Encyclopedia of Sport: Every sport from around the world


Ultramarathon, also known as ultra distance, is a running or walking event, which is longer than a usual marathon length, which is 42 kilometers. Some of the competitions include double marathons, 24-hour races, a 1000-mile races or even longer.

Some of these competitions have challenges or obstacles. Some of these marathons include dirt roads, mountain paths, forest paths, and many more.

The IAU or The International Association of Ultrarunners organizes competitions for different ultramarathon distances. There are also various ultramarathon competitions all over the world. Takahiro Sunada currently (in 2014) holds the men’s record for 100-kilometer road, (6:13:33), while Tomoe Abe, holds the women’s record (6:33:11).

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