The Bay of Fundy International Marathon is a one-of-a-kind race that crosses international borders and showcases some of the most stunning coastal scenery in North America. Held each June, this event offers runners the unforgettable experience of racing between the United States and Canada &mdash; starting in Lubec, Maine, and crossing the Franklin D. Roosevelt Bridge into Campobello Island, New Brunswick.
What Makes It Unique:
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Truly international &mdash; run in two countries in one race
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Spectacular views &mdash; wind along the dramatic Bay of Fundy coastline, home to the world&rsquo;s highest tides
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Small-town charm &mdash; enjoy warm community support and a welcoming atmosphere
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Boston Qualifier &mdash; officially certified and recognized
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Multiple distances &mdash; including the full marathon, half marathon, 10K, and fun run
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Whether you're a seasoned marathoner or looking to experience a scenic challenge, the Bay of Fundy International Marathon offers breathtaking views, border-crossing excitement, and memories that last a lifetime.
Run the edge of the tide. Cross the border. Make history with every step.
From the most easterly point in the USA accross the border to Canada, and back (marathon). Half starts in Canada (Campobello Island) and finishes on the waterfront in Lubec, Maine. 52K is marathon course plus a 10K out to the start! 10K is fast and flat from West Quoddy Head into Lubec (no border crossing).

Bay of Fundy International Marathon

Pre-Race Review/ Lineup

The Bay of Fundy International Marathon plans to return this 2025.

Bay of Fundy International Marathon: The Return of a Unique Marathon

Such a well run event! All details were paid attention to.

Amazing volunteers and support for a challenging course

Beautiful course with the nicest people you will ever meet.

Bay of Fundy International Marathon - Race Reviews