The Ottawa International Marathon is one of Canada's most celebrated road races and the signature event of Tamarack Ottawa Race Weekend. Held annually in Canada's capital, the race takes runners past historic landmarks, scenic waterways, vibrant neighbourhoods, and some of the city's most iconic attractions. Known for its outstanding organization, energetic crowd support, and welcoming atmosphere, the event attracts participants from across Canada and around the world. Whether you're pursuing a personal best, a Boston qualifying time, or an unforgettable destination race experience, the Ottawa International Marathon offers a memorable journey through one of North America's most beautiful and culturally rich capital cities.
Date
May 30, 2027
Location
Ottawa, Ontario, Canada
Sport
Running
Website