Ontario
Obstacle Race Calendar Ontario 2026-2027
Monthly updates for Ontario
Get new running races (and updates) in your inbox every month.
Explore the best obstacle runs in Ontario for 2026-2027! Our updated list features 17 exciting races across the region. Find your next race in Ontario below and join the running community at these great events!
October 2026
Obstacle course weekend at Blue Mountain Ski Resort on Oct 17 to 18, 2026 with Sprint 5 km, Super 10 km, Beast 21 km and kids races; complete all three to earn the Trifecta Medal.
A 5K obstacle course through Mastronardi Estate Winery in Kingsville ON on October 18, 2026, with wine served at each kilometre and professional timing by W.R.A.C.E.
February 2027
Polar Rush at Albion Hills on February 27, 2027 is a snowy 5 to 6 km obstacle run with 14 obstacles, hot chocolate, a free beer for 19 plus and a $20 youth discount.
May 2027
Obstacle course races at Brimacombe near Toronto on May 15 and 16 2027, with 5 km and 10 km courses, kids races, a 4 hour Hurricane Heat and spectator options.
June 2027
A mud run for women of about 5 km with 17+ obstacles at Binbrook Conservation Area on June 5–6, 2027, including a race kit, rinsing stations and on-site facilities.
Monthly updates for Ontario
Get new running races (and updates) in your inbox every month.
A women focused mud run at Dagmar Ski Resort with a course under five kilometres, 17 plus obstacles, on site rinsing stations and a included race kit.
A muddy 6 km obstacle course at Ultimate Family Adventure Park in Carleton Place on June 26, 2027, with 15+ OCR style obstacles, an all day pass option and a finisher medal.
July 2027
A foam filled 5K at Victoria Park in Kitchener with 25+ obstacles, a kids zone, live DJ, food vendors and a licensed beer garden.
A 5K foam run at Victoria Park in Kitchener featuring 25+ obstacles, 2.5 million cubic feet of foam, a kids fun zone and a festival area with food and a live DJ.
A foam filled 5K at Wasaga Beach with 25 plus obstacles, foam zones, a free kids fun zone, live DJ, food vendors and a licensed beer garden.
A 5K obstacle run at Boler Mountain in London, Ontario featuring 25 plus foam and water obstacles, about 2.5 million cubic feet of foam, and a family festival area.
A mud run under 5 km with 17+ obstacles at Wesley Clover Parks on July 24 and 25, 2027, designed for women with rinsing stations, changing rooms and a minimum age of 7.
August 2027
Experience 25 obstacles including the worlds largest inflatable waterslide and 2.5 million cubic feet of foam at this 5 km fun run in Ottawa
A multi day obstacle race weekend at Calabogie Peaks featuring Sprint, Super, kids races, Hurricane Heat options, and Spartan Trail Races.
Survival style running event at Malden Park in Windsor for kids adults and K9 with hidden obstacles and a participation medal, in person.
A family-friendly 5K obstacle and foam event in the Toronto area with 25+ obstacles, 2.5 million cubic feet of foam, a kids zone and festival amenities.
September 2027
Tough Mudder Toronto on Sep 11 and 12 2027 at Gopher Dunes offers 5K and 15K obstacle courses plus kids events, spectator passes, and group packages.