday, 20 September 2026
The Maratón de Montevideo is Uruguay's largest marathon, drawing about 4,000 finishers each September along the Río de la Plata waterfront. The course passes the Rambla of Montevideo, the Ciudad Vieja, and the Punta Carretas district on flat coastal terrain. September spring weather in the Southern Hemisphere makes it South America's charming Atlantic capital marathon.
Next race: Sunday, 6 September 2026
The Maraton de Mar del Plata draws approximately 2,000 finishers each April on a scenic coastal road in Mar del Plata, Argentina. Its Argentine autumn date and dramatic coastline are the race's big draw. The route passes Atlantic cliffs, beachfront boulevards, and resort-city roads beside the ocean. Atlantic cliffs and beachfront boulevards climb beside resort-city roads on Argentina's autumn coastline, where ocean exposure defines both beauty and effort.
Next race: Sunday, 4 April 2027
The Maraton de Asuncion draws approximately 2,000 finishers each August on an urban road in Asuncion, Paraguay. It is Paraguay's headline international road marathon. The route passes river-city roads, civic avenues, and neighborhoods on the Paraguayan capital's ridgeline. River-city roads, civic avenues, and ridgeline neighborhoods carry August's race through Paraguay's headline international road marathon in the capital.
Next race: Sunday, 2 August 2026
The Santiago Marathon draws approximately 8,500 finishers on an urban road in Santiago, Chile. The course starts and finishes at the Plaza de la Constitución. The route passes the Costanera Center, Providencia, and the Mapocho riverfront. Mostly flat with gentle undulations.
Next race: Sunday, 2 May 2027
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