| 856 | 27 Sep 25 | Clayton County Alzheimer's 5K Fundraiser | 5K | Jonesboro, GA |
| 857 | 27 Sep 25 | Healthy Kids Running Series - River Falls | kids run | River Falls, WI |
| 858 | 27 Sep 25 | 2025 Sahuarita Sprint Triathlon | triathlon | Sahuarita, AZ |
| 859 | 27 Sep 25 | See Spot Run 1 mile and 5K Family | 1M/5K | Pratt, KS |
| 860 | 28 Sep 25 | Boulderthon: Downtown Boulder Marathon | 5K/10K/13.1M/26.2M | Boulder, CO |
| 861 | 28 Sep 25 | Last Call Triathlon | Sprint/Sprint Aquathon/Sprint Duathlon/Sprint Triathlon Relay/sprint duathlon relay/supersprint triathlon | Loveland, CO |
| 862 | 28 Sep 25 | MightyMan Montauk | Olympic/Sprint Triathlon/Sprint Triathlon Relay/halfiron | Montauk, NY |
| 863 | 28 Sep 25 | Unlimited Breadsticks Trail Race Half Marathon | 13.1M | Victor, NY |
| 864 | 28 Sep 25 | Muddy Princess - Raleigh | 5K | Raleigh, NC |
| 865 | 28 Sep 25 | 2025 Knights Gambit 5k/1.5M | 1M/5K | Charlottesville, VA |
| 866 | 28 Sep 25 | 2025 South Padre Island Triathlon - SEPTEMBER | triathlon | South Padre Island, TX |
| 867 | 28 Sep 25 | 2025 Nic's Race 5K, Kids 2K, & Duathlon | triathlon | Anchorage, AK |
| 868 | 28 Sep 25 | 2025 Ironman 70.3 Augusta | triathlon | Augusta, GA |
| 869 | 28 Sep 25 | 2025 Robious Landing Triathlon | triathlon | Midlothian, VA |
| 870 | 28 Sep 25 | 2025 Ironman Chattanooga Triathlon - (140.6) | triathlon | Chattanooga, TN |