Trail races in Ontario
Trail races across Ontario: 26 with a confirmed date (65 more are waiting on a date). Next up: Fat Ass Trail Run on November 15, 2026.
Updated daily — every listing links to the organizer's official registration page.
When
91 races listed
- Sunday, November 15, 2026
Fat Ass Trail RunReg closes soon
Quinte West, ON · Trail · 50km / 24km / 16km / 10km · from 60
- Saturday, December 5, 2026
Ugly Sweater 5k Canicross and Trail Run/Walk
Vaughan, ON · Trail · 5km · from 81
- Date to be announced
The Golden Spike Trail RaceDate TBA
Milton, ON · Trail · 5km / 10km / 21km
- Saturday, December 19, 2026
The Frostbite Solstice Trail Race 2026
Mount Hope, ON · Trail · from 95
- Saturday, January 9, 2027
Dion Ignite The Night Snowshoe Race
Morrisburg, ON · Trail
- Saturday, January 16, 2027
Dion Mighty Chickadee Snowshoe Race
Nobleton, ON · Trail · from 56
- Saturday, January 23, 2027
Snowy Soles
Brighton, ON · Trail · 6.5km
- Friday, January 29, 2027
Kawartha Lakes Winter Festival
Kawartha Lakes, ON · Trail · 1km / 5km / 10km · from 9
- Saturday, January 30, 2027
Polar Bear Run - 2027
Fergus, ON · Trail · 10km / 5km / 21km · from 56
- Date to be announced
Persistence Racing's 5th Anniversary RunDate TBA
London, ON · Trail · 5km / 8km
New races in Ontario, once a month
Newly listed races, and the registrations closing in the next three weeks. One email a month. Every subscriber is in the monthly $25 gift-card draw, held on the 1st. One click to leave.
- Saturday, April 10, 2027
Caledon Crusher
Mono, ON · Trail · 50km / 25km
- Date to be announced
FitFarm Little Loop UltraDate TBA
Strathroy, ON · Trail · 2km / 200m
- Date to be announced
Pick Your Poison Trail RunDate TBA
Barrie, ON · Trail · 50km / 25km / 12km
- Date to be announced
Pure Grit Trail RaceDate TBA
Hepworth, ON · Trail · 2km / 5km / 7km / 15km
- Date to be announced
5 Peaks Trail Running Series: KelsoDate TBA
Milton, ON · Trail · 3km / 1km
- Date to be announced
The Rugged Raccoon Night RaceDate TBA
St. Marys, ON · Trail · 10km / 25km / 50km
- Date to be announced
Seaton Scramble Trail RaceDate TBA
Pickering, ON · Trail · 50km / 7km / 15km / 25km
- Date to be announced
Conquer The CanuckDate TBA
Cambridge, ON · Trail · 12km / 25km / 50km
- Saturday, May 15, 2027
Horseshoe Valley Hustle
Barrie, ON · Trail · 5km / 10km / 1km · from 19
- Saturday, May 15, 2027
Boomerang Trail Run
Brighton, ON · Trail
- Saturday, May 29, 2027
Sulphur Springs Trail Race
Ancaster, ON · Trail · 100mi / 100km / 50mi / 20km
- Date to be announced
TTUAH - Trail Terrier Ultra Around HamiltonDate TBA
Carlisle, ON · Trail · 100mi
- Date to be announced
The Endless Pit Backyard UltraDate TBA
Midland, ON · Trail
- Date to be announced
Tails on TrailsDate TBA
Waterloo, ON · Trail · 5km / 2500m / 2km / 200m
- Date to be announced
The Don McMaster Memorial 12 Mile Creek Trail Half Marathon & 7kDate TBA
St. Catharines, ON · Trail · 21km / 7km
- Date to be announced
5 Peaks Trail Running Series: Crawford LakeDate TBA
Milton, ON · Trail · 3km / 1km
- Date to be announced
Bread and Honey Trail RunDate TBA
Mississauga, ON · Trail
- Friday, June 11, 2027
The Ribbon 200
The Blue Mountains, ON · Trail · 200mi / 100mi / 72.5km
- Friday, June 11, 2027
Ribbon TrailFest
Caledon, ON · Trail · 50km
- Date to be announced
Look Out Trail RaceDate TBA
North Bay, ON · Trail · 7km / 14km / 21km / 2km
- Date to be announced
Rainbow Trail RunDate TBA
Simcoe County, ON · Trail · 12km / 24km / 50km / 62km
- Date to be announced
Timber TasterDate TBA
Barrie, ON · Trail
- Date to be announced
Uxbridge Run for the DiamondDate TBA
Uxbridge, ON · Trail · 1km / 10km / 5km
- Friday, June 18, 2027
The First Hour: Part of the Happy Hour Series
Brighton, ON · Trail · 8km
- Saturday, June 19, 2027
The Whole Enchilada
Uