Horseshoe Valley Hustle

The The Devil's Key will take place in Duntroon on Saturday 23 August 2025. You can run between 15 and 66 kilometers.

Timber24 Relay is a 24-hour trail running festival held at Hardwood Ski and Bike in Oro Medonte, near Barrie, Ontario. Teams of 4 (ultra) or 8 runners collectively cover 192 km by each member running an 8 km lap every hour for 24 hours. The event features a lively atmosphere with on-site camping, a..

The Blue Bully Ultra is Ontario's only three-day stage trail running race held at Blue Mountain Resort, featuring a weekend festival of running and fun from October 3-5, 2025. The event offers three race styles: The Stampede, a fast 5km with 400m elevation; The Drive, a challenging 50km or 25km cros..

The Creemore Vertical Challenge is a trail running event held in Creemore, Ontario, featuring multiple race distances: 14K, 27.5K, 55K, and an 80K/50-mile option. The course combines about 70% gravel roads and 30% trails, winding through the scenic hills and private lands around Creemore, offering r..

Chill Session 2025 is a trail running event held at the Mansfield Outdoor Centre in Mulmur. It features three race distances: a 10K with 220m elevation gain, a 5K with 130m elevation gain, and a 1K kids' race for ages 10 and under. The courses are mostly single track trails with distinct routes from..