Bar Harbor is the most popular city to run a Maine half marathon in.
Maine Half Marathon Calendar
Browse all Maine Half Marathons in 2025 by month and by city below. For each race, you’ll find the history of the half marathon and the course, the most recent year’s course maps, elevation profiles, runner reviews, pricing, and how to sign up.
We dedicate hours every month searching for races to include in the Maine Half Marathons calendar. If you happen to see any half marathon not included, contact us at [email protected] to submit your race.
Filter Maine Half Marathons
Race Size
Difficulty
Scenery
Type
Perfect For
Distances
Filter Maine Half Marathons
Race Size
Difficulty
Scenery
Type
Perfect For
Distances
Featured Race
May 17, 2025
100-500 runners
South Hamilton, Connecticut
- Half Marathon, Road
Featured Race
May 4, 2025
1-100 runners
Wells, Featured
- 5k, Half Marathon, Road
March 16, 2025
100-500 runners
Kittery, Maine
- Half Marathon, Road
March 22, 2025
100-500 runners
Old Orchard Beach, Maine
- Half Marathon, Road
May 4, 2025
1-100 runners
Wells, Featured
- 5k, Half Marathon, Road
May 17, 2025
100-500 runners
South Hamilton, Connecticut
- Half Marathon, Road
June 1, 2025
100-500 runners
Bar Harbor, Maine
- 10K, Half Marathon, Road
June 7, 2025
1-100 runners
Portland, Maine
- 5k, Half Marathon, Road
June 14, 2025
1-100 runners
Sanford, Maine
- 10K, 5k, Half Marathon, Marathon, Road, Ultramarathon
September 7, 2025
1-100 runners
South Berwick, Maine
- Half Marathon, Road
September 13, 2025
100-500 runners
Bar Harbor, Maine
- 5k, Half Marathon, Road
September 14, 2025
1-100 runners
Lincoln, Maine
- 10K, 5k, Half Marathon, Marathon, Road, Ultramarathon
September 20, 2025
1-100 runners
Waldoboro, Maine
- Half Marathon, Road
September 20, 2025
1-100 runners
Scarborough, Maine
- 10K, 5k, Half Marathon, Trail
October 5, 2025
1,000-10,000 runners
Portland, Maine
- Half Marathon, Marathon, Relay, Road
October 5, 2025
1-100 runners
Hampton, Connecticut
- 5k, Half Marathon, Road
December 6, 2025
1,000-10,000 runners
Millinocket, Maine
- Half Marathon, Marathon, Road
Running in Maine
FAQ
What are the most popular Maine half marathons?
The Shipyard Old Port Half Marathon is the most popular Maine half marathon with 2,236 finishers in 2023.
What are the best Maine half marathons for beginners in 2024?
The three Maine half marathons we recommend the most frequently to beginners are the:
The Gorham Savings Bank Maine Half Marathon in Portland: One of Maine’s largest events with a half marathon and marathon relay. The race has raised more than $7 million for charities since 1997. The Maine half marathon has a beautiful fall scenic route along the ocean and vibrant finish line event.
Maine Coast Half Marathon in Wells: It’s a gorgeous point-to-point course alongside the iconic coastal Maine towns like Kennebunk, Ogunquit, and Wells. The race is produced by Ventures Endurance which also produces some of the best finisher parties.
Mount Desert Island Half Marathon in Bar Harbor: An award-winning course alongside mountains, villages, vistas, and lakes. It’s a more challenging course than some, but made up for in beauty.
What are the best months to run a Maine half marathon?
September is the most popular month to run a half marathon in Maine.
What are the most popular cities to run Maine half marathons?
