Montana · Marathon · Half Marathon
Madison Marathon
Madison Marathon is a marathon and half marathon event held in Ennis, Montana. Its next confirmed date is Saturday, July 10, 2027. About 300 runners take part across all distances.
- Race day
- July 10, 2027
- Location
- Ennis, MT
- Field size
- ~300 runners
Race details
- Date
- Saturday, July 10, 2027
- Location
- Ennis, Montana
- Distances
- Marathon, Half Marathon
- Field size
- About 300 runners
- Course
- High-altitude, ~1,500 ft gain
- Registration
- runsignup.com
- Official website
- yellowstoneadventureseries.com
Registration, course & weather
- Registration status
- Registration status as last checked October 5, 2026: opens soon
- Start time
- 8:30 AM MDT
- Course profile — Marathon
- Point-to-point course; Mostly road, some trail; Not USATF certified; Not a Boston qualifier
- Course profile — Half Marathon
- Point-to-point course; Mostly road, some trail; Not USATF certified
About the Madison Marathon
One of the highest road marathons on Earth, run entirely above 8,500 feet with a start line at 9,250 feet in the Gravelly Range.
Rankings and notes
- Notes
- One of the highest road marathons on Earth, run entirely above 8,500 feet with a start line at 9,250 feet in the Gravelly Range.
More marathons in Montana
Coming up next, by confirmed date.
More races in Ennis
More upcoming races in Montana
Keep exploring
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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.
Madison Marathon: common questions
- When is the Madison Marathon?
- The next confirmed date is Saturday, July 10, 2027.
- Where is the Madison Marathon held?
- In Ennis, Montana.
- What distances does the Madison Marathon offer?
- Marathon and Half Marathon.
- How many people run the Madison Marathon?
- About 300 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 Madison Marathon?
- Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
- Is registration open for the Madison Marathon?
- Registration status as last checked October 5, 2026: opens soon.
- What time does the Madison Marathon start?
- 8:30 AM MDT.
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.