Tamarack Ottawa Race Weekend
May 1 @ 7:00 am - May 31 @ 12:00 pm EDT
The 2021 Tamarack Ottawa Race Weekend will be a virtual event.
The Scotiabank Ottawa Marathon is Canada’s largest and fastest marathon. One of two World Athletics Gold Label marathon events in Canada. During non-pandemic racing, the Scotiabank Ottawa Marathon is one of Canada’s largest Boston Qualifiers, and attracts thousands of participants, including a world-class contingent of pro athletes every year.