Worldwide 2018 – 2019 Ultramarathon Calendar

Looking for a comprehensive guide to 2018 – 2019 ultramarathons organized around the world? You can browse our list of half marathons or filter down the selection to a specific location, month or type of race. You’ll find iconic 100 milers, shorter races to test yourself in the ultra world, road races, mountain races, races in deserts. The diversity of ultra races is really amazing.

We consider any race longer than 42.195km or 26.1mi to be an ultramarathon if it is run in a single stage. If you’re looking for races that have a specific fixed duration (ex : 24hr races), you can check the X-hour race calendar. If you like races run on several stages across several days, check our Multiday race calendar

If you’re looking for new 2013 – 2014 ultramarathons to compete in, this is the place to start searching. More than 1,800 ultramarathons are listed in over 75 countries around the world.

3,439 races

South Downs Way 50

04/08/2017 - 09:00
Europe / Northern Europe / United Kingdom / England / East Sussex / Eastbourne
Ultramarathon
UTMB Qualifier Trail Running Hilly

Spaceport America Relay Race

04/08/2017 - 08:00
North America / USA / Mountain Region / New Mexico / Truth or Consequences
Ultramarathon
Running

Squak Mountain 12K, Half-Marathon and 50K Trail Run

Squak Mountain 50K Trail Run
04/08/2017 - 08:30
North America / USA / Pacific / Washington / Issaquah
Ultramarathon
Mountain Trail Running Mountain

The ONER

The ONER Half Day Section
04/08/2017 - 12:00
Europe / Northern Europe / United Kingdom / England / Dorset / Lyme Regis
Ultramarathon
Trail Running Hilly

The ONER

The ONER
04/08/2017 - 12:00
Europe / Northern Europe / United Kingdom / England / Dorset / Lyme Regis
Ultramarathon
UTMB Qualifier Trail Running

(un)Pleasant Hill Trail Runs

50K
04/08/2017
North America / USA / East South Central / Kentucky / Harrodsburg
Ultramarathon
Running

Zumbro 100

Zumbro Midnight 50 Mile
04/08/2017 - 00:01
North America / USA / West North Central / Minnesota / Zumbro Falls
Ultramarathon
Night Race Trail Running

Le Grand Défi des Vosges

Le Défi des Seigneurs
04/09/2017 - 07:00
Europe / Western Europe / France / Alsace / Bas-Rhin / Niederbronn-les-Bains
Ultramarathon
Mountain UTMB Qualifier Trail Running Mountain

Maratón Montaña Valencia (Ma MoVa)

Maraton Montaña Valencia
04/09/2017 - 08:30
Europe / Southern Europe / Spain / Valencian Community / Andilla
Ultramarathon
Mountain UTMB Qualifier Trail Running Mountain

Mountains-to-Sea Trail 12M & 50K Challenge

50-KM
04/09/2017 - 07:00
North America / USA / South Atlantic / North Carolina / Raleigh
Ultramarathon
Trail Running

Mt Mee Classic Trail Marathon

Classic Marathon Solo
04/09/2017
Oceania / Australia and New Zealand / Australia / Queensland / Dayboro
Ultramarathon
Trail Running

Mt Mee Classic Trail Marathon

Marathon relay
04/09/2017
Oceania / Australia and New Zealand / Australia / Queensland / Dayboro
Ultramarathon
Trail Running
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