Tamarack Ottawa Race Weekend
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Tamarack Ottawa Race Weekend 2026
Tamarack Ottawa Race Weekend is a multi-day sporting event held in Ottawa, Ontario. Scheduled for May 23-24, 2026, the event features a comprehensive selection of road races and multi-distance challenges.
The following race distances are available:
- Tamarack Homes Ottawa International Marathon (42.2 km)
- Ottawa Half Marathon (21.1 km)
- Ottawa 10K
- Ottawa 5K
- Ottawa 2K
- Ottawa Kids Marathon
For those seeking extended competition, the event offers three specific challenges: The Ottawa 59.2 km Challenge, The Ottawa 36.1 km Challenge, and The Ottawa 17 km Challenge. Participants have access to a Pace Team to assist with timing goals, and an Adaptive Athlete Program is integrated into the event structure.
The weekend includes several community and spectator features, such as a health and fitness Expo, the Desjardins Charity Challenge for fundraising, and a beer garden at Festival Plaza. On-course support includes medical services, safety teams, and dedicated cheer stations. Live results and runner tracking are provided through a mobile application. Visitors can access accommodation information and road closure schedules to plan their stay in the capital region. Visit the organization's website for the most recent information.
