| 541 | 24 Oct 26 | Oakland Hills Trail Run | 10K/13.1M/35K | Oakland, CA |
| 542 | 24 Oct 26 | Malibu Moves: Half Marathon, 10K, 5K, 1-Mi and Kids Run | 5K | Malibu, CA |
| 543 | 24 Oct 26 | Vaquero Strong 5K | 5K | Irvine, CA |
| 544 | 24 Oct 26 | Santa Cruz Island Eco Extreme 21K | 21K | Ventura, CA |
| 545 | 24 Oct 26 | After Dark Los Angeles 13.1 | 13.1M | Los Angeles, CA |
| 546 | 24 Oct 26 | Run4Recovery 5K | 5K | Covina, CA |
| 547 | 24 Oct 26 | Pinkathon Challenge for Breast Cancer | 5K/10K/13.1M/26.2M/50K | San Francisco, CA |
| 548 | 25 Oct 26 | Finish The Ride and Finish The Run Santa Clarita | 10K/1M/5K/Bike or Cycling | Santa Clarita, CA |
| 549 | 25 Oct 26 | Finish The Ride and Finish The Run Santa Clarita 2026 | 1K/5K/10K | Valencia, CA |
| 550 | 25 Oct 26 | Winters Spooktacular Fun Run | 1M/5K/10K | Winters, CA |
| 551 | 25 Oct 26 | Trick or Trot 5K, 10K, and Half Marathon | 5K/10K/13.1M | Long Beach, CA |
| 552 | 25 Oct 26 | Sharsheret West Coast Dash | 5K/10K | Playa del Rey, CA |
| 553 | 25 Oct 26 | Santa Cruz Marathon | 5K/13.1M/26.2M | Santa Cruz, CA |
| 554 | 25 Oct 26 | San Diego Triathlon Challenge | 5K | San Diego, CA |
| 555 | 25 Oct 26 | Malibu Moves: Half Marathon and Kids Run | 5K/10K/13.1M | Malibu, CA |