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 338 races.

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338 races

Delano Park

Delano Park 12 Hour Run
March 04, 2017 Race day in 5 days
USA / East South Central / Alabama / Decatur
X-hour race - 12 hours
Relay

Lake to Lake Team Relay & Ultra

March 04, 2017 Race day in 5 days
USA / Mountain Region / Utah / Gunlock
X-hour race - 50 miles
Relay

A Stroll In Central Park Endurance Runs

A Stroll In Central Park 12-Hour Endurance Run
March 11, 2017 Race day in 12 days
USA / South Atlantic / Georgia / Cumming
X-hour race - 12 hours
Flat Road Running

A Stroll In Central Park Endurance Runs

A Stroll In Central Park 6-Hour Endurance Run
March 11, 2017 Race day in 12 days
USA / South Atlantic / Georgia / Cumming
X-hour race - 6 hours
Flat Road Running

Vegas Moonlight Ultra

Vegas Moonlight Ultra 12hr Run
March 11, 2017 Race day in 12 days
USA / Mountain Region / Nevada / Floyd Lamb Park, Las Vegas
X-hour race - 12 hours
Charity Night Relay

Vegas Moonlight Ultra

Vegas Moonlight Ultra 24hr Run
March 11, 2017 Race day in 12 days
USA / Mountain Region / Nevada / Floyd Lamb Park, Las Vegas
X-hour race - 24 hours
Charity Night Relay

Vegas Moonlight Ultra

Vegas Moonlight Ultra 6hr Run
March 11, 2017 Race day in 12 days
USA / Mountain Region / Nevada / Floyd Lamb Park, Las Vegas
X-hour race - 6 hours
Charity Night Relay

Vegas Moonlight Ultra

Vegas Moonlight Ultra 12hr Run Sunlight
March 12, 2017 Race day in 13 days
USA / Mountain Region / Nevada / Floyd Lamb Park, Las Vegas
X-hour race - 12 hours
Charity

Vegas Moonlight Ultra

Vegas Moonlight Ultra 6hr Run Sunlight
March 12, 2017 Race day in 13 days
USA / Mountain Region / Nevada / Floyd Lamb Park, Las Vegas
X-hour race - 6 hours
Charity Relay

Lost Runners 24

March 18, 2017 Race day in 19 days
USA / South Atlantic / North Carolina / Reidsville
X-hour race - 24 hours
Relay

Lhotse 24-Hour Endurance Challenge

March 18, 2017 Race day in 19 days
USA / West South Central / Oklahoma / Owasso
X-hour race - 24 hours
Track Flat Fun Relay

Pickled Feet 24/12/6 Hour Runs

Pickled Feet 48 Hour Run
March 23, 2017 Race day in 24 days
USA / Mountain Region / Idaho / Eagle Island State Park
X-hour race - 48 hours
Flat Relay

Pickled Feet 24/12/6 Hour Runs

Pickled Feet 12 Hour Night Run
March 24, 2017 Race day in 25 days
USA / Mountain Region / Idaho / Eagle Island State Park
X-hour race - 12 hours
Flat

Pickled Feet 24/12/6 Hour Runs

Pickled Feet 24 Hour Run
March 24, 2017 Race day in 25 days
USA / Mountain Region / Idaho / Eagle Island State Park
X-hour race - 24 hours
Flat

Pickled Feet 24/12/6 Hour Runs

Pickled Feet 6 Hour Night Run
March 24, 2017 Race day in 25 days
USA / Mountain Region / Idaho / Eagle Island State Park
X-hour race - 6 hours
Flat