The Buenos Aires Marathon returns on September 21, 2025, delivering South America’s fastest full marathon over a scenic, predominantly flat course that showcases the city’s most iconic neighborhoods and landmarks. Organized by Asociación Ñandú since 1984, the race is AIMS- and World Athletics-certified, drawing over 10,000 participants from around the globe. The event features a single 42.195 km loop that begins and ends in Palermo, passing through Recoleta, La Boca, Casa Rosada, and along the wide 9 de Julio Avenue. With ample hydration stations every 2–3 km, professional timing, and a welcoming atmosphere, runners range from elite athletes chasing national titles to fun-seekers enjoying the spectator energy. This marathon stands out as the premier spring road race in Latin America.
Race
Marathon
Race Date:
21 September, 2025
The Buenos Aires Marathon is a celebrated annual road race attracting thousands to Argentina’s capital each spring, offering a fast, flat course past iconic landmarks like the Obelisk, Casa Rosada, and Palermo’s leafy avenues. The next edition is scheduled for Sunday, 21 September 2025, with the start and finish near Avenida Figueroa Alcorta and Dorrego in Buenos Aires .
Weather based on historical averages.
FAQs
What is the Buenos Aires Marathon?
How long is the Buenos Aires Marathon?
Where does the Buenos Aires Marathon take place?
What is the elevation gain of the Buenos Aires Marathon?
How can I prepare for the Buenos Aires Marathon?
How do I choose the right training plan for the Buenos Aires Marathon?
The Buenos Aires Marathon is a celebrated annual road race attracting thousands to Argentina’s capital each spring, offering a fast, flat course past iconic landmarks like the Obelisk, Casa Rosada, and Palermo’s leafy avenues. The next edition is scheduled for Sunday, 21 September 2025, with the start and finish near Avenida Figueroa Alcorta and Dorrego in Buenos Aires .
The Buenos Aires Marathon is 42km long.
The Buenos Aires Marathon takes place in Buenos Aires, Argentina.
Runna classifies the Buenos Aires Marathon elevation profile as Flat.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Buenos Aires Marathon?
The Buenos Aires Marathon is a celebrated annual road race attracting thousands to Argentina’s capital each spring, offering a fast, flat course past iconic landmarks like the Obelisk, Casa Rosada, and Palermo’s leafy avenues. The next edition is scheduled for Sunday, 21 September 2025, with the start and finish near Avenida Figueroa Alcorta and Dorrego in Buenos Aires .
How long is the Buenos Aires Marathon?
The Buenos Aires Marathon is 42km long.
Where does the Buenos Aires Marathon take place?
The Buenos Aires Marathon takes place in Buenos Aires, Argentina.
What is the elevation gain of the Buenos Aires Marathon?
Runna classifies the Buenos Aires Marathon elevation profile as Flat.
How can I prepare for the Buenos Aires Marathon?
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the Buenos Aires Marathon?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
More
Sport:
Running
Tags:
Major City
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Maratón de Buenos Aires 2025 or Asociación Atlética Ñandú. All event details are based on publicly available information and are provided solely to help users discover running events. Runna does not use any official logos, images, or proprietary content from this event or its organiser. Any trademarks or names mentioned are used descriptively to identify the event in a factual manner. For the most accurate and up to date information (including to register or purchase an entry to the event), please visit the Maratón de Buenos Aires 2025 website.