Endurance Race Calendar May

Tejas Dirt Festival

Rock Springs, Texas, United States

May 8, 2026 (Fri) – May 9, 2026

Trail running

2.4K Ultra 32.2K 16.1K +4

2026 Manion WOD - Franklin Police and Fire High School

Phoenix, Arizona, United States

May 8, 2026 (Fri)

Traverse City Trail Running Festival

Traverse City, Michigan, United States

May 8, 2026 (Fri) – May 9, 2026

Running

10K 5K 25K Ultra +8

The Sasquatch Scramble 5K/10K/ENIGMATIC 11 MILER (live or virtual)

San Francisco, California, United States

May 8, 2026 (Fri) – May 11, 2026

Running

5K 10K Half-Marathon +2

Donovan Color 5K & Bobcat Dash Run/Walk

Donovan, Illinois, United States

May 8, 2026 (Fri)

Running

5K 0.4K

Kilgour 5K

Cincinnati, Ohio, United States

May 8, 2026 (Fri)

Running

5K

Hit the Street for Little Feet 5K

Manchester-by-the-Sea, Massachusetts, United States

May 8, 2026 (Fri)

Running

5K

China Grove 5K Main Street Challenge

China Grove, North Carolina, United States

May 8, 2026 (Fri)

Running

5K 3.2K

2026 Running of the Rams 5k

Bartlett, Tennessee, United States

May 8, 2026 (Fri)

Running

5K

Mother's Day 5K, 10K & Half Marathon

Lake Zurich, Illinois, United States

May 8, 2026 (Fri) – May 10, 2026

Running

5K 10K Half-Marathon

Mizzou 5K Bubble Run

Columbia, Missouri, United States

May 8, 2026 (Fri)

Running

5K

Glow Up & Show Up

Ullin, Illinois, United States

May 8, 2026 (Fri)