2025 IRONMAN Canada-Ottawa course revealed
One of the biggest sporting events of the year is almost here. IRONMAN Canada–Ottawa takes place on August 3, 2025, welcoming more than 3,000 registered athletes to compete across a course that blends Ottawa’s stunning landscapes with vibrant urban energy.
The official course has now been released.
Athletes will begin with a one-loop, 3.8-kilometre swim in the Ottawa River at Britannia Park, a location with plenty of space for cheering spectators. Next is a 2.75-loop, 180-kilometre bike course, closed to traffic and offering scenic views with mild elevation changes, including highlights like Embassy Row. The final challenge is a 42.2-kilometre run through the lively streets of downtown Ottawa, leading to a memorable finish line with Parliament Hill as the backdrop.
Expect serene river views, city landmarks and incredible crowd energy every step of the way. See the course overview.