Vermont · Marathon · Half Marathon
GMAA Champlain Islands Marathon & Half Marathon
GMAA Champlain Islands Marathon & Half Marathon is a marathon and half marathon event held in South Hero, Vermont. Its next confirmed date is Sunday, October 18, 2026. About 300 runners take part across all distances.
- Race day
- October 18, 2026
- Location
- South Hero, VT
- Field size
- ~300 runners
Race details
- Date
- Sunday, October 18, 2026
- Location
- South Hero, Vermont
- Distances
- Marathon, Half Marathon
- Field size
- About 300 runners
- Course
- Flat to gently rolling along the Lake Champlain Islands shoreline
- Registration
- runsignup.com
- Official website
- gmaa.run
About the GMAA Champlain Islands Marathon & Half Marathon
A flat, fast lakeside marathon and half marathon along the scenic west shore of the Lake Champlain Islands in South Hero. Hosted by the GMAA, it is a popular Boston-qualifying autumn race.
Rankings and notes
- Rankings and awards
- USATF-certified; Boston qualifier; one of Vermont's oldest marathons (55th edition); hosted by GMAA, Vermont's largest running club
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Guides from the RaceRove blog
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- Blog All guides Planning advice for finding, choosing and travelling to races.
GMAA Champlain Islands Marathon & Half Marathon: common questions
- When is the GMAA Champlain Islands Marathon & Half Marathon?
- The next confirmed date is Sunday, October 18, 2026.
- Where is the GMAA Champlain Islands Marathon & Half Marathon held?
- In South Hero, Vermont.
- What distances does the GMAA Champlain Islands Marathon & Half Marathon offer?
- Marathon and Half Marathon.
- How many people run the GMAA Champlain Islands Marathon & Half 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 GMAA Champlain Islands Marathon & Half Marathon?
- Registration is handled by the organiser at runsignup.com. Entry fees, caps and deadlines are set there.
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.