| 28 Feb 2026 |
Moab's Red Hot 50+ (55K|33K) |
Moab, Utah, United States |
| 01 Mar 2026 |
Napa Valley Marathon & Half (Marathon) |
Napa Valley, California, United States |
| 5-7 Mar 2026 |
TransGranCanaria (46K|21K|126K|84K) |
Agaeta, Las Palmas, Spain |
| 07 Mar 2026 |
Siuslaw Dunes (50K|20 Miler|12K) |
Florence, Oregon, United States |
| 07 Mar 2026 |
Rock/Creek Stump Jump (50K) |
Chattanooga, Tennessee, United States |
| 07 Mar 2026 |
Catalina Island Marathon (Marathon|10K|5K) |
Avalon, California, United States |
| 07 Mar 2026 |
Antelope Canyon (100 Miler) |
Page, Arizona, United States |
| 07 Mar 2026 |
Seneca Creek Greenway Trail Marathon, 50K & Relay (50k) |
Gaithersburg, Maryland, United States |
| 08 Mar 2026 |
Shamrocks & Shenanigans (1K|5K) |
Ann Arbor, Michigan, United States |
| 13-14 Mar 2026 |
Mid South (50K Run|Half Marathon|100 Mile Ride|50 Mile Ride) |
Stillwater, Oklahoma, United States |
| 14 Mar 2026 |
Singletrack Stampede (10K|22K) |
Calabasas, California, United States |
| 14 Mar 2026 |
Old West 50k, Marathon, and Half Marathon (Marathon|Half Marathon|50k) |
Julian, California, United States |
| 14 Mar 2026 |
Marin Ultra Challenge (50 Miler|50K) |
Marin, California, United States |
| 14 Mar 2026 |
Nine Trails 35 Mile Endurance Run (Half 17 Miler|35 Miler) |
Santa Barbara, California, United States |
| 14 Mar 2026 |
Ruck a Chuck 50k (50K) |
Foresthill, California, United States |
| 14 Mar 2026 |
Mesquite Canyon Trail Runs (30K|1/2 Marathon|50K|50 Miler|8K) |
Waddell, Arizona, United States |
| 15 Mar 2026 |
Los Angeles Marathon (Marathon) |
Los Angeles, California, United States |
| 20-22 Mar 2026 |
Big Alta (28K|50K|100k) |
Lucas Valley, California, United States |
| 21 Mar 2026 |
Northburn 100 (100 Miles) |
Pisa Moorings, Auckland, New Zealand |
| 21 Mar - 27 Jun 2026 |
Whiting Ranch Trail Races (30k|10K|6k|Half Marathon ) |
Trabuco Canyon, California, United States |