| 15241 | 21 Sep 25 | 2025 Ride Row Run | triathlon | Maupin, OR |
| 15242 | 20 Sep 25 | 2025 Rexburg Rush Triathlon | triathlon | Rexburg, ID |
| 15243 | 17 Aug 25 | 2025 Rex Wellness Triathlon - NW Cary | triathlon | Cary, NC |
| 15244 | 27 Sep 25 | 2025 Rev3 Mighty Matapeake Beach Triathlon | triathlon | Stevensville, MD |
| 15245 | 20 Jul 25 | 2025 Reston Youth Triathlon | triathlon | Reston, VA |
| 15246 | 07 Sep 25 | 2025 Reston Olympic Triathlon | triathlon | Reston, VA |
| 15247 | 06 Dec 25 | 2025 Reindeer Run 5K/Egg Nog 1 Mile (1 Mile - Noon, 5K - 12:30 pm) | 5K | Villa Rica, GA |
| 15248 | 14 Dec 25 | 2025 Reindeer Romp 5k/10k | 10K/5K | Washington, DC |
| 15249 | 26 Jul 25 | 2025 RavineMan / Ravine Lake Triathlon | triathlon | Huron, SD |
| 15250 | 04 Dec 25 | 2025 Rat Race City to Sea . . | triathlon | Key Biscayne, FL |
| 15251 | 16 Aug 25 | 2025 Random Row Brewing 5k/10k | 10K/5K | Charlottesville, VA |
| 15252 | 04 Oct 25 | 2025 Rail Trail 10K Race | 10K | Hamden, CT |
| 15253 | 11 Oct 25 | 2025 Racin' to Beat Cancer 5k/10k/Half | 10K/13.1/5K | Fairfax Station, VA |
| 15254 | 27 Sep 25 | 2025 Racin' the Station Duathlon | triathlon | Huntsville, AL |
| 15255 | 10 Aug 25 | 2025 Race4Chase Fort Adams | triathlon | Newport, RI |