Longmont Half & 5k (LM Half)
About this race
Longmont's only Half Marathon - now offered in the cooler month of MAY! Join the Half Marathon or 5k distance! Walkers and Runners of all abilities welcome!
Join fellow runners on May 3, 2026 for the Longmont Half & 5k (LM Half). It's a fantastic Half-Marathon, 5K featuring a flat and fast course in Longmont.
Pick your distance
Running
Half Marathon
5k
About Longmont
Longmont Half & 5k (LM Half) takes place in Longmont, Colorado, United States. The local timezone is America/Denver.
Reviews
Done this event?
If you've participated in this event, share your experience with other runners
🏃 Plan Your Next Race in Longmont
Find upcoming events by distance:
- Longmont 5K Races Best Longmont routes for beginners and speed work.
- Longmont Half Marathons Top-rated 21.1K courses in the Longmont area.
- Longmont Running Calendar 2026 See all upcoming race dates.
Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.
