Which marathons are happening in Canada this week?
There are 25 marathons and running races in Canada this week (Jun 19–Jun 25, 2026), including Ultra Trail Gaspesia 100 - 24K, Tenderfoot Boogie 2026, 33rd Niagara Ultra 50 km - 50km. Each race below links to full dates, distances, location and registration details.
Can I still register for races in Canada this week?
Many races keep registration open until a few days before — and some allow race-day sign-up. Use the registration link on each race for the latest status, since field limits and cut-offs vary by event.
What race distances are available in Canada this week?
Distances this week include 24K, 50K, 26K, ultra - 50km, Ultra Marathon, ultra - 15h, Half Marathon, 160K. Filter by distance on each race page to find the right event for you.
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Already listed in Canada? Open the race and use Update listing. Missing event? Start here with the location prefilled.