| 496 | 13 Sep 26 | 2026 Tri the Rock Youth Triathlon | triathlon | Castle Rock, CO |
| 497 | 30 May 26 | 2026 Triangle Triathlon | triathlon | New Hill, NC |
| 498 | 01 Aug 26 | 2026 Triathamom Triathlon | triathlon | Riverton, UT |
| 499 | 11 Jul 26 | 2026 Tricky Trout Paddle Triathlon | triathlon | Hayward, WI |
| 500 | 24 Jul 26 | 2026 TriMillennium Kids Triathlon - FRIDAY | triathlon | Grand Rapids, MI |
| 501 | 31 May 26 | 2026 TriRidgefield Triathlon & Duathlon | triathlon | Ridgefield, CT |
| 502 | 08 Aug 26 | 2026 TriUtah East Canyon Triathlon | triathlon | Morgan, UT |
| 503 | 11 Jul 26 | 2026 TriUtah Echo Triathlon | triathlon | Coalville, UT |
| 504 | 28 Jun 26 | 2026 TriWaco Triathlon | triathlon | Waco, TX |
| 505 | 01 Aug 26 | 2026 Try-A-Tri: Preston Nielson Memorial Triathlon Festival - SATURDAY ADULTS | triathlon | Blanding, UT |
| 506 | 09 Jun 26 | 2026 Tuesday Night 5k #4 | 5K | Springfield, VA |
| 507 | 11 Aug 26 | 2026 Tuesday Night 5k #6 | 5K | Fairfax Station, VA |
| 508 | 08 Sep 26 | 2026 Tuesday Night 5k #7 | 5K | Springfield, VA |
| 509 | 13 Oct 26 | 2026 Tuesday Night 5k #8 | 5K | Springfield, VA |
| 510 | 27 Jun 26 | 2026 Tupper Lake Tinman Triathlon | triathlon | Tupper Lake, NY |