Trail Running calendar near Byron 2026-2027

We have found 9 Trailruns within 80 kilometers of Byron. See below where and when you can find the races.

Experience the thrill of trail running by day or night at Wildwood Conservation Area with 10 km, 25 km, and 50 km races featuring fast tracks and muddy turns.

July 2026

Experience a unique 5 km obstacle run at Boler Mountain featuring foam and oversized slides. Open to ages 7 and up with a dedicated kids zone and festival atmosphere for the whole family.

August 2026

Test your endurance at Ontario's original affiliated backyard ultra on a flat course in Arva to compete for a Silver Ticket to the World Team Championship.

September 2026

Test your grit at Gopher Dunes with 5 km or 15 km obstacle courses set in rugged Ontario terrain. Enjoy a vibrant festival atmosphere and earn your iconic orange headband alongside your teammates.

Experience a brand new Spartan venue at Gopher Dunes near London Ontario. Challenge yourself with 5K and 10K obstacle courses set across rugged farmland and forest trails.

October 2026

Enjoy a Thanksgiving tradition at London Ontario Springbank Park featuring 6.5 km and 2 km cross country loops. This family event includes a Kiddy Trot and supports the local food bank through race day donations.

Explore the scenic trails of Fanshawe Lake in London with 25 km and 50 km race options. Enjoy a fully supported trail experience featuring aid stations, finisher medals, and a post race meal.

Support animal welfare by joining a 1 km walk or 5 km run at London’s Springbank Park. Enjoy a community day featuring team challenges, refreshments, and rewards for a great cause.