| 13 Apr 2024 |
Oriflamme 50k (50km) |
Julian, California, United States |
| 13 Apr 2024 |
Woodside/Purisima Creek Crossover (35K|50K) |
Redwood City, California, United States |
| 13 Apr 2024 |
Zion Ultras (50 K|Half Marathon|100 Mile|100 K) |
Virgin, Utah, United States |
| 13 Apr 2024 |
Chester Ultra 100 (100 Miles) |
Waverton, England, United Kingdom |
| 13 Apr 2024 |
Lake Sonoma 50 (50 Miler) |
Healdsburg, California, United States |
| 13 Apr 2024 |
South Downs Way 50 (50 Miles) |
Worthing, England, United Kingdom |
| 13 Apr 2024 |
Dirty Kiln Trail Races - REVERSE (Short Course - 10K|Long Course - (Second Loop aka The Back Half)) |
Hollidaysburg, Pennsylvania, United States |
| 13 Apr 2024 |
Two Oceans Marathon (56K|Half Marathon) |
Cape Town, Western Cape, South Africa |
| 13 Apr 2024 |
Rattler Trail Races (25K|10K) |
Colorado Springs, Colorado, United States |
| 14 Apr 2024 |
Peterson Ridge Rumble (40 Miler|20 Miler) |
Sisters, Oregon, United States |
| 14 Apr 2024 |
Bend Marathon (Marathon) |
Bend, Oregon, United States |
| 15 Apr 2024 |
Boston Marathon (Marathon) |
Boston, Massachusetts, United States |
| 19 Apr 2024 |
Double Top 100 Stone Anvil (100 Miler) |
Hasslers Mill, Georgia, United States |
| 20 Apr 2024 |
Royal Gorge Groove (20K|50K|5K|12.5K|30K) |
Buckskin Joe, Colorado, United States |
| 20 Apr 2024 |
Yakima Skyline Rim 50k (50K) |
Ellensburg, Washington, United States |
| 20-21 Apr 2024 |
Hogeye Marathon (5K|Marathon|Half Marathon|10K) |
Springdale, Arkansas, United States |
| 20 Apr 2024 |
Hyner Trail Challenge (25K|50K) |
Hyner, Pennsylvania, United States |
| 20 Apr 2024 |
Leona Divide (50 Miler|30k|100 mile |50k|100K) |
Lake Hughes, California, United States |
| 20 Apr 2024 |
Sinister Night Runs (6K|27K|18K|9K|54K) |
Pinal County, Arizona, United States |
| 20 Apr 2024 |
Zane Grey (100K) |
Pine, Arizona, United States |