| 211 | 12 Oct 25 | 2025 Block Island Half Marathon | Half Marathon | Block Island, RI |
| 212 | 10 May 25 | 2025 Block Island Shad Bloom 10 K Trail Run | 10K | Block Island, RI |
| 213 | 02 Aug 25 | 2025 Block Island Triathlon | triathlon | Block Island, RI |
| 214 | 18 May 25 | 2025 BoFish Triathlon | triathlon | Trumbull, CT |
| 215 | 02 Aug 25 | 2025 Boiling Springs Triathlon | triathlon | Boiling Springs, PA |
| 216 | 12 Oct 25 | 2025 Bolivar Live Triathlon | triathlon | Port Bolivar, TX |
| 217 | 30 Aug 25 | 2025 Bonney Lake Triathlon | triathlon | Bonney Lake, WA |
| 218 | 19 Apr 25 | 2025 Booking It Through the Bluff Triathlon & 10K . . | triathlon | Hokes Bluff, AL |
| 219 | 02 Aug 25 | 2025 Booster Bash Tri & 5K | triathlon | Salem, IL |
| 220 | 17 Aug 25 | 2025 Boston Triathlon ~ Results | triathlon | Boston, MA |
| 221 | 12 Jul 25 | 2025 Bottomless Triathlon | triathlon | Roswell, NM |
| 222 | 13 Jul 25 | 2025 Boulder Peak Triathlon | triathlon | Boulder, CO |
| 223 | 05 Jun 25 | 2025 Boulder Stroke & Stride - June 5 | triathlon | Boulder, CO |
| 224 | 29 Jun 25 | 2025 Boulder Sunrise Triathlon | triathlon | Boulder, CO |
| 225 | 23 Aug 25 | 2025 Boulder Sunset Triathlon | triathlon | Boulder, CO |