2017 - 2018 Flat X-hour race Calendar

Browse our Calendar for X-hour races (races where the duration is fixed) organized around the world bearing the tag Flat among 24 races.

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24 races

Christmas In July 5K/10K, 6/12/24-Hour Races

12-Hour
July 14, 2017 Race day in 19 days
USA / East North Central / Illinois / Lisle
X-hour race - 12 hours
Flat Fun Urban Trail Night Fast

Christmas In July 5K/10K, 6/12/24-Hour Races

24-Hour
July 14, 2017 Race day in 19 days
USA / East North Central / Illinois / Lisle
X-hour race - 24 hours
Flat Fun Urban Trail Night Fast

Christmas In July 5K/10K, 6/12/24-Hour Races

6-Hour
July 15, 2017 Race day in 20 days
USA / East North Central / Illinois / Lisle
X-hour race - 6 hours
Flat Fun Urban Trail Night Fast

24H de Villenave d'Ornon

12H de Villenave d'Ornon
September 02, 2017 Race day in 2 months
France / Aquitaine / Gironde / Villenave d'Ornon
X-hour race - 12 hours
Flat Night

24H de Villenave d'Ornon

24H de Villenave d'Ornon
September 02, 2017 Race day in 2 months
France / Aquitaine / Gironde / Villenave d'Ornon
X-hour race - 24 hours
Flat Relay

24H de Villenave d'Ornon

6H de Villenave d'Ornon
September 02, 2017 Race day in 2 months
France / Aquitaine / Gironde / Villenave d'Ornon
X-hour race - 6 hours
Flat

Olander Relay — Dave's 24 Hour Endurance Challenge

September 03, 2017 Race day in 2 months
USA / East North Central / Ohio / Sylvania Township
X-hour race - 24 hours
Flat

American Heroes Run

American Heroes 24H Run
September 09, 2017 Race day in 3 months
USA / Mountain Region / Colorado / Longmont
X-hour race - 24 hours
Flat Trail

Long Run in the Meadow 24 Hour Race

No race in 2017
United Kingdom / England / Somerset / Longrun Meadow, Taunton
X-hour race - 24 hours
Flat Relay

Flatlanders

Flatlanders 12 hour run
September 04, 2016 The race has already taken place.
USA / West North Central / Missouri / Fenton City Park
X-hour race - 12 hours
Flat St Louis Ultrarunners Group (SLUG)

Flatlanders

Flatlanders 6 hour run
September 04, 2016 The race has already taken place.
USA / West North Central / Missouri / Fenton City Park
X-hour race - 6 hours
Flat St Louis Ultrarunners Group (SLUG)

American Heroes Run

American Heroes 9-Hour 11-Minute Run
September 10, 2016 The race has already taken place.
USA / Mountain Region / Colorado / Longmont
X-hour race - 9.110 hours
Flat Trail