| 10441 | 10 Oct 26 | Bubble Run | Irvine 2026 | 5K | Silverado, CA |
| 10442 | 10 Oct 26 | 2026 Memorial Hermann 10 for Texas, 3.1 Armadillo Run (5K) & One 4 Texas Kids' Fun Run | 5K | The Woodlands, TX |
| 10443 | 11 Oct 26 | ARMY TEN-MILER ★ 2026 | 10 Mile | Washington, DC |
| 10444 | 11 Oct 26 | Southernmost Half Marathon and 10k | ['Half Marathon'/ '10K'] | Key West, FL |
| 10445 | 17 Oct 26 | SPACEROCK Trail Race | 5K/10K/13.1 | Agua Dulce, CA |
| 10446 | 17 Oct 26 | Chino Grinder | 108, 63, 45, 23 Miles | Chino Valley, AZ |
| 10447 | 17 Oct 26 | Wine Run at Sakonnet Vineyard | 5K/Trail Run | Little Compton, RI |
| 10448 | 17 Oct 26 | 2026 Wicked Wine Run Paso Robles | 1K/5K | Paso Robles, CA |
| 10449 | 18 Oct 26 | 2026 Ironman California (Sacramento) 140.6 | triathlon | Sacramento, CA |
| 10450 | 18 Oct 26 | 2026 Cal Tri LA | triathlon | Playa del Rey, CA |
| 10451 | 18 Oct 26 | 2026 Fall Run for the Wounded 5k/10k/Half | 10K/13.1/5K | Triangle, VA |
| 10452 | 18 Oct 26 | Fort De Soto Triathlon Series #4 | ['13.5M'/ '13.7M'/ '26.7M'/ '20.5M'/ '10.3M'/ 'Triathlon'/ 'Ultra'] | St. Petersburg, FL |
| 10453 | 23 Oct 26 | 2026 Alpha Win Napa Valley - FALL | triathlon | Napa, CA |
| 10454 | 24 Oct 26 | Salt Creek 24 | 24-hour/Last Runner Standing/Ultra/relay | Port Angeles, WA |
| 10455 | 24 Oct 26 | Run Ocean Isle Beach 26 | 1M/5K/10K/13.1 | Ocean Isle Beach, NC |