Trail Running Calendar Ontario 2025-2026

The Haliburton Forest Trail Race is an annual ultra running event held at the Haliburton Forest & Wild Life Reserve in Ontario, Canada. Celebrating its 32nd year in 2025, the race offers multiple distances including 12K, 26K, 50K, 50 miles, and the signature 100-mile ultra. The course features rugge..

Kamview / Fresh Air Trail Run is a trail running event in Thunder Bay, Ontario, hosted around the Kamview Nordic Centre. The start/finish takes place in the Stadium area, with access from the old parking lot about 500 meters past the chalet. Participants register on site for $10 per person (family m..

North Bay Road Race in North Bay, Ontario, offers 5K, 10K, and half-marathon distances, plus a free 1-mile Kid’s Race. The course begins at the Heritage Carousels on Memorial Drive and runs along the Lake Nipissing waterfront, using the Kate Pace Way multi-use pathway for a fast, scenic route. For 2..

Berry Dreams Fun Run is a family-friendly fundraising event held at Heeman's farm near London, Ontario. It features a 1k Kids Run, plus traditional 5k and 10k routes winding through scenic farm fields. The course emphasizes accessibility with a welcoming, inclusive atmosphere—walks encouraged and no..

Set in Bruce Peninsula National Park and Fathom Five Marine National Park, the Tobermory Trail Race Weekend offers Bruce Trail running north into Tobermory, Ontario. Distances on Saturday include a marathon (42 km), half marathon (21 km), and a 7 km, with the 7k and 21k starting by bus to their trai..

Sugarbush Shenanigans is an ultrarunning event held at Sugarbush Vineyards & Winery in Hillier, Ontario, Canada. Part of the OUTRace Series, it offers 6, 12, and 24-hour solo ultra-marathon options, as well as a 24-hour relay team race. A new 12-hour night run starting at 9 PM is also available.The..

Kitchener Kids with Cancer is a Run Waterloo fundraiser held at Kiwanis Park in Kitchener, Ontario. In its 12th year, it offers a 5 km run/walk and a 10 km run, plus a free 200 m Kids Run for ages 7 and under. The dirt-trail course stays entirely within Kiwanis Park, with one loop for 5K and two loo..

The Wolfpack Ultra Championship takes place in Hamilton, Ontario, showcasing Conservation Halton’s rugged backcountry. The event centers on two 50K formats: a solo 50K Ultra and a 50K Team Relay (five runners of 10K each). Runners navigate technical climbs, winding forest trails and open ridges, wit..

Fort Henry 5KXC Cross Country Race, staged by the Kingston Road Runners Association, takes place on Fort Henry Hill in Kingston. The event features a 5-kilometer cross-country course run on a 2.5-km loop of grassy, rolling terrain, with two laps to complete the distance. A Kids 1KXC race precedes it..

Trail and Ale 2025 is a charitable running and walking event held at Blackwell Trails/Howard Watson Trail in Sarnia, Ontario, Canada. Participants can choose between 5K and 10K distances for both live and virtual formats, with kids 14 and under able to join the 5K for free with a registered adult. T..

The Monster of Mazinaw Trail Race is an ultramarathon event held at Bon Echo Provincial Park in Cloyne, Ontario. It features challenging trail distances of 10k, 30k, and 43k, with the 43k race being Canada's shortest ultramarathon. The course offers a mix of wide groomed trails and technical, rocky..

Willibald Pasture Dash is a cross-country–style running event held at Willibald Farm Distillery & Brewery on Reidsville Road in Ayr, Ontario. The race offers a 5 km option (two 2.5 km loops) and a 10 km option (four loops) on a pasture course described as a dash through the pasture. Participants enj..

The Rare Trail Party will take place in Cambridge on Sunday 21 September 2025.

Kamview / Fresh Air Trail Run is a trail running event in Thunder Bay, Ontario, with the start/finish in the Stadium area near Kamview Nordic Centre. Organized by Thunder Bay Nordic Trails and Fresh Air, the event offers on-site registration (cash) for participants, with a family cap. A Kids Mini Fu..

ELEVATE, Blue Mountain - Trail Elevation Challenge, is a City Shred event held at Blue Mountain South Base Lodge, 138 Gord Canning Dr, The Blue Mountains, Ontario. It offers adult distances of 5K, 10K, and MAX Elevation (3-hour limit), plus a new 20K relay (team of four, each running a 5K loop). Kid..

Run4Kids is a family-friendly charity running/walking event held in Exeter, Ontario at the Morrison Dam Conservation Area along the MacNaughton-Morrison Trail. On Saturday, September 27, 2025, participants can choose between a 2-km walk or a 5-km run, suitable for both casual walkers and seasoned ru..

Harvest Hustle in Guelph, Ontario is a family-friendly farm event held at Strom’s Farm and Bakery (5089 Wellington Rd 32). It offers two distances: a 5K Trail Fun Run/Walk through cedar spirals, fields, and sections of a corn maze, plus a 1/2 Mile Corn Maze Walk. The course emphasizes farm terrain a..

The Howling Ghost Trail Race takes place at Springwater Conservation Area in Aylmer, Ontario (about 40 minutes from London). The third edition offers day races of 8k, 16k, or 24k, run on wide, groomed trails through a scenic Carolinian forest, with 1–3 loops of the 8k course. A new Structural Panels..

Run Off-the-Grid is a rugged off-grid trail race in remote Northern Ontario, held at 574 Snake Creek Road, Mattawan. The event offers a 12.5 km loop (with a hike option) and 25 km or 50 km distances—the 50K is four loops, each in the opposite direction. The course is 100% trail, featuring single-tra..

Pace for the Donkeys is a 5k trail run held at the Donkey Sanctuary of Canada in Puslinch, Ontario. The event features a 5-kilometre trail route and a new 1-kilometre option, welcoming runners and walkers of all ages and abilities to enjoy scenic fields and trails through the sanctuary. It serves as..