2017 - 2018 Ultramarathon Calendar in May

Browse our Ultramarathon Calendar for races organized around the world during the month of May among 366 races.

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366 races

L'Aurélien Trail

44 km
May 01, 2017 Race day in 7 days
France / Provence-Alpes-Côte d'Azur / Var / Saint Maximin
Ultramarathon - 44 kilometers
UTMB Qualifier Trail

Hibiscus Coast Challenge

48 km Ultra Marathon
May 01, 2017 Race day in 7 days
South Africa / Ramsgate
Ultramarathon - 48 kilometers
Hilly

An Henchou Treuz

50 km
May 01, 2017 Race day in 7 days
France / Brittany / Finistère / Plourin-lès-Morlaix
Ultramarathon - 50 kilometers
Trail

Bärenfels May Trail

53 km
May 01, 2017 Race day in 7 days
Germany / Rhineland-Palatinate / Neubrücke
Ultramarathon - 53 kilometers
Trail

PEAK Ultra Marathon

30 Miles
May 04, 2017 Race day in 10 days
USA / New England / Vermont / Pittsfield
Ultramarathon - 30 miles
Trail

Rinjani 100

100 km
May 05, 2017 Race day in 11 days
Indonesia / Senaru, Lombok, Nusa Tenggara Barat
Ultramarathon - 100 kilometers
UTMB Qualifier Trail

Rinjani 100

60 km
May 05, 2017 Race day in 11 days
Indonesia / Senaru, Lombok, Nusa Tenggara Barat
Ultramarathon - 60 kilometers
UTMB Qualifier Trail

Salomon Hammer Trail Bornholm

Salomon Hammer Trail Bornholm -100 Miles
May 05, 2017 Race day in 11 days
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 11 days
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 11 days
Madagascar / Antananarivo
Ultramarathon - 65 kilometers
UTMB Qualifier Trail Mountain Relay

Tchimbé Raid

Tchimbé Raid
May 05, 2017 Race day in 11 days
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 11 days
Madagascar / Antananarivo
Ultramarathon - 130 kilometers
UTMB Qualifier Trail Mountain Relay

Wilsons Prom 100

100km
May 06, 2017 Race day in 12 days
Australia / Victoria / Wilson's Promontory National Park
Ultramarathon - 100 kilometers
Trail

Oxfam Intermón Spain - Euskadi

May 06, 2017 Race day in 12 days
Spain / Basque Country / Vitoria-Gasteiz
Ultramarathon - 100 kilometers
Walk Charity Team Trail

Cures for the Colors

100 Mile
May 06, 2017 Race day in 12 days
USA / South Atlantic / North Carolina / Goldsboro
Ultramarathon - 100 miles