Colorado · Trail Marathon
Leadville Trail Marathon
Leadville Trail Marathon is a Trail Marathon event held in Leadville, Colorado. Its next confirmed date is Saturday, June 26, 2027. About 2,500 runners take part across all distances.
- Race day
- June 26, 2027
- Location
- Leadville, CO
- Field size
- ~2,500 runners
Race details
- Date
- Saturday, June 26, 2027
- Location
- Leadville, Colorado
- Distances
- Trail Marathon
- Field size
- About 2,500 runners
- Course
- Mountainous
- Registration
- leadvilleraceseries.com
- Official website
- leadvilletrailmarathon.com
Registration, course & weather
- Registration status
- Registration status as last checked October 5, 2026: opens soon
- Start time
- 6:30 AM MDT
- Course profile
- Out-and-back course; Trail surface; Not USATF certified; Not a Boston qualifier
About the Leadville Trail Marathon
A brutal high-altitude trail race through Leadville's historic mining district, climbing to 13,185-foot Mosquito Pass. The marathon and 15.4-mile Heavy Half are part of the famed Life Time Leadville Race Series.
Rankings and notes
- Rankings and awards
- Highest-elevation event in the Leadville Race Series; tops out at Mosquito Pass (13,185 ft), the highest point of any series event
- Notes
- Challenging mountain trail race
More marathons in Colorado
Coming up next, by confirmed date.
-
Run Through Time Trail Marathon and Half MarathonSalida, COMarathonHalf Marathon10K5K +1 more ~3,133 runners
-
Bound for Boston Marathon & Half Marathon - DenverDenver, COMarathonHalf Marathon10K5K ~150 runners
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Guides from the RaceRove blog
- 8 min read How to Choose Your First Marathon A practical checklist for choosing a first marathon based on course, weather, cutoff, travel, field size and support.
- 7 min read How to Find a 5K, 10K, Half Marathon or Marathon Near You A practical way to find running races near you: pick a distance, decide how far you'll travel, read the listing properly and confirm the details before you register.
- 9 min read How to Run a Race in All 50 States How to plan a 50-state running challenge: set your own rules, group states into trips, build a calendar around the seasons, budget for it and keep track of every finish.
- Blog All guides Planning advice for finding, choosing and travelling to races.
Leadville Trail Marathon: common questions
- When is the Leadville Trail Marathon?
- The next confirmed date is Saturday, June 26, 2027.
- Where is the Leadville Trail Marathon held?
- In Leadville, Colorado.
- What distances does the Leadville Trail Marathon offer?
- Trail Marathon.
- How many people run the Leadville Trail Marathon?
- About 2,500 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
- How do I register for the Leadville Trail Marathon?
- Registration is handled by the organiser at leadvilleraceseries.com. Entry fees, caps and deadlines are set there.
- Is registration open for the Leadville Trail Marathon?
- Registration status as last checked October 5, 2026: opens soon.
- What time does the Leadville Trail Marathon start?
- 6:30 AM MDT.
- What is the course like at the Leadville Trail Marathon?
- Out-and-back course; Trail surface; Not USATF certified; Not a Boston qualifier.
Plan this race in RaceRove
Save it to your plan, compare it with other races, check typical race-day weather and track your 50-state progress in the interactive app.