2025 Marathons

Canada 2025 Marathons

Your complete Canada 2025 marathon calendar. Find every marathon happening in Canada in 2025 with comprehensive race details, registration information, and official results, including the Gopher Attack Marathon (Regina), Mississauga Marathon (Mississauga), and Toronto Marathon (Toronto).

Each marathon listing includes a 2025 marathon guide including dates, locations, course details, weather conditions, and relevant links for registration and more information. We maintain the most current results database, publishing official results on race day, plus complete 2024 results for year-to-year comparison.

Gopher Attack Marathon

Regina, Canada

April 27, 2025

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The Gopher Attack Marathon in Regina, Saskatchewan, features a flat and fast course that winds through the scenic Wascana Park and the University of Regina, offering stunning views of the Provincial Legislature and Wascana Lake. As a certified Boston Qualifier and one of Canada's fastest courses, it attracts runners eager to achieve personal bests while enjoying a supportive community atmosphere and the chance to support the MS Society of Canada.

Fredericton Marathon

Fredericton, Canada

May 11, 2025

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The Fredericton Marathon features a picturesque, flat course that winds through the charming streets and lush green spaces of Fredericton, New Brunswick, highlighted by crossings over the Saint John River and scenic trails along the Nashwaak River. As New Brunswick's oldest marathon and a Boston qualifier, this race combines speed, scenic beauty, and community spirit, making it a compelling choice for runners aiming for a personal best or a qualifying time.

Blue Nose Marathon

Halifax, Canada

May 18, 2025

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The Blue Nose Marathon in Halifax and Dartmouth, Nova Scotia, challenges runners with a 42.2km course that combines urban streets, coastal paths, and a significant elevation gain of 423 meters, offering breathtaking views of landmarks like the Halifax Harbour and Lake Banook. Celebrated as "The People's Marathon," this event is Atlantic Canada's largest annual running gathering, renowned for its community spirit, inclusivity, and the chance to qualify for the Boston Marathon.

Ottawa Marathon

Ottawa, Canada

May 25, 2025

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The Ottawa Marathon takes runners on a scenic route through the heart of Canada's capital, featuring iconic landmarks like Parliament Hill and the Rideau Canal, with a mix of flat stretches and gentle inclines. As a centerpiece of the Tamarack Ottawa Race Weekend, this event offers an exhilarating atmosphere with vibrant community support and a culturally immersive experience, making it a standout choice for marathon enthusiasts worldwide.

Tamarack Ottawa Race Weekend

Ottawa, Canada

May 25, 2025

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The Tamarack Ottawa Marathon takes runners on a scenic 42.2 km loop through Canada's capital, featuring a mix of rolling hills and flat stretches with iconic sights like the Rideau Canal and Parliament Hill. As part of Canada's largest running event, this World Athletics Gold Label race boasts enthusiastic crowd support and an inviting late-May climate, making it an unforgettable experience for both elite athletes and spirited amateurs.

Saskatchewan Marathon

Saskatoon, Canada

May 25, 2025

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The Saskatchewan Marathon takes runners on a scenic journey through Saskatoon's Meewasin Valley, offering a harmonious mix of urban and natural landscapes with a 212-meter elevation gain over its 42.2 km course. Known for its warm community vibe and excellent organization, this Boston Marathon qualifier provides a memorable experience with diverse race distances, personalized amenities, and a lively Finish Line Village, all set within the vibrant heart of Saskatoon.

Limberlost Challenge

Lake of Bays, Canada

July 5, 2025

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The Limberlost Challenge takes runners through the rugged beauty of the Limberlost Forest and Wildlife Reserve, navigating technical trails that include wetlands, beaver dams, and creek crossings, with loops offering a 335m elevation gain. Known for its challenging terrain and eco-friendly approach, this race immerses participants in Ontario's breathtaking wilderness, rewarding their efforts with a sustainably crafted medal and a memorable post-race meal.

Nova Scotia Marathon

Barrington, Canada

July 20, 2025

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The Nova Scotia Marathon features a predominantly flat course with gentle elevation changes, set against a stunning coastal backdrop in Barrington, offering runners breathtaking views and a refreshing ocean breeze. Celebrated for its 50-year history and as a Boston Qualifier, this marathon is a key event in the Run Nova Scotia Road Race Series, providing a community-rich experience with various race distances and local amenities like a spaghetti supper and post-race reception.

Falling Water Trail Marathon

Vaughan, Canada

August 10, 2025

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The Falling Water Trail Marathon in Vaughan, Ontario, challenges runners with its rugged 42.2k loop through the Beaver Valley Section of the Bruce Trail, featuring nearly 1600 meters of elevation gain and loss. Limited to only 100 participants, this marathon offers a unique blend of steep climbs, breathtaking views of waterfalls like Hogg's and Eugenia Falls, and a festive atmosphere that makes it a memorable experience for seasoned trail runners.

