Longmont Half & 5k (LM Half)
Sun, May 3, 2026, 7:30 AM MDT
- Location
- Longmont, CO
- Rec Center, 310 Quail Rd., 80501
- Type
- RUN
Sign up and verify details on the organizer’s official page.
At a glance
Double-check key detailsLongmont's inclusive Half Marathon and 5k welcomes all abilities to experience a rolling course in the cooler month of May.
- Fun
FunGreat for
- Beginner Friendly
- Walkers Welcome
Beginner Friendly
Walkers WelcomeGreat for: beginners, walkers
Discover Longmont's only Half Marathon, now held in the cooler month of May. The Longmont Half & 5k invites runners and walkers of all abilities to participate in either the 13.1-mile or 5k distance. This event offers a welcoming atmosphere in Longmont, CO, perfect for those looking for an inclusive race experience on a rolling course.
What to expect
- Enjoy Longmont's only Half Marathon or a 5k distance.
- Walkers and runners of all abilities are warmly welcomed.
- Experience a rolling course in the mild, high-altitude climate of Longmont, CO.
Standout details
- Longmont's only Half Marathon
- Walkers and all abilities welcome
- Cooler May race date
- Rolling course terrain
Auto-drafted from the public listing — confirm details on the official event page before signing up.
Distances & registration
2 optionsRegistration for all distances is through the official signup link above.
- 5K
Sun, May 3, 8:30 AM MDT · From $35.00
Opens May 30, 2025, 8:00 PM MDT · Closes Jun 29, 2025, 7:59 PM MDT
- 13.1 Miles
Sun, May 3, 7:30 AM MDT · From $60.00
Opens May 30, 2025, 8:00 PM MDT · Closes Jun 29, 2025, 7:59 PM MDT
Vibe Check
Steady Effort
Steady Effortlong distance + altitude
- Rolling area
- High altitude
Based on terrain, weather, and distance data.
The course
- Rolling
- Walkers welcome
From the organizer
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!
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