Obstacle race Race Calendar

May

18

Hyrox test

Newport News, Virginia, United States

Obstacle race

8K

May

17

Mutts & Mayhem

Greenfield, Massachusetts, United States

Obstacle race

2.4K

May

17

Tough Tiger

Barrington, Rhode Island, United States

Obstacle race

2.4K

May

16

Gladiator Assault Challenge

Boone, Iowa, United States

Obstacle race

9.7K 5K +56

May

16

Superhero 5k, Vol. XIII

Athens, Ohio, United States

Running Obstacle race

5K 0.2K

May

16

The TugMudDare Adventure Run

Turin, New York, United States

Obstacle race

1.5K 5K +3

May

09

Newbsanity Mud Gauntlet

Binghamton, New York, United States

Obstacle race

5.6K

May

09

The JEF Challenge Obstacle Run

West Jordan, Utah, United States

Obstacle race

4K

May

09

14th Annual Mudder's Day Madness Mud Run 5K & Fun Run 2026

Maryville, Tennessee, United States

Obstacle race

5K 1.6K

May

02

Dark Ages Night Obstacle Race

Mchenry, Illinois, United States

Obstacle race

5K +9

May

02

Run Wild Races XII: Run for Tortoises Spring 2026 @ Metro Richmond Zoo

Moseley, Virginia, United States

Running Obstacle race Walking

1.6K 5K 3.2K +1

May

02

Red Dirt Mud Run

Nacogdoches, Texas, United States

Obstacle race

5K