Trail Running Calendar Canada 2026-2027

Trail du Mont Adstock pairs a Backyard Ultra Vertical under the Perseids with multiple trail distances, featuring a 250 m climb over 1.2 km and options from 1 km to a half marathon.

A non-profit trail run at Crimson Lake in Rocky Mountain House on August 15, 2026, offering 3 km, 10 km and 20 km options. Proceeds go to trail maintenance and online registration closes August 14.

A tide-run on August 16, 2026 at Five Islands, Nova Scotia, where low tides expose the ocean floor. Events include 5 km, 10 km, a youth run and a special muddy-course race.

XTERRA Sleeping Giant on August 16, 2026 in Thunder Bay features off road triathlon, duathlon and trail runs around Boulevard Lake and Kinsmen Park with mountain bike only courses and world championship qualification slots.

The Last Hour is the final Happy Hour Friday Night Series race, an 8 km trail run at Vanderwater Conservation Area featuring pine groves, boulder fields and riverside trails. No aid stations; parking fees apply.

Experience one of the most technical trail races in Eastern Canada across the rugged peaks of the Gaspé Peninsula. Choose from nine distances ranging from 4 to 170 km on wild paths through spectacular mountain scenery.

Two days of mountain trail running around Whistler Blackcomb, with four race distances, alpine views and lakes. The event takes place on the shared territory of the Lil’wat and Squamish Peoples.

A multi-distance trail event at West Bragg Creek near Bragg Creek AB with significant elevation and multiple aid stations, organized since 1992 by Lewiston Ultra Events.

Three trail distances at Devil's Glen on August 22, 2026 range from 16.66 km to 66.6 km, featuring steep climbs, a keyhole crawl and sections on the Bruce Trail. Aid stations are under 10 km apart and a Skeleton Key must be carried.

Mountain ultramarathon in Kimberley BC offering 108k, 54k, a half marathon and relays. Technical single track, significant elevation gain, and UTMB qualification for solo entrants.

A 24-hour team trail relay near Barrie, Ontario: teams of 1 to 8 cover 192 km in hourly 8 km laps, with on-site camping, 24-hour food service, physio support, retail and evening events.

Trail races on Campobello Island on August 22, 2026 offering 10 km 25 km and 50 km routes across Roosevelt Campobello International Park and Herring Cove Provincial Park, with aid stations and a cup-less policy.

A one day trail event on 22 August 2026 at Parc du Massif du Sud offering distances from 32 km to a 2 km kids race. Routes are technical with mixed terrain, aid stations, medals for children and top finishers.

Trail run and walk in Clearwater on 22 August 2026 with routes through old growth inland rainforest and valley views. Distances include 1 km kids, 5 km, 10 km and 21 km; registration opens 1 January 2026.

A quarry-based run in Stony Mountain on August 22, 2026 offering 2.5 km, 5 km and 10 km distances, part of MRA, MATR and Interlake series, and supporting local trail and park projects.

The 5K Foam Fest in Ottawa on August 22, 2026 is a 5K obstacle event at Wesley Clover Parks featuring 25 obstacles and large volumes of foam. The festival also offers a kids zone, live DJ, food vendors and a beer garden.

A trail event in St. John's running from Maddox Cove to Cape Spear with a listed distance of 9.3. The course is unflagged, a GPX file and Strava routes are provided and volunteers mark key points.

A Spartan obstacle race weekend at Calabogie Peaks featuring steep terrain, technical singletrack and multiple formats including Sprint, Super, kids races and Hurricane Heat near Ottawa.

A 23 mile in person race at Souris Riverbend Wildlife Management Area pitting runners against riders, with on site check in, waiver signing, and bib distribution.

Trail race at Parc Nature du Lac Beattie on August 22, 2026, with distances from 1 km to 20 km. Includes timing chip, participant gift, refreshments and a vegetarian post-race meal.