| 466 | 20 Sep 25 | Historic Boston-Edison Association 5K Run/Walk | 5K | Detroit, MI |
| 467 | 20 Sep 25 | St. Mary's Parish Family Fest 5K/5Mile | 5K | Westphalia, MI |
| 468 | 21 Sep 25 | The Dirty Mitten Triathlon | triathlon | Middleville, MI |
| 469 | 21 Sep 25 | 2025 Last Tri at Stony Creek | triathlon | Shelby Township, MI |
| 470 | 21 Sep 25 | Bull Run (Midland) | 1M/5K | Midland, MI |
| 471 | 21 Sep 25 | Last Tri at Stony Creek | Olympic/Sprint/Sprint Duathlon/supersprint triathlon | Shelby Township, MI |
| 472 | 21 Sep 25 | The Dirty Mitten Dirtfest Weekend | Olympic/halfiron/halfiron duathlon/halfiron triathlon/sprint offroad duathlon/sprint offroad triathlon | Middleville, MI |
| 473 | 21 Sep 25 | Women Run the D Half Marathon | 5K/10K/13.1M | Detroit, MI |
| 474 | 21 Sep 25 | Almont Heritage Festival | 1M/5K/10K | Almont, MI |
| 475 | 21 Sep 25 | 45 North Vineyard Wine Run 5K | 5K | Lake Leelanau, MI |
| 476 | 21 Sep 25 | Brent Kostanko Memorial Walk/Run | run | Ann Arbor, MI |
| 477 | 21 Sep 25 | Tara Sturgis Memorial Pints and Paws 5K | 1M/5K | Milford, MI |
| 478 | 21 Sep 25 | Women's Ferry Field 5K | 5K | Ann Arbor, MI |
| 479 | 25 Sep 25 | Corporate FunRun Detroit Suburbs 5K | 5K | Shelby Township, MI |
| 480 | 25 Sep 25 | School Nurse 5K | 5K | Holland, MI |