| 586 | 01 Jan 27 | Brazen New Years Day Runs | 5K/10K/13.1M | Castro Valley, CA |
| 587 | 02 Jan 27 | New Year's Duathlon & 5K | 5K | Granite Bay, CA |
| 588 | 02 Jan 27 | Kiwanis Resolution Run 5K/10K | 5K/10K | Mountain View, CA |
| 589 | 03 Jan 27 | Griffith Park Resolution Run | 12K/15K relay/5K/Half Marathon | Los Angeles, CA |
| 590 | 09 Jan 27 | San Diego 50 & Trail Runs | 10 Mile/5 Mile/50 Miles/Heavy Half Marathon/Kid's Fun Run/Marathon | San Diego, CA |
| 591 | 09 Jan 27 | Avalon Benefit 50 Mile/50K Run | Trail Run | Avalon, CA |
| 592 | 09 Jan 27 | IPA Beer Trail Runs | 5K/12K | Granite Bay, CA |
| 593 | 09 Jan 27 | Hope in Every Step 5K | 5K | Modesto, CA |
| 594 | 09 Jan 27 | Grievances & Gratitude Run | 5K/10K/13.1M | Long Beach, CA |
| 595 | 09 Jan 27 | Coffee Run | 2M/5K/10K | Fresno, CA |
| 596 | 09 Jan 27 | Citrus Heritage Run | 5K/10K/13.1M | Riverside, CA |
| 597 | 09 Jan 27 | Frosty Fun Run | 2M/3M/4M | Redding, CA |
| 598 | 10 Jan 27 | 2027 SKECHERS Hot Chocolate Run San Francisco | 10K/5K | San Francisco, CA |
| 599 | 10 Jan 27 | Hot Chocolate Run - San Francisco | 5K/10K/15K | San Francisco, CA |
| 600 | 10 Jan 27 | LASAA Mug Run - Altadena Forever Run | 1K/5K/10K | Altadena, CA |