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.

3,913 races

Raid Nocturne Le Puy-Firminy

Raid Nocturne Le Puy-Firminy
2018-11-18 - 00:00
Europe / Western Europe / France / Auvergne-Rhône-Alpes / Haute-Loire / Le Puy en Velay
Ultramarathon
Night Race Trail Running Hilly Solo

Tel Est Ton Trail

44 km
2018-11-18 - 08:00
Europe / Western Europe / France / Normandy / Manche / La Glacerie
Ultramarathon
Trail Running Solo

Trail Amigos da Montanha

Trail AM
2018-11-18
Europe / Southern Europe / Portugal / Barcelos
Ultramarathon
Mountain Trail Running Mountain Solo

Trail Uewersauer

Team Trail
2018-11-18 - 08:45
Europe / Western Europe / Luxembourg / Heiderscheid
Ultramarathon
Trail Running Hilly Relay

Trail Uewersauer

Trail
2018-11-18 - 08:45
Europe / Western Europe / Luxembourg / Heiderscheid
Ultramarathon
Trail Running Hilly Solo

Tweed Valley Forest Ultra Trail

2018-11-18 To be confirmed
Europe / Northern Europe / United Kingdom / Scotland / Scottish Borders / Glentress Forest
Ultramarathon
Trail Running Solo

Ultra K Marathon

Ultra K Marathon
2018-11-18 - 08:15
Europe / Southern Europe / Italy / Emilia-Romagna / Salsomaggiore
Ultramarathon
Road Running Hilly Solo

Desert Ultra

2018-11-20 - 00:00
Africa / Southern Africa / Namibia / Brandberg
Ultramarathon
Desert Sand Trail Running Solo

Flying Feather

2018-11-22 - 09:00
North America / USA / East North Central / Ohio / Dublin
Ultramarathon
Road Running Solo

I Ran Marathons Gobble Gobble Thanksgiving

50K
2018-11-22
North America / USA / West South Central / Texas / San Antonio
Ultramarathon
Road Running Solo

Black Diamond 40 Miler

40 Miler
2018-11-23
North America / USA / East South Central / Tennessee / Jackson
Ultramarathon
Road Running Solo

Brokeman's #optoutside Ultra

3 loops
2018-11-23 - 07:00
North America / USA / East North Central / Ohio / McArthur
Ultramarathon
Trail Running Solo
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