2017 - 2018 Ultramarathon Calendar in May

Browse our Ultramarathon Calendar for races organized around the world during the month of May among 374 races.

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374 races

L'Aurélien Trail

44 km
May 01, 2017 Race day in 2 months
France / Provence-Alpes-Côte d'Azur / Var / Saint Maximin
Ultramarathon - 44 kilometers
UTMB Qualifier Trail

An Henchou Treuz

50 km
May 01, 2017 Race day in 2 months
France / Brittany / Finistère / Plourin-lès-Morlaix
Ultramarathon - 50 kilometers
Trail

Bärenfels May Trail

53 km
May 01, 2017 Race day in 2 months
Germany / Rhineland-Palatinate / Neubrücke
Ultramarathon - 53 kilometers
Trail

PEAK Ultra Marathon

30 Miles
May 04, 2017 Race day in 2 months
USA / New England / Vermont / Pittsfield
Ultramarathon - 30 miles
Trail

Salomon Hammer Trail Bornholm

Salomon Hammer Trail Bornholm -100 Miles
May 05, 2017 Race day in 2 months
Denmark / Hovedstaden / Allinge
Ultramarathon - 100 miles
UTMB Qualifier Trail

Salomon Hammer Trail Bornholm

Salomon Hammer Trail Bornholm - 50 miles
May 05, 2017 Race day in 2 months
Denmark / Hovedstaden / Allinge
Ultramarathon - 50 miles
UTMB Qualifier Trail

Ultra Trail des Ô Plateaux

Semi Trail des Ô Plateaux
May 05, 2017 Race day in 2 months
Madagascar / Antananarivo
Ultramarathon - 65 kilometers
UTMB Qualifier Trail Mountain Relay

Tchimbé Raid

Tchimbé Raid
May 05, 2017 Race day in 2 months
Martinique / Camp de Balata
Ultramarathon - 91 kilometers
Trail Mountain

Ultra Trail des Ô Plateaux

Ultra Trail des Ô Plateaux
May 05, 2017 Race day in 2 months
Madagascar / Antananarivo
Ultramarathon - 130 kilometers
UTMB Qualifier Trail Mountain Relay

Oxfam Intermón Spain - Euskadi

May 06, 2017 Race day in 2 months
Spain / Basque Country / Vitoria-Gasteiz
Ultramarathon - 100 kilometers
Walk Charity Team Trail

Cures for the Colors

100 Mile
May 06, 2017 Race day in 2 months
USA / South Atlantic / North Carolina / Goldsboro
Ultramarathon - 100 miles

Wild Wild West Marathon

50K Ultra
May 06, 2017 Race day in 2 months
USA / Pacific / California / Lone Pine
Ultramarathon - 50 kilometers
Trail Mountain

Hachie 50 Marathon, Ultra and Relay

50k Ultra-marathon
May 06, 2017 Race day in 2 months
USA / West South Central / Texas / Waxahachie
Ultramarathon - 50 kilometers

Hachie 50 Marathon, Ultra and Relay

50 Mile Ultra-marathon
May 06, 2017 Race day in 2 months
USA / West South Central / Texas / Waxahachie
Ultramarathon - 50 miles

Hachie 50 Marathon, Ultra and Relay

50 Mile Ultra Relay
May 06, 2017 Race day in 2 months
USA / West South Central / Texas / Waxahachie
Ultramarathon - 50 miles
Relay