Maine · Marathon
Marathons in Maine
Maine currently has 15 upcoming marathons with a confirmed date listed in RaceRove. Lincoln, Portland, Augusta and Bangor have the largest concentration of events.
June (4), September (3) and October (3) are the busiest months on the calendar right now. Another 1 annual marathon is waiting for next year's date to be announced.
- Upcoming, date confirmed
- 15
- Active listings
- 16
- Cities with races
- 14
More ways to browse Maine
Upcoming marathons in Maine
All 15 with a confirmed date, soonest first.
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Mousam Lake Sanford Marathon, Half Marathon, 10K & 5KSanford, MEMarathonHalf Marathon10K5K ~400 runners
Dates come from each race's own listing. Always confirm on the organiser's site before you book travel.
Largest marathon events in Maine
By estimated field size across all distances at the event.
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Mount Desert Island Marathon, Half & RelayBar Harbor, ME Usually held in October · next date not announcedMarathonHalf MarathonRelay ~1,800 runners
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Mousam Lake Sanford Marathon, Half Marathon, 10K & 5KSanford, MEMarathonHalf Marathon10K5K ~400 runners
When marathons happen in Maine
- May
- 2 upcoming races
- June
- 4 upcoming races
- July
- 1 upcoming race
- August
- 1 upcoming race
- September
- 3 upcoming races
- October
- 3 upcoming races
- December
- 1 upcoming race
Maine cities with the most marathons
- Lincoln
- 2 upcoming races
- Portland
- 2 upcoming races
- Augusta
- 1 upcoming race
- Bangor
- 1 upcoming race
- Belfast
- 1 upcoming race
- Carrabassett Valley
- 1 upcoming race
- Greenville
- 1 upcoming race
- Lubec
- 1 upcoming race
Annual events awaiting their next date
These marathons are held every year, but the next date isn't in the listing yet. The month shown is when each is usually held.
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Mount Desert Island Marathon, Half & RelayBar Harbor, ME Usually held in October · next date not announcedMarathonHalf MarathonRelay ~1,800 runners
Marathons in nearby states
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.
- 4 min read Diplo's Run Club 2026-27: Every City, Date and Course Diplo's Run Club is a 5K with a post-race concert. Every US date for 2026-27 (San Francisco, New York, Los Angeles, San Diego and Phoenix), start times and courses.
- Blog All guides Planning advice for finding, choosing and travelling to races.
Marathons in Maine: common questions
- How many marathons are there in Maine?
- RaceRove currently lists 15 upcoming marathons in Maine with a confirmed date, plus 1 annual event whose next date hasn't been announced yet.
- How long is a marathon?
- A marathon is 26.2 miles (42.2 kilometres).
- Which Maine cities have the most marathons?
- By upcoming events listed in RaceRove: Lincoln (2), Portland (2), Augusta (1), Bangor (1) and Belfast (1).
- When is marathon season in Maine?
- Of the upcoming marathons listed, the busiest months are June (4), September (3) and October (3).
- What is the biggest marathon in Maine?
- By estimated field size, the largest event with a marathon listed in Maine is the Maine Coast Marathon, Half Marathon & 5K, with about 4,000 runners across all of its distances.
Search every marathon in Maine
Filter by month, course profile and field size, save races to a shortlist and compare them side by side in the interactive search.