Beneva Montreal Marathon

Montréal, Canada

September 21, 2025

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The Beneva Montreal Marathon offers a challenging course with rolling hills and scenic views, starting on Ste-Hélène Island and finishing at the Olympic Park Esplanade, with notable landmarks like Circuit Gilles Villeneuve and Old Montreal along the way. As Quebec's premier running event, it combines a strong charitable focus with the opportunity to qualify for the Boston Marathon, all set in the vibrant cultural backdrop of Montreal.

Marathon P’tit Train du Nord

Val-David, Canada

October 5, 2025

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The Marathon P’tit Train du Nord takes runners on a breathtaking 42-kilometer journey through Quebec's Laurentian forest, featuring a 220-meter downhill course from Val-David to Saint-Jérôme that promises swift times for those aiming to qualify for major marathons. Known for its stunning natural scenery and exceptional organization, this race offers a unique blend of speed and beauty, making it a memorable experience for both seasoned marathoners and newcomers seeking a Boston qualifying time.

Beneva Quebec City Marathon

Quebec City, Canada

October 5, 2025

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The Beneva Quebec City Marathon takes runners on a picturesque point-to-point route from Lévis to the historic heart of Old Quebec, featuring a net downhill course with challenging elements like "Heartbreak Hill" at kilometer 12. This scenic marathon not only offers breathtaking views of the St. Lawrence River and iconic landmarks but also serves as a Boston Marathon qualifier, making it a coveted race for international participants seeking both challenge and cultural immersion.

Valley Harvest Marathon

Wolfville, Canada

October 12, 2025

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The Valley Harvest Marathon offers a picturesque 42.2 km course through Nova Scotia's Annapolis Valley, featuring gently rolling terrain and vibrant autumn scenery that winds past apple orchards and horse farms. Starting and finishing at the historic Acadia University, this Boston Qualifier event is celebrated for its festive atmosphere, drawing thousands of runners to experience the charm of Wolfville and the surrounding countryside.

Royal Victoria Marathon

Victoria, Canada

October 12, 2025

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The Royal Victoria Marathon takes runners on a scenic journey through Victoria's diverse landscapes, including coastal vistas, lush parks, and historic sites, beginning and ending at the iconic Legislative Grounds. As a Boston qualifier with strong community support, this event offers a memorable experience with its challenging yet rewarding course, complemented by comprehensive runner support and a vibrant atmosphere.

Toronto Waterfront Marathon

Toronto, Canada

October 19, 2025

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The Toronto Waterfront Marathon takes runners on a captivating journey through the heart of the city, with a dynamic course that includes scenic waterfront views, vibrant neighborhoods, and challenging inclines like the Spadina Fly-over and Eastern Ave climbs. Known for its fast, flat sections and lively urban atmosphere, this premier Canadian marathon combines the thrill of a personal best with community spirit and finishes with a celebratory atmosphere at Nathan Phillips Square.

Niagara Falls International Marathon

Niagara Falls, Canada

October 26, 2025

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The Niagara Falls International Marathon presents a rare opportunity for runners to cross an international border, starting at the Albright-Knox Art Gallery in Buffalo, New York, and finishing amidst the natural wonder of Niagara Falls in Ontario, Canada. This predominantly flat course, featuring breathtaking views of the Niagara River and Horseshoe Falls, is ideal for those aiming for a personal best or a Boston Marathon qualification, all while enjoying a truly scenic and memorable race experience.

Hamilton Marathon Road2Hope

Hamilton, Canada

November 2, 2025

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The Hamilton Marathon Road2Hope features a double-loop course that combines the challenge of early rolling hills with an exhilarating downhill stretch on the Red Hill Valley Parkway, culminating in a scenic 14-kilometer flat run along the Waterfront Trail. Known for its intimate atmosphere and excellent organization, this November race offers ideal conditions for those aiming for personal bests or a Boston Qualifier, supported by enthusiastic volunteers and spectators.

Boundary Bay Marathon

Delta, Canada

November 2, 2025

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The Boundary Bay Marathon invites runners to experience a flat, scenic course along gravel paths and ocean-side trails in Delta, BC, with its route taking them from Centennial Beach through charming neighborhoods and back. This Boston Qualifier, set against the serene backdrop of Boundary Bay Park, combines competitive spirit with community support, benefiting Ronald McDonald House BC/Yukon and offering a rewarding challenge for all levels.