Obstacle race Race Calendar in United States

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

The TugMudDare Adventure Run

Turin, New York, United States

Obstacle race

1.5K 5K +3

May

16

Superhero 5k, Vol. XIII

Athens, Ohio, United States

Running Obstacle race

5K 0.2K

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

09

Newbsanity Mud Gauntlet

Binghamton, New York, United States

Obstacle race

5.6K

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

Battle Run Benefiting A Soldier’s Child Foundation

Lewisburg, Tennessee, United States

Trail running Obstacle race

Marathon Half-Marathon 5K 6.4K +5

May

02

VOG Guardian Run

Bandera, Texas, United States

Obstacle race

1K 2.4K