| 4876 | 18 Oct 25 | Trick or Tri at Merrill Ranch | Sprint Duathlon/Sprint Triathlon/Sprint Triathlon Relay/youth triathlon | Florence, AZ |
| 4877 | 18 Oct 25 | Creep N Crawl Half Marathon | 5K/13.1M | Little Rock, AR |
| 4878 | 18 Oct 25 | Haunted 1M, 5K, 10K, 15K, and Half Marathon | 1M/5K/10K/15K/13.1M | Fort Smith, AR |
| 4879 | 18 Oct 25 | Hot Springs H2GORUN | 2M | Hot Springs, AR |
| 4880 | 18 Oct 25 | Run 4 Your Life 5K | 1M/5K | Rogers, AR |
| 4881 | 18 Oct 25 | Alpha Win Triathlon - Palm Springs | Half/Olympic/Sprint Triathlon | Palm Springs, CA |
| 4882 | 18 Oct 25 | California Gold Rush Trail Run | 5K/10K/15K/13.1M | Coloma, CA |
| 4883 | 18 Oct 25 | Diablo Summit Stomp | 5K/10K/13.1M/30K | Walnut Creek, CA |
| 4884 | 18 Oct 25 | Donut Fun Run | 5K | Alameda, CA |
| 4885 | 18 Oct 25 | Hallo-Thanks-Mas Half Marathon | 5K/10K/15K/13.1M | Santa Monica, CA |
| 4886 | 18 Oct 25 | Head for the Cure 5K - San Francisco | 5K | San Francisco, CA |
| 4887 | 18 Oct 25 | John Wayne Grit Series - Lone Pine | 10K/13.1M | Lone Pine, CA |
| 4888 | 18 Oct 25 | Lake Hodges Trail Festival | 5K/10K/15K/50K | San Diego, CA |
| 4889 | 18 Oct 25 | Oktoberfest Fun Run | 5K/10K | Campbell, CA |
| 4890 | 18 Oct 25 | Ruff Run California | 1K/4K | Phelan, CA |