2017 - 2018 X-hour race Calendar

Browse our Calendar for X-hour races (races where the duration is fixed) organized around the world among 632 races.

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632 races

Ultramarathon Saguenay-Lac-St-Jean

June 01, 2017 Race day in 4 days
Canada / Quebec / Saguenay
X-hour race - 36 hours
Charity Relay

Sonnenuntergangs- Sonnenaufgangslauf

June 02, 2017 Race day in 5 days
Germany / Thuringia / Apfelstädt
X-hour race - 10 hours
Road Running Night

Alaska Endurance Trail Run

12H
June 03, 2017 Race day in 6 days
USA / Pacific / Alaska / Fairbanks
X-hour race - 12 hours
Trail

Uwharrie 18

18 Hour 2 person
June 03, 2017 Race day in 6 days
USA / South Atlantic / North Carolina / Troy
X-hour race - 18 hours
Relay

Uwharrie 18

18 Hour 3 person
June 03, 2017 Race day in 6 days
USA / South Atlantic / North Carolina / Troy
X-hour race - 18 hours
Relay

Uwharrie 18

18 Hour 4 person
June 03, 2017 Race day in 6 days
USA / South Atlantic / North Carolina / Troy
X-hour race - 18 hours
Relay

Uwharrie 18

18 hour solo
June 03, 2017 Race day in 6 days
USA / South Atlantic / North Carolina / Troy
X-hour race - 18 hours

24 heures de Roche la Molière

June 03, 2017 Race day in 6 days
France / Rhône-Alpes / Loire / Roche la Molière
X-hour race - 24 hours
Relay

24 heures Trail Humblezh

June 03, 2017 Race day in 6 days
France / Brittany / Finistère / Sainte-Anne-du-Portzic
X-hour race - 24 hours
Trail Relay

Alaska Endurance Trail Run

6H
June 03, 2017 Race day in 6 days
USA / Pacific / Alaska / Fairbanks
X-hour race - 6 hours
Trail

Sri Chinmoy Self-Transcendence 6-Hour Race

June 03, 2017 Race day in 6 days
Canada / Ontario / Kingston
X-hour race - 6 hours

Uwharrie 6 Hour AR

June 03, 2017 Race day in 6 days
USA / South Atlantic / North Carolina / Troy
X-hour race - 6 hours

FANS 12 & 24 Hour Runs

FANS 12 Hour Run
June 03, 2017 Race day in 6 days
USA / West North Central / Minnesota / Minneapolis
X-hour race - 12 hours
Walk

FANS 12 & 24 Hour Runs

FANS 24 Hour Run
June 03, 2017 Race day in 6 days
USA / West North Central / Minnesota / Minneapolis
X-hour race - 24 hours
Walk

FANS 12 & 24 Hour Runs

FANS 6 Hour Run
June 03, 2017 Race day in 6 days
USA / West North Central / Minnesota / Minneapolis
X-hour race - 6 hours
Walk