Popular destinations: Running
37 events
Running races in May 2025: x-hour race
Parklands 6-Hour Endurance Relay
Jasper, United States
17 May, 2025 (Sat)
Running
6 hrs
Perfect PR Backyard by the Ode
Clarkston, United States
17 May, 2025 (Sat)
Running
3 hrs
Relais pour la vie 73 - Savoie
La Motte-Servolex, France
17 May, 2025 (Sat)
Running
24 hrs
Tommyknocker 12-Hour & The Mine Shaft Half
Divide, United States
17 May, 2025 (Sat)
Running
12 hrs, 24 hrs
This event also offers:Trail running
Recommended for you
See moreTallinn Grit
Tallinn, Estonia
18 May, 2025 (Sun)
Running
1 hrs, 2 hrs, 4 hrs, 5 hrs
This event also offers:Nordic walking
Loop the Lemur at the Ross Park Zoo
Binghamton, United States
18 May, 2025 (Sun)
Running
1 hrs, 2 hrs, 6 hrs
OVERNIGHT Rat Race - UNSANCTIONED
Springfield, United States
23 May, 2025 (Fri)
Running
4 hrs, 6 hrs
Bubbletown What The Duck Ultra
Boiling Springs, United States
24 May, 2025 (Sat)
Running
12 hrs
Sri Chinmoy 7 & 13 Hour Solo and Team Ultra
Seattle, United States
24 May, 2025 (Sat)
Running
7 hrs, 13 hrs
The Ol' College Try 24 Hour Ultra
Denver, United States
24 May, 2025 (Sat)
Running
6 hrs, 12 hrs, 24 hrs