2018 - 2019 Tennessee X-hour Race Race Calendar

Browse our Marathons, Half Marathons, Ultra marathons, Multiday events organized in Tennessee bearing the tag X-hour Race among 14 races.

14 races

The Dirt Circuit

The Dirt Circuit 12 Hr
2017-10-07
North America / USA / East South Central / Tennessee / Panther Creek State Park, Morristown
X-hour race
Trail X-hour Race

The Dirt Circuit

The Dirt Circuit 24 Hr
2017-10-07
North America / USA / East South Central / Tennessee / Panther Creek State Park, Morristown
X-hour race
Trail X-hour Race

Black Toe Run

12 H 4 Person Relay
2018-01-27 - 10:00
North America / USA / East South Central / Tennessee / Watertown
X-hour race
Trail X-hour Race Hilly Multiple loops Relay

Black Toe Run

12 H 2 Person Relay
2018-01-27 - 10:00
North America / USA / East South Central / Tennessee / Watertown
X-hour race
Trail X-hour Race Hilly Multiple loops Relay

Ozone Endurance Challenge

96 Hour
2018-05-30 - 10:00
North America / USA / East South Central / Tennessee / Rockwood
X-hour race
Multi terrain X-hour Race Solo

Ozone Endurance Challenge

72 Hour
2018-05-31 - 10:00
North America / USA / East South Central / Tennessee / Rockwood
X-hour race
Multi terrain X-hour Race Solo

Ozone Endurance Challenge

36 Hour
2018-06-01 - 21:00
North America / USA / East South Central / Tennessee / Rockwood
X-hour race
Multi terrain X-hour Race Solo

Ozone Endurance Challenge

48 Hour
2018-06-01 - 10:00
North America / USA / East South Central / Tennessee / Rockwood
X-hour race
Multi terrain X-hour Race Solo

Ozone Endurance Challenge

24 Hour
2018-06-02 - 09:00
North America / USA / East South Central / Tennessee / Rockwood
X-hour race
Multi terrain X-hour Race Solo

Ozone Endurance Challenge

12 Hour Night
2018-06-02 - 21:00
North America / USA / East South Central / Tennessee / Rockwood
X-hour race
Night Race Multi terrain X-hour Race Solo

Ozone Endurance Challenge

12 Hour Day
2018-06-02 - 08:00
North America / USA / East South Central / Tennessee / Rockwood
X-hour race
Multi terrain X-hour Race Solo

Ozone Endurance Challenge

6 Hour
2018-06-02 - 10:00
North America / USA / East South Central / Tennessee / Rockwood
X-hour race
Multi terrain X-hour Race Solo
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