2017 - 2018 X-hour race Calendar

Browse our Calendar for X-hour races (races where the duration is fixed) organized around the world among 637 races.

637 races

Brazil Multiday Ultra Challenge

10 days
July 27, 2017 Race day in about 1 month
Brazil / Sao José dos Campos
X-hour race - 10 days

Helsinki Ultra Run

12H
September 02, 2017 Race day in 2 months
Finland / Southern Finland / Helsinki
X-hour race - 12 hours

24 Heures de Saint Fons

12H
April 15, 2017 The race has already taken place.
France / Rhône-Alpes / Rhône / Saint-Fons
X-hour race - 12 hours

Alaska Endurance Trail Run

12H
June 03, 2017 The race has already taken place.
USA / Pacific / Alaska / Fairbanks
X-hour race - 12 hours
Trail

Princes Park Running Festival

12H
April 01, 2017 The race has already taken place.
Australia / Victoria / Princes Park, Parkville
X-hour race - 12 hours
Charity Urban Trail

Riverbank One Day Classic

12 H
February 25, 2017 The race has already taken place.
USA / Pacific / California / Riverbank
X-hour race - 12 hours
Charity

RUNFEST BÉKÉSCSABA 12h,6h,Marathon,Halfmarathon,10km,2km

12 H
July 22, 2017 Race day in 27 days
Hungary / Békéscsaba
X-hour race - 12 hours

Running with the Devil

12 H
June 17, 2017 The race has already taken place.
USA / Mid-Atlantic / New Jersey / Vernon
X-hour race - 12 hours
NJ Trail Series Trail

Equinox Endurance

June 17, 2017 The race has already taken place.
USA / Mid-Atlantic / New Jersey / Titusville
X-hour race - 12 hours

S24H

12 H
September 23, 2017 Race day in 3 months
Romania / Timișoara
X-hour race - 12 hours

Dirty Girls

12 H Day
July 23, 2016 The race has already taken place.
Canada / Ontario / Mansfield
X-hour race - 12 hours

12h de Gourdon

October 01, 2016 The race has already taken place.
France / Midi-Pyrénées / Lot / Gourdon
X-hour race - 12 hours