Maine · Marathon · Half
Maine Marathon
Maine Marathon is a marathon and half marathon event held in Portland, Maine. Its next confirmed date is Sunday, October 4, 2026. About 2,500 runners take part across all distances.
- Race day
- October 4, 2026
- Location
- Portland, ME
- Field size
- ~2,500 runners
Race details
- Date
- Sunday, October 4, 2026
- Location
- Portland, Maine
- Distances
- Marathon, Half
- Field size
- About 2,500 runners
- Course
- Rolling hills
- Registration
- runsignup.com
- Official website
- mainemarathon.com
About the Maine Marathon
Maine's premier marathon, run along Casco Bay and Back Cove during peak fall foliage. Offers a full, half, and 2-4 person relay starting and finishing in Portland.
Rankings and notes
- Rankings and awards
- 35th edition in 2026; one of New England's longest-running marathons; USATF-certified; Boston qualifier; raised $7M+ for charity since 1997
- Notes
- Established marathon with great local support
More marathons in Maine
Coming up next, by confirmed date.
More races in Portland
More upcoming races in Maine
Keep exploring
- All races in Maine
- 5Ks in Maine49 upcoming races
- 10Ks in Maine10 upcoming races
- Half Marathons in Maine10 upcoming races
- Marathons in Maine5 upcoming races
- Half Marathons in the United States1,289 upcoming races
- Marathons in the United States353 upcoming races
- October Marathons
- Marathons in New Hampshire2 upcoming races
- Marathons in New York16 upcoming races
- Marathons in Pennsylvania16 upcoming races
- Marathons in Connecticut8 upcoming races
Guides from the RaceRove blog
- 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.
- 8 min read How to Choose the Best Half Marathon for a PR, Racecation or 50-State Challenge The best half marathon depends on what you want from it. How to choose a course for a personal record, a race worth travelling for, or an efficient stop on a 50-state challenge.
- Blog All guides Planning advice for finding, choosing and travelling to races.
Maine Marathon: common questions
- When is the Maine Marathon?
- The next confirmed date is Sunday, October 4, 2026.
- Where is the Maine Marathon held?
- In Portland, Maine.
- What distances does the Maine Marathon offer?
- Marathon and Half.
- How many people run the Maine 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 Maine 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.