| 16 | 01 Jan 27 | A Happy New Year 5K & 10K Trail Run event | 5K/10K | Marble Falls, TX |
| 17 | 31 Dec 26 | 2026 Running Out of Time 5k/12k | 12K/5K | Fairfax Station, VA |
| 18 | 31 Dec 26 | The Office Virtual Run | Virtual | Scranton, PA |
| 19 | 26 Dec 26 | Mansfield Dam Run the Light 5K, 10K, Endurance Run | 5K/10K | Austin, TX |
| 20 | 20 Dec 26 | The Holiday Half Marathon! | Half Marathon | Brooklyn, NY |
| 21 | 20 Dec 26 | STARS AT NIGHT HALF & St. Nick@Night 5k/10k | 12/20/26 | 5K/10K | San Antonio, TX |
| 22 | 19 Dec 26 | MVRRC 13th Annual Jingle Bell Holiday Run 1-M, 5K and 10K | 5K/10K | Perris, CA |
| 23 | 19 Dec 26 | Dunedin Holiday 5K 10K 15K with Holiday Toy Drive At HOB Brewing Company Downtown Dunedin | 5K/10K/15K | Dunedin, FL |
| 24 | 19 Dec 26 | Catch the Elf 5k & 10k | ['5K'/ '10K'] | Markham, IL |
| 25 | 19 Dec 26 | Holiday Hustle 5K, 10K Sacramento | 10K/5K | Sacramento, CA |
| 26 | 13 Dec 26 | Key West Triathlon | ['16.6M'/ '9.2M'/ '16.4M'/ '28.6M'/ '12.4M'/ 'Triathlon'/ 'Ultra'] | Key West, FL |
| 27 | 13 Dec 26 | ATX Holiday Victory Lap 10K, 5K | 5K/10K | Spicewood, TX |
| 28 | 12 Dec 26 | Run At The Rock - 5K/10K/Half Marathon | ['5K'/ '10K'/ 'Half Marathon'] | Burlington, NC |
| 29 | 12 Dec 26 | Holiday Hustle 5K, 10K Livermore | 10K/5K | Livermore, CA |
| 30 | 12 Dec 26 | 2026 Santa Monica-Venice Christmas Run | 10K/5K | Santa Monica, CA |