| 331 | 12 Jul 25 | 2025 Diamond in the Rough Triathlon | triathlon | Perryville, MD |
| 332 | 06 Sep 25 | 2025 Diamond Tri Your Best Triathlon . . | triathlon | Newport, WA |
| 333 | 02 Aug 25 | 2025 DINO Gravel Triathlon | triathlon | Terre Haute, IN |
| 334 | 04 Oct 25 | 2025 Dirty Yeti Gravel Triathlon . . | triathlon | Cambridge, OH |
| 335 | 09 Aug 25 | 2025 Dog Days 5K Run/Walk | 5K | Marietta, GA |
| 336 | 23 Aug 25 | 2025 Dog Days of Summer 5k/10k | 10K/5K | Warrenton, VA |
| 337 | 22 Nov 25 | 2025 Dominion Valley Country Club Turkey Trot | 5K | Haymarket, VA |
| 338 | 26 Jul 25 | 2025 Donner Lake Sprint & Kids Triathlon (Saturday) | triathlon | Truckee, CA |
| 339 | 13 Jul 25 | 2025 Door County Half Iron Triathlon - Sunday | triathlon | Egg Harbor, WI |
| 340 | 12 Jul 25 | 2025 Door County Sprint Triathlon - Saturday | triathlon | Egg Harbor, WI |
| 341 | 14 Sep 25 | 2025 Dover Sherborn Boosters Triathlon | triathlon | Dover-Sherborn, MA |
| 342 | 26 Jul 25 | 2025 DQ Laurel Lake Triathlon | triathlon | Millville, NJ |
| 343 | 24 Aug 25 | 2025 DQ Medford Lakes Colony Triathlon, Duathlon, & Aquabike | triathlon | Medford Lakes, NJ |
| 344 | 06 Sep 25 | 2025 DQ Pine Barrens Olympic Triathlon | triathlon | Shamong, NJ |
| 345 | 05 Jul 25 | 2025 DQ Vincentown Triathlon | triathlon | Vincentown, NJ |