Marathon

Ottawa Marathon

Ottawa, Canada May 42.195 km
Flat Fast Urban Scenic Loop Beginner Friendly Community Historic

Next Race

May 24, 2026

Course & Elevation

The Ottawa Marathon features a scenic loop course through Canada's capital, starting and finishing at Parliament Hill. Runners traverse the iconic Confederation Boulevard, along the Rideau Canal, through the Greenbelt, and past major landmarks including the Canadian Museum of History and the National Gallery. The predominantly flat course is fast and spectator-friendly with excellent crowd support throughout.

Course Facts

Distance 42.195 km
Elevation Gain 180 m
Surface road
Profile Flat

📈 Elevation Profile

➡️📊

Interactive elevation chart coming soon

180m total gain • Flat profile

🗺️ Course Map

🗺️

Interactive course map coming soon

Ottawa, Canada • 42.195km road

🌤️ Weather on Race Day

🌡️

16°C

Temperature

💧

65%

Humidity

🌧️

35%

Rain Chance

📝

Late spring weather in Ottawa is mild and pleasant, ideal for marathon racing. Runners can expect temperatures around 16°C with occasional rain, providing comfortable running conditions without excessive heat.

Get Your Training Plan

Free, personalized for this race

Get race tips & guides in your inbox

Race tips, training guides, and the latest from 500+ races worldwide.