2017 - 2018 X-hour race Calendar in August

Browse our Calendar for X-hour races (races where the duration is fixed) organized around the world during the month of August among 38 races.

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38 races

Brazil Multiday Ultra Challenge

48 hours
August 02, 2017 Race day in 5 months
Brazil / Sao José dos Campos
X-hour race - 48 hours

Brazil Multiday Ultra Challenge

24 hours
August 03, 2017 Race day in 5 months
Brazil / Sao José dos Campos
X-hour race - 24 hours

6 Ore di Curinga

6 Ore di Curinga
August 05, 2017 Race day in 5 months
Italy / Calabria / Curinga
X-hour race - 6 hours
Road Running Relay

Relais du Houblon

40min
August 24, 2017 Race day in 6 months
France / Alsace / Bas-Rhin / Haguenau
X-hour race - 40 minutes

24 Heures pour l'Autisme

24 Heures
August 25, 2017 Race day in 6 months
France / Picardy / Somme / Amiens
X-hour race - 24 hours

24 Heures pour l'Autisme

6 heures
August 25, 2017 Race day in 6 months
France / Picardy / Somme / Amiens
X-hour race - 6 hours

Green Man Midnight Express

August 25, 2017 Race day in 6 months
United Kingdom / England / Bath and North East Somerset / Norton Malreward Village
X-hour race - 12 hours
Ultra Running Ltd

Les 4 Heures de Montévrain

August 27, 2017 Race day in 6 months
France / Ile de France / Seine-et-Marne / Montévrain
X-hour race - 4 hours
Relay

Painful Elimination

August 22, 2015 The race has already taken place.
USA / East North Central / Illinois / Hudson
X-hour race - 12 hours
Trail

Marmot24

Marmot24 24-hour race
August 06, 2016 The race has already taken place.
United Kingdom / England / Cumbria / Guardhouse
X-hour race - 24 hours
Team Trail Mountain Relay

Sweltering Summer Ultra and Marathon

Sweltering Summer Ultra
August 06, 2016 The race has already taken place.
USA / New England / Massachusetts / Pittsfield
X-hour race - 8 hours
Charity BURCS Race Series

Ellenden Farm Frolic

3-Hour
August 07, 2016 The race has already taken place.
United Kingdom / England / Worcestershire / WR11 8LU
X-hour race - 3 hours

Ellenden Farm Frolic

6-Hour
August 07, 2016 The race has already taken place.
United Kingdom / England / Worcestershire / WR11 8LU
X-hour race - 6 hours

Marmot24

Marmot24 12-hour race
August 07, 2016 The race has already taken place.
United Kingdom / England / Cumbria / Guardhouse
X-hour race - 12 hours
Team Trail Mountain Relay

Marmot24

Marmot24 6-hour race
August 07, 2016 The race has already taken place.
United Kingdom / England / Cumbria / Guardhouse
X-hour race - 6 hours
Team Trail Mountain