Marathons in August 2027

19 marathons, 18 half marathons and 15 ultras take place in August 2027: 23 in Europe, 10 in North America, 4 in South America, 6 in Asia, 9 in Oceania.

The flattest marathon is the Hokkaido Marathon (20 m of climbing); the hilliest is the Sierre-Zinal (2,200 m).

For cool racing conditions, the Buenos Aires Half Marathon usually starts around 9°C.

The biggest field is at the Sydney Marathon, with about 35,000 finishers.