| 02 May 2026 |
Collegiate Peaks Trail Run (25 Miler|50 Miler) |
Buena Vista, Colorado, United States |
| 02 May 2026 |
Thames Path 100 (100 Miles) |
London, England, United Kingdom |
| 02 May 2026 |
Miwok 100k (100k) |
Stinson Beach, California, United States |
| 02 May 2026 |
McDonald Forest 50k (50K) |
Benton County, Oregon, United States |
| 03 May 2026 |
BMO Vancouver Marathon (Half Marathon|Marathon) |
Vancouver, British Columbia, Canada |
| 03 May 2026 |
Flying Pig Marathon (Marathon|Half|10K) |
Cincinnati, Ohio, United States |
| 03 May 2026 |
Verdugo Mountains 10k (10k) |
Glendale, California, United States |
| 03 May 2026 |
Breakneck Point Trail Runs (21K|42K) |
Beacon, New York, United States |
| 03 May 2026 |
Sisters Country (Half Marathon|50K) |
Sisters, Oregon, United States |
| 4-8 May 2026 |
Cocodona (Sedona Canyons 125|Elden Crest 36|Cocodona 250) |
Rock Springs, Arizona, United States |
| 08 May 2026 |
Hightail to Ale (5K) |
Detroit, Michigan, United States |
| 08 May 2026 |
San Diego 100 (100 Miler) |
Lake Cuyamaca, California, United States |
| 08 May 2026 |
Hellbender 100 (100-Miler) |
Old Fort, North Carolina, United States |
| 08 May 2026 |
Tillamook Burn Trail Run (50K) |
Tillamook State Forest, Oregon, United States |
| 09 May 2026 |
Ice Age Trail Endurance Runs (50k|Half Marathon|50 Miler) |
La Grange, Wisconsin, United States |
| 09 May 2026 |
Yosemite Half Marathon (Half Marathon) |
Yosemite National Park, California, United States |
| 09 May 2026 |
Survival of the Fittest 18k (18k) |
Squamish, British Columbia, Canada |
| 09 May 2026 |
Survival of the Fittest 35k (35k) |
Squamish, British Columbia, Canada |
| 09 May 2026 |
Quicksilver (100K|50K) |
San Jose, California, United States |
| 09 May 2026 |
Thunderbunny Trail Races (25K|11K|50K) |
Athens, Ohio, United States |