| 27 Jul 2025 |
San Francisco Marathon (Marathon|First Half|Second Half|10K) |
San Francisco, California, United States |
| 1-8 Aug 2025 |
Bigfoot 100k/40miler (40 Miler|100K) |
Cougar, Washington, United States |
| 02 Aug 2025 |
Angeles Crest (100 Mile Endurance Run) |
Wrightwood, California, United States |
| 02 Aug 2025 |
El Vaquero Loco (25k |50K) |
Afton, Wyoming, United States |
| 02 Aug 2025 |
Angel Creek 50 Miler (50 Miler) |
Fairbanks, Arkansas, United States |
| 02 Aug 2025 |
Canadian Death Race (125 km) |
Grande Cache, Alberta, Canada |
| 02 Aug 2025 |
HURL Elkhorn (50 Mile|50 K) |
Helena, Montana, United States |
| 02 Aug 2025 |
Badger 100 (100 Miler) |
Belleville, Wisconsin, United States |
| 02 Aug 2025 |
Sheep Mountain (50 Miler) |
Fairplay, Colorado, United States |
| 02 Aug 2025 |
Volcanic (50K) |
Cougar, Washington, United States |
| 02 Aug 2025 |
Flirt with Dirt (10K|5K) |
Northville, Michigan, United States |
| 02 Aug 2025 |
Waldo (100K) |
Oakridge, Oregon, United States |
| 02 Aug 2025 |
Riley Park Trail Races (Half Marathon|5k|10 Miler|10k|30k) |
Coto De Caza, California, United States |
| 02 Aug 2025 |
Oakadoke Trail Runs (9 Mile|18 Mile|4 Mile) |
Valparaiso, Indiana, United States |
| 03 Aug 2025 |
Skyline 50k Endurance Run (50K) |
Castro Valley, California, United States |
| 08 Aug 2025 |
Bigfoot 200 (200 Miler) |
Mount Saint Helens, Washington, United States |
| 08 Aug 2025 |
Fat Dog 120 (120 Miler|40 Miler|100k|50 Miler) |
Manning Park, British Columbia, Canada |
| 8-9 Aug 2025 |
Swiss Alps 100 (Vertical|Kids Run|160KM|50KM|Matterhorning|Matterhorning (full)|binn - grengiols current|binn - grengiols new|100KM) |
Fiesch, Valais, Switzerland |
| 8-9 Aug 2025 |
Run Baileys (Half Marathon|Kids Race|5K) |
Millfield, Ohio, United States |
| 09 Aug 2025 |
Ultra Great Britain (215 Miles) |
Portpatrick, Scotland, United Kingdom |