Worldwide 2016 – 2017 Ultramarathon Calendar

Looking for a comprehensive guide to 2016 – 2017 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.

3,137 races

Bödefelder Hollenlauf

Bödefelder Hollenlauf 101 KM
May 27, 2017 Race day in 9 months
Germany / North Rhine-Westphalia / Bödefeld
Ultramarathon - 101 kilometers

Bödefelder Hollenlauf

Bödefelder Hollenlauf 67 KM
May 27, 2017 Race day in 9 months
Germany / North Rhine-Westphalia / Bödefeld
Ultramarathon - 67 kilometers

Boras Ultra Marathon

Boras Ultra Marathon - 100 miles
May 27, 2017 Race day in 9 months
Sweden / Göteborg
Ultramarathon - 100 miles

Boras Ultra Marathon

Boras Ultra Marathon - 45 km
May 27, 2017 Race day in 9 months
Sweden / Göteborg
Ultramarathon - 45 kilometers

Boras Ultra Marathon

Boras Ultra Marathon - 87 km
May 27, 2017 Race day in 9 months
Sweden / Göteborg
Ultramarathon - 87 kilometers

Chippewa Moraine 'A Run for the AGES'

Chippewa 50K Trail Run
May 27, 2017 Race day in 9 months
USA / East North Central / Wisconsin / New Auburn
Ultramarathon - 50 kilometers
Trail

Run Madtown

Conquer the Capital 45.5 Challenge
May 27, 2017 Race day in 9 months
USA / East North Central / Wisconsin / Madison
Ultramarathon - 45.500 miles

London 2 Brighton Challenge

First Half Challenge
May 27, 2017 Race day in 9 months
United Kingdom / England / Greater London / London
Ultramarathon - 56 kilometers
Walk

Grand Union Canal Race

May 27, 2017 Race day in 9 months
United Kingdom / England / Birmingham / Birmingham
Ultramarathon - 145 miles

London 2 Brighton Challenge

London 2 Brighton Challenge
May 27, 2017 Race day in 9 months
United Kingdom / England / Greater London / London
Ultramarathon - 100 kilometers
Walk

London 2 Brighton Challenge

Second Half Challenge
May 27, 2017 Race day in 9 months
United Kingdom / England / Greater London / London
Ultramarathon - 44 kilometers
Walk

Severn Challenge

Severn Path Ultra
May 27, 2017 Race day in 9 months
United Kingdom / England / Worcestershire / Holt Castle
Ultramarathon - 58 miles
Road Running Ultra Running Ltd

Trail de Haute Provence

Trail de Haute Provence - Marathon
May 27, 2017 Race day in 9 months
France / Provence-Alpes-Côte d'Azur / Alpes-de-Haute-Provence / Forcalquier
Ultramarathon - 45 kilometers
UTMB Qualifier Trail Mountain

Trail de Haute Provence

Trail de Haute Provence - Ultra
May 27, 2017 Race day in 9 months
France / Provence-Alpes-Côte d'Azur / Alpes-de-Haute-Provence / Forcalquier
Ultramarathon - 72 kilometers
UTMB Qualifier Trail Mountain

Grand Trail des Lacs et des Châteaux

Trail des Barjots
May 27, 2017 Race day in 9 months
Belgium / Wallonia / Lac d'Eupen
Ultramarathon - 30 kilometers
UTMB Qualifier Hilly Trail