Trail Running calendar near Mulmur 2025-2026

Great Mansfield Outdoors 2025 is a trail running event held at the Mansfield Outdoor Centre and Dufferin County Forest in Mulmur, Ontario. The race offers multiple distances: 50K, 25K, 10K, and 5K, with courses primarily on single-track trails featuring varying elevation gains from 130m to 1000m. Th..

The Rainbow Trail Run in Alliston, Ontario, is a trail running event held at Earl Rowe Provincial Park featuring a scenic 12K loop around the park. The course is mostly double-wide trails with grass, dirt, a bit of pavement, and bridge crossings over Earl Rowe Lake, including a short climb to a look..

The Trash Dash Fun Run is a trail running and walking event held in Midhurst Forest Tract near Barrie, Ontario. Participants can choose from 1km, 5km, or 10km courses that feature scenic routes along the river, hills, and even a train trestle. The event promotes environmental stewardship by encourag..

The Whole Enchilada is a trail running event held at Trail Hub in Uxbridge, Ontario, known as Canada's Trail Capital. The race offers multiple distances, including a challenging 50 km course featuring significant elevation gains and technical terrain through Durham Forest, Walker Woods, and Glen Maj..

The Uxbridge Run for the Diamond is a scenic running and walking event held in Uxbridge, Ontario, featuring 10K and 5K distances on winding trails and roads. Both races start and finish at Elgin Park, offering participants a picturesque course through the local landscape. The event also includes a 1..

The Utopia Backyard Ultra 2025, hosted by North of 89 Outdoors, takes place at the Tiffin Centre for Conservation in Utopia. This unique endurance event challenges runners to complete a 4.88-mile (6.7 km) loop every hour on the hour until only one finisher remains. The course features relatively fla..

Summit 700 Trail Runs is a premier trail running event held at Blue Mountain Resort in Ontario, featuring challenging courses along the Niagara Escarpment with stunning views of Georgian Bay. The event offers multiple distances including 5K, 10K, 21K, and a new 50K Ultra and Ultra Relay, plus a 1.5K..

The First Blaze Trail Race 2025 is a unique point-to-point trail running event held on the Toronto Bruce Trail, starting at Kelso Conservation Area in Milton, Ontario. Scheduled for July 12, 2025, it offers three challenging distances: a 50km race covering the entire Toronto Bruce Trail section, a 2..

The ENDURrun Sport 80 KM is an annual multi-stage running event held in Conestogo, Ontario, Canada. Spanning eight days and eight stages, participants cover a total of 80 kilometers through diverse terrains including road races, cross country, trail, and track running. The event features varied cour..

The Trails North Workshop, hosted by North of 89 Outdoors, is a comprehensive trail running event held at Devil’s Glen and Nottawasaga Bluffs. Designed for all skill levels, it offers participants a chance to improve their trail running techniques through guided sessions including yoga, hill climbin..

The Falling Water Trail Marathon and Half Marathon take place in Eugenia, Ontario, Canada, along the scenic Beaver Valley section of the Bruce Trail. This challenging trail event features a full marathon (approximately 42 km) and a half marathon (approximately 21 km), both with significant elevation..

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 an on-site camping..

The Devil's Key is a challenging trail running event held at Devil's Glen Country Club in Duntroon, Ontario, Canada. Featuring three race distances—66.6 km (The Beast), 33.3 km (The Half Beast), and 15 km (The Mini Beast)—the course is known for its steep climbs and technical descents, including mul..

The Blue Bully Ultra is Ontario's only three-day stage trail running race held at Blue Mountain Resort, set against the vibrant autumn colors of the Bruce Peninsula. Taking place October 3-5, 2025, it offers three race styles: The Stampede (a fast 5km with 400m elevation), The Drive (a challenging 5..

The Creemore Vertical Challenge is a trail running event held in Creemore, Ontario, featuring distances of 14K, 27.5K, 55K, and an 80K/50-mile race. The course combines approximately 70% gravel roads and 30% trails, winding through the scenic hills around Creemore with about half a mile of vertical..

The 5 Peaks Cider Run is a trail running event held at Slabtown Cidery/Woodnewton Farm in Uxbridge, Ontario, located on the scenic Oak Ridges Moraine. Celebrating the fall apple harvest, the race offers a unique opportunity to explore hidden trails while enjoying some of Southern Ontario's best cide..

The Beav Trail Race is a popular trail running event held at Hilton Falls Conservation Area in Milton, Ontario, Canada. The race offers three distances: 10 km, 25 km, and 50 km, with the 50 km being two loops of the 25 km course. The course features fast, groomed trails with some technical sections,..

The Chill Session 2025 is a trail running event held at the Mansfield Outdoor Centre in Mulmur. It features three 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 and distinct from the June Great..

The Golden Spike Trail Race is a winter trail running event held at Crawford Lake Conservation Area in Milton, Ontario, Canada. Scheduled for December 6, 2025, it offers three race distances: 5K, 10K, and 21K, catering to all levels from beginners to seasoned trail runners. The course features sceni..

The ENDURrun is a challenging multi-stage running event held in Conestogo, Ontario, Canada. The 21st edition in 2026 spans 8 days with 7 stages covering a total of 160 kilometers. The race features diverse courses including half marathons, time trials, cross-country runs, hill runs, technical trail..