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 1480 races.

1,480 races

Greenland Trail 50k

May 05, 2018 Race day in 10 months
USA / Mountain Region / Colorado / Larkspur
Half Marathon to Full Marathon
Trail

Greenland Trail 50k

May 05, 2018 Race day in 10 months
USA / Mountain Region / Colorado / Larkspur
Ultramarathon
Trail Fast

Greenland Trail 50k

May 05, 2018 Race day in 10 months
USA / Mountain Region / Colorado / Larkspur
10 km race to Half Marathon
Trail

Landen Bass Memorial 5K Trail Run

May 05, 2018 Race day in 10 months
USA / South Atlantic / North Carolina / Wilson
Shorter than 10 km race
Trail

Bilstein-Marathon

May 06, 2018 Race day in 10 months
Germany / Hesse / Witzenhausen
Marathon
Hilly Trail

Bilstein-Marathon

May 06, 2018 Race day in 10 months
Germany / Hesse / Witzenhausen
Ultramarathon
Hilly Trail

Borgess Run or the Health of it

May 06, 2018 Race day in 10 months
USA / East North Central / Michigan / Kalamazoo
Half Marathon
Trail

Medved Madness Trail Race

May 06, 2018 Race day in 10 months
USA / Mid-Atlantic / New York / Honeoye Falls
Half Marathon to Full Marathon
Trail

Medved Madness Trail Race

May 06, 2018 Race day in 10 months
USA / Mid-Atlantic / New York / Honeoye Falls
Half Marathon to Full Marathon
Trail Relay

Trail des Aubins

May 08, 2018 Race day in 10 months
France / Ile de France / Val-d'Oise / Bruyères-sur-Oise
10k race
Trail

Trail des Aubins

May 08, 2018 Race day in 10 months
France / Ile de France / Val-d'Oise / Bruyères-sur-Oise
10 km race to Half Marathon
Trail

Trail des Eaux Vives

May 08, 2018 Race day in 10 months
France / Provence-Alpes-Côte d'Azur / Bouches-du-Rhône / Marseille
10 km race to Half Marathon
Trail
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