2017 - 2018 Trail Race Calendar in May

Browse our Marathons, Half Marathons, Ultra marathons, Multiday events organized around the world during the month of May bearing the tag Trail among 1530 races.

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1,530 races

Trail Madrid

Caminata San Lorenzon de El Escorial 21 km
May 09, 2015 The race has already taken place.
Spain / Madrid / El escorial
Half Marathon
Walk Trail Mountain

La Legión

May 09, 2015 The race has already taken place.
Spain / Andalusia / Ronda
Ultramarathon - 101 kilometers
UTMB Qualifier Trail

Trail Madrid

Sunrise Trail Ultra International
May 09, 2015 The race has already taken place.
Spain / Madrid / El escorial
Ultramarathon - 68.400 kilometers
UTMB Qualifier Trail Mountain

Trail Madrid

Trail Marathon Guadarrama
May 09, 2015 The race has already taken place.
Spain / Madrid / El escorial
Half Marathon to Full Marathon - 41 kilometers
Trail Mountain

Trail Madrid

Trail San Lorenzon de El Escorial
May 09, 2015 The race has already taken place.
Spain / Madrid / El escorial
Half Marathon
Trail Mountain

5k in May Trail Run & 2.5k Walk

2.5k Walk
May 16, 2015 The race has already taken place.
USA / Mid-Atlantic / New Jersey / Northfield
Shorter than 10 km race - 2.500 kilometers
Walk Trail

5k in May Trail Run & 2.5k Walk

5k
May 16, 2015 The race has already taken place.
USA / Mid-Atlantic / New Jersey / Northfield
5k race - 5 kilometers
Trail

Coloma River Run

Coloma River 10K Run
May 16, 2015 The race has already taken place.
USA / Pacific / California / Lotus
10k race
Trail

Coloma River Run

Coloma River 10 Mile Run
May 16, 2015 The race has already taken place.
USA / Pacific / California / Lotus
10 km race to Half Marathon - 10 miles
Trail

Coloma River Run

Coloma River 5K Run
May 16, 2015 The race has already taken place.
USA / Pacific / California / Lotus
5k race - 5 kilometers
Trail

Trail du Lac

Trail du Lac 18 km
May 16, 2015 The race has already taken place.
France / Brittany / Morbihan / Ploërmel
10 km race to Half Marathon - 18.700 kilometers
Trail

Trail du Lac

Trail du Lac 27 km
May 16, 2015 The race has already taken place.
France / Brittany / Morbihan / Ploërmel
Half Marathon to Full Marathon - 27.400 kilometers
Trail

Trail du Lac

Trail du Lac 9 km
May 16, 2015 The race has already taken place.
France / Brittany / Morbihan / Ploërmel
Shorter than 10 km race - 9 kilometers
Trail

Dirt Days Trail Series - Mt. Airy Ridge Run

10.6 Mile
May 17, 2015 The race has already taken place.
USA / East North Central / Ohio / Cincinnati
10 km race to Half Marathon - 10.600 miles
Trail

4th Annual 5k for the 4th

May 17, 2015 The race has already taken place.
USA / New England / Massachusetts / Walpole
5k race - 5 kilometers
Trail Fund raising