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.

3,440 races

Hilo To Volcano 50k Ultra Marathon and Relay

50K Solo
01/06/2018 - 06:00
North America / USA / Pacific / Hawaii / Hilo
Ultramarathon
Road Running Mountain Solo

Hilo To Volcano 50k Ultra Marathon and Relay

50K Relay
01/06/2018
North America / USA / Pacific / Hawaii / Hilo
Ultramarathon
Road Running Relay

La Corsa della Bora

S1 TRAIL - LA CORSA DELLA BORA
01/06/2018 - 07:30
Europe / Southern Europe / Italy / Friuli-Venezia Giulia / Portopiccolo Sistiana
Ultramarathon
Snow Mountain Trail Running Mountain

Narrabeen All Nighter

Narrabeen All Nighter 100 km
01/06/2018 - 20:00
Oceania / Australia and New Zealand / Australia / New South Wales / Narrabeen
Ultramarathon
Night Race Road Running

PSV Winterlaufserie 9

8. Lauf PSV Winterlaufserie 50 KM
01/06/2018 - 14:30
Europe / Western Europe / Germany / Lower Saxony / Holzminden
Ultramarathon
Running

PSV Winterlaufserie 9

8. Lauf PSV Winterlaufserie 100 KM
01/06/2018 - 14:30
Europe / Western Europe / Germany / Lower Saxony / Holzminden
Ultramarathon
Running

Salem Lake Shore Frosty Fifty

50K Relay
01/06/2018 - 08:00
North America / USA / South Atlantic / North Carolina / Winston-Salem
Ultramarathon
Seaside / Lakeside Running Relay

Salem Lake Shore Frosty Fifty

50K
01/06/2018
North America / USA / South Atlantic / North Carolina / Winston-Salem
Ultramarathon
Seaside / Lakeside Trail Running Solo

Salem Lakeshore Frosty Fifty 50k, 25k, and 50k Relay

Salem Lakeshore Frosty 50k Relay
01/06/2018 - 08:00
North America / USA / South Atlantic / North Carolina / Winston Salem
Ultramarathon
Trail Running

Salem Lakeshore Frosty Fifty 50k, 25k, and 50k Relay

Salem Lakeshore Frosty 50k
01/06/2018 - 08:00
North America / USA / South Atlantic / North Carolina / Winston Salem
Ultramarathon
Running

San Tan Scramble Trail Runs

50K
01/06/2018 - 07:00
North America / USA / Mountain Region / Arizona / Queen Creek
Ultramarathon
Trail Running

Watchung Winter Ultra and Trail Races

50K
01/06/2018 - 08:00
North America / USA / Mid-Atlantic / New Jersey / Mountainside
Ultramarathon
Trail Running
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