2017 - 2018 North America X-hour race Calendar

Browse our Calendar for X-hour races (races where the duration is fixed) organized in North America among 341 races.

341 races

Hinson Lake 24 Hour Ultra

September 30, 2017 Race day in 4 days
USA / South Atlantic / North Carolina / Rockingham
X-hour race

Roanoke Endurance Team RunCross 1 hour race

September 30, 2017 Race day in 4 days
USA / South Atlantic / Virginia / Roanoke
X-hour race
Charity

3rd Annual Be Brave For Life Hike-A-Thon

October 01, 2017 Race day in 5 days
USA / New England / Vermont / Rupert
X-hour race
Charity

Joe English Twilight Challenge

October 07, 2017 Race day in 11 days
USA / New England / New Hampshire / Amherst
X-hour race
Trail Night

The Dirt Circuit

October 07, 2017 Race day in 11 days
USA / East South Central / Tennessee / Panther Creek State Park, Morristown
X-hour race
Trail Dirty Bird Events Relay

The Dirt Circuit

October 07, 2017 Race day in 11 days
USA / East South Central / Tennessee / Panther Creek State Park, Morristown
X-hour race
Trail Dirty Bird Events Relay

SMF Choir Quartet Relay

October 14, 2017 Race day in 18 days
USA / East North Central / Ohio / Stow
X-hour race
Charity Relay

SMF Choir Quartet Relay

October 14, 2017 Race day in 18 days
USA / East North Central / Ohio / Stow
X-hour race
Charity Relay

The Fred Von Der Heydt Memorial 6 Hour 60th Birthday Run

October 15, 2017 Race day in 19 days
USA / Mid-Atlantic / New York / Kings Park
X-hour race

24 the Hard Way

October 20, 2017 Race day in 24 days
USA / West South Central / Oklahoma / Oklahoma City
X-hour race
Trail

24 the Hard Way

October 20, 2017 Race day in 24 days
USA / West South Central / Oklahoma / Oklahoma City
X-hour race
Road Running

24 the Hard Way

October 21, 2017 Race day in 25 days
USA / West South Central / Oklahoma / Oklahoma City
X-hour race
Trail Relay
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