Race day is Sunday, October 4, 2026, which means the Maine Marathon, Half Marathon and Marathon Relay is sitting right in the sweet spot of fall race planning — far enough out to train for it properly, close enough that you should probably decide soon. The half marathon here is USATF certified, the course rolls rather than punishes, and the finish line sits along Back Cove in Portland where your people can actually find you without a map and a prayer.
It also scored 95 out of 100 in our race ratings, which lands it squarely in Runner Favorite territory. Here is what you are actually signing up for.
The course: an out-and-back through Maine fall
All three races — the marathon, the half marathon, and the 2 to 4-person marathon relay — run an out-and-back on roads. Rolling is the honest word for the terrain. You will meet some hills on the way out, which means you will meet them again on the way back, and that shapes how you should think about pacing. Go out too hot on a rolling out-and-back and the second half will politely hand you an invoice.
What you get in exchange is a course with real scenery: the Portland skyline, Back Cove, Casco Bay, and peak fall foliage doing its thing in early October. For a race in a city, it does not feel like a race in a city, which is a big part of the appeal.
The out-and-back layout has a practical upside too. Around the halfway point you will see the front of the field coming back the other way, which is a great reminder of how fast the front pack is moving and a nice little jolt of energy when you need it. You also get a preview of the second half on the way out — no mystery miles, no surprise climb.
Because the half is USATF certified, the distance is accurate to the letter. That matters more than people think, especially if you are chasing a specific time.
The experience: a Portland weekend, not just a race morning
Some races are a start line, a finish line, and a parking garage. This one is a weekend.
Portland gives you breweries, restaurants, and Old Port shopping within easy reach of the race, so the trip does not end when you cross the line. Bring the family, bring the friends who think they are "not runners," bring whoever wants a good Saturday and a great Sunday. Your crew can access the start and finish area along Back Cove easily, which is not a small thing — a supportive spectator spot beats a spectator who spent 40 minutes circling.
Having three distances on the same day makes this unusually flexible for groups. A marathoner, a half marathoner, and a relay team of two to four people can all share one race morning, one hotel, and one post-race meal. If you have ever tried to coordinate a running trip where everyone wants something different, you know how rare that is.
And if the marathon distance is on your someday list, note that the marathon here is a Boston Marathon qualifier as well as USATF certified.
Who this half is a fit for
If this is your first half marathon
An out-and-back on a certified course with mild October weather is a genuinely forgiving setup for a debut. The rolling terrain means it is not a flat, brainless first half, but that is arguably good — you will finish knowing you handled something real. Crowd support along Back Cove, a finish line your family can reach, and a city to celebrate in afterward all make the first-timer experience feel less like a test and more like a trip you will want to repeat.
If you are chasing a personal best
Rolling and out-and-back is not the easiest combination on paper, and we are not going to pretend otherwise. What works in your favor is a certified course, a typical race-day high of 68°F, and a fall date that lets you build through a full summer and peak at the right time. If you pace the first half honestly and use the return trip's downhills, this is a course where a well-executed race beats a brave one.
If you are working through the 50 states
Maine is a state a lot of runners reach late, and it is worth doing properly rather than squeezing in. Portland is a genuinely good place to spend a weekend, the race lands in early October when the foliage is at its best, and the relay option means you can talk friends into coming along for their own version of the day. Add the marathon's Boston qualifier status and this becomes a race you can build a whole trip around.
Logistics and weather
The typical race-day high is 68°F with a low of 54°F. That is close to ideal half marathon weather — cool at the start, comfortable by the finish — but early October in Maine can swing, so pack layers for the start line and plan on shedding them fast.
Set against the date: Sunday, October 4, 2026. Registration windows for fall races tend to tighten as summer goes on, and a weekend trip to Portland needs a hotel decision sooner than a local 5K does. If this one is on your list, the useful next step is putting it on the calendar now and building your training backwards from early October.
Find your next fall adventure
If you want a certified half, a rolling course with real views, a spectator-friendly finish, and a city worth staying in, the Maine Marathon, Half Marathon and Marathon Relay is a strong answer. Everything else — the course details, the race page, the bits that help you decide — is right here.
See the Maine Marathon, Half Marathon and Marathon Relay race page
Whether this is your first 13.1 or one of many, we are in it with you.