Trail Running Calendar Ontario 2026-2027
We have found 114 Trailruns in Ontario. Check below where and when you can find the races.
We have found 114 Trailruns in Ontario. Check below where and when you can find the races.
An 8 km trail race at Goodrich-Loomis Conservation Area as part of the Happy Hour series, featuring hills, rocks and mossy log bridges. Water at start and finish, manual timing, and no placement awards.
A chip timed 4 km on Cambridge’s Mill Run Trail on May 16, 2026. The certified crushed gravel course is an out and back with parking at Riverside Park and reusable chip timing.
Spartan obstacle weekend at Brimacombe near Toronto on May 23 and 24, 2026. Events include a 5 km with 20 obstacles, a 10 km with 25 obstacles, a kids race and a four hour Hurricane Heat.
Trail running event in Thunder Bay on May 26, 2026 with on-site cash payment and bib pickup. Entry is $10 per person or $30 per family, and a free kids mini fun run follows the main event.
A Backyard Ultra in Midland on May 30, 2026 where runners complete a 6.706 km loop each hour until one runner remains. Main entry is sold out, and finishers receive a handcrafted wooden medal.
A 100 miles route circling the City of Hamilton through six communities. Finish within 40 hours for a Gold buckle or complete the distance during June to receive a Pewter buckle.
A St. Catharines trail event supporting the Niagara Rankin Cancer Run, offering a 21.1 km half marathon and a 7 km trail race that use the 12 Mile Creek Trail and include a descent of the Niagara escarpment.
Trail running event in Thunder Bay on June 9, 2026 with cash entry fees of $10 per person or $30 per family. Number pickup is onsite in the evening and a free Kids Mini Fun Run follows the main event.
A looped trail race in North Bay offering 7 km, 14 km, half marathon and a kids course, with aid stations, bag drop and a cup free policy. The technical course has about 240 m elevation per loop.