Vermont · Marathon · Half
Green Mountain Marathon
Green Mountain Marathon is a marathon and half marathon event held in South Hero, Vermont. It was last held on October 18, 2026 and is usually run in October; the next date hasn't been announced yet. About 1,200 runners take part across all distances.
- Usually held
- October
- Location
- South Hero, VT
- Field size
- ~1,200 runners
Race details
- Last held
- October 18, 2026
- Usually held in
- October
- Location
- South Hero, Vermont
- Distances
- Marathon, Half
- Field size
- About 1,200 runners
- Course
- Flat / lakeside
- Registration
- runsignup.com
- Official website
- gmaa.run
Registration, course & weather
- Registration status
- Registration status as last checked October 5, 2026: sold out
- Start time
- 8:30 AM EDT
- Course profile — Marathon
- Out-and-back course; Road surface; USATF certified; Boston qualifier
- Course profile — Half Marathon
- Out-and-back course; Road surface; USATF certified
About the Green Mountain Marathon
A USATF-certified, Boston-qualifying marathon and half marathon on the Lake Champlain islands of South Hero and Grand Isle, Vermont, run by the Green Mountain Athletic Association on a paved out-and-back course past farms and orchards.
Rankings and notes
- Rankings and awards
- Boston qualifier
- Notes
- Long-running Vermont marathon.
More marathons in Vermont
Coming up next, by confirmed date.
More races in South Hero
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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.
Green Mountain Marathon: common questions
- When is the Green Mountain Marathon?
- The next date hasn't been announced in the listing yet. The race is usually held in October. Check the organiser's website for the official date.
- Where is the Green Mountain Marathon held?
- In South Hero, Vermont.
- What distances does the Green Mountain Marathon offer?
- Marathon and Half.
- How many people run the Green Mountain Marathon?
- About 1,200 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 Green Mountain Marathon?
- Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
- Is registration open for the Green Mountain Marathon?
- Registration status as last checked October 5, 2026: sold out. Listed fee for the longest distance, $80 (from runsignup.com, checked October 5, 2026).
- What time does the Green Mountain Marathon start?
- 8:30 AM EDT.
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.