Trail Running calendar near St. Williams 2026-2027

Experience one of the fastest trail races in Canada on the flat and groomed paths of Dundas Valley. Choose from distances between 5 km and 50 km in this scenic community event.

Experience Ontario oldest ultra trail event in the scenic Dundas Valley. Run through Carolinian forests on a challenging multi loop course with distances ranging from 10 km to a WSER qualifying 100 mile solo race.

Circumnavigate the City of Hamilton in this 100 mile challenge through six diverse communities. Choose between a continuous 40 hour ultra or complete the distance in stages throughout the month.

Test your mettle on the beautiful trails of Asbury Woods featuring boardwalks and single track loops. This family friendly event includes a five mile competitive race plus a kids run and free childcare.

Experience a unique endurance challenge during the longest day of the year at Marydale Park. Run solo or as a relay team for over 15 hours on a scenic 3.7 km trail loop.

Experience a self supported endurance challenge on an abandoned golf course in Erie. Run as many 2.25 mile loops as you choose from sunrise to sunset in support of a local cross country program.

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.

Experience a diverse trail event in Hamilton featuring loop-based distances from 7 km to 100 miles and unique timed elimination challenges.

Experience a scenic run through the woods and around the Howard Eaton Reservoir on a mix of gravel roads and single track trails. Choose between 5k, 10k, and half marathon distances to support local youth programs.

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.

Explore the scenic waterfalls and rugged forests of Hamilton at the Albion Ascent Trail Race. Choose from distances between 1 km and 21 km on a route showcasing the beautiful Bruce Trail and King’s Forest.

Race through a beautiful looped trail course at Christie Lake Conservation Area. With distances ranging from 5 km to a 50 km solo or relay, there is an option for every trail runner.

Experience the autumn colors of Asbury Woods during this 6 mile trail race featuring a mix of boardwalks and single track paths through 234 acres of diverse natural terrain.

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.

Experience a point to point adventure along the historic Bruce Trail from Burlington to Dundas. This sanctioned trail race offers technical terrain and scenic escarpment views with shuttle transport provided for all runners.