Upcoming races with 100K distance in January across the USA. Use filters to quickly find races by state, city or race type.
More races: USA running calendar
Date Race Distance Location hf:tax:state hf:tax:city hf:tax:typerace 01/11/2025 Frozen: H3 Trail 100K, 100M, 10K, 16.3M, 50K, 50M Bethera SC south-carolina bethera-sc trail
Choose your favorite distance and save the calendar for later: Half Marathons, Marathons, Ultra Marathons, 5K, 10K, 50K, 50M, 100K, 100M
January Race Calendars:
| All Races | 5K Races |
| 10K Races | Half Marathons |
| Marathons | Ultra Marathons |
| 50K Races | Trail Races |
| 50 Miles Races | 100 Miles Races |
