A running experience for individuals who can handle changing environments, challenging obstacles, solo travel, and the quest for adventure. Trail races are slower than road races, and pace is crucial to enjoying the trail event.
Non-English language sites should be submitted to the appropriate category within World/.
Trail Race web sites up to and including the marathon.
Please submit only races, 26.2 miles or less, of which at least 85% is run on trails. Races on dirt roads will be considered; however please specify this in the site description.

Races taking place on paved surfaces should be submitted to the Road Running Events category. Multi-event races are better suited to the Adventure Racing category.

This category contains information concerning the sport of ultramarathoning. An ultramarathon is a footrace longer than a marathon (26.2 miles).