Best Marathons in the World to Run in 2026
Planning your 2026 racing calendar? Whether you are chasing a personal best on a fast course or looking for an unforgettable destination race, here are ten of the best marathons in the world to consider this year.
1. Tokyo Marathon - March 1, 2026
One of the six World Marathon Majors, Tokyo offers a flat, fast course through the heart of Japan's capital. The crowd support is legendary, with hundreds of thousands of spectators lining every kilometer. The organization is impeccable, and the cultural experience before and after the race is unmatched. Entry is by lottery, so apply early.
2. Boston Marathon - April 20, 2026
The world's oldest annual marathon requires a qualifying time, making it a goal race for serious runners. The point-to-point course from Hopkinton to Boylston Street features the infamous Heartbreak Hill at kilometer 32. The atmosphere is electric, and earning your BQ (Boston Qualifier) is a rite of passage.
3. London Marathon - April 26, 2026
Another World Marathon Major, London combines a scenic course past Tower Bridge, Big Ben, and Buckingham Palace with a festive atmosphere. The charity running culture is massive, and the flat course makes it ideal for chasing a PB. Entry is through a ballot system.
4. Berlin Marathon - September 27, 2026
If you want a fast time, Berlin is the place. The flat course through the German capital has produced more marathon world records than any other race. Finishing through the Brandenburg Gate is an iconic moment. The fall weather is typically ideal for racing.
5. Chicago Marathon - October 11, 2026
A flat, fast loop through 29 Chicago neighborhoods with incredible crowd support. The course takes you through diverse communities, each with their own energy. One of the most beginner-friendly majors with a generous time limit and excellent organization.
6. New York City Marathon - November 1, 2026
The largest marathon in the world with over 50,000 finishers. The five-borough course starts on Staten Island, crosses all five boroughs, and finishes in Central Park. The crowd support through Brooklyn and the Bronx is deafening. Not the fastest course, but the experience is unparalleled.
7. Athens Marathon - November 8, 2026
Run the original marathon course from Marathon to Athens, following the legendary path of Pheidippides. The challenging, hilly course climbs for the first 30 km before a dramatic descent into the Panathenaic Stadium. This is a bucket-list race for anyone who loves running history. Find it on MyRaceRadar.
8. Valencia Marathon - December 6, 2026
One of the fastest marathons in Europe with a pancake-flat course along the coast. Valencia has become a favorite for runners chasing personal bests. The December date means cool racing conditions, and the City of Arts and Sciences finish area is spectacular.
9. Cape Town Marathon - October 18, 2026
Africa's only World Athletics Gold Label marathon takes you along the Atlantic seaboard with views of Table Mountain. A challenging but beautiful course with growing international participation. Perfect for combining a race with a once-in-a-lifetime travel experience.
10. Osaka Marathon - February 2026
Japan's newest major marathon features a flat course through Osaka's vibrant streets. Excellent organization, enthusiastic crowds, and the chance to experience Japanese running culture. A great alternative if you do not get into Tokyo.
Start planning now and secure your spot. Many of these races fill up months in advance through lottery systems or early registration. Browse upcoming races worldwide on MyRaceRadar to find the perfect race for your 2026 goals.