| 316 | 19 Dec 26 | Bakersfield Jingle Bell Run for Toys for Tots | 5K | Bakersfield, CA |
| 317 | 19 Dec 26 | A Charlie Brown Christmas 5K/10K | 5K/10K | Escondido, CA |
| 318 | 19 Dec 26 | Woodside Ramble | 10K/13.1M/35K/50K | Woodside, CA |
| 319 | 19 Dec 26 | Winter Whirl 5K, 10K, 10 Miler, Half Marathon | 5K/10K/13.1M | Fountain Valley, CA |
| 320 | 19 Dec 26 | Santa Beer Run | 1M | Exeter, CA |
| 321 | 20 Dec 26 | Santa's Reindeer Run | 1M/5K/10K | Huntington Beach, CA |
| 322 | 20 Dec 26 | Holly Jolly Marathon | 5K/10K/13.1M/26.2M | Camarillo, CA |
| 323 | 20 Dec 26 | Dirty December Trail Run | 10K/13.1M/26.2M | San Diego, CA |
| 324 | 20 Dec 26 | Reindeer Run LB Half Marathon | 5K/10K/15K/13.1M | Long Beach, CA |
| 325 | 20 Dec 26 | Rainbow Falls 5K | 5K | San Francisco, CA |
| 326 | 24 Dec 26 | Placerville's Holiday Jingle and Mingle Run | 1M/5K/10K/15K/13.1M | Placerville, CA |
| 327 | 25 Dec 26 | Jingle All the Way - Christmas Day | 5K/10K/13.1M | Long Beach, CA |
| 328 | 26 Dec 26 | Ring Out the Old 5K, 10K, and Half Marathon | 5K/10K/13.1M | Los Angeles, CA |
| 329 | 26 Dec 26 | Happy Holidays Half Marathon | 5K/10K/15K/13.1M | Long Beach, CA |
| 330 | 26 Dec 26 | A Merry Christmas Run 5K/10K/13.1 SAN FRANCISCO | ['5K'/ '10K'/ 'Half Marathon'/ '1M'] | San Mateo, CA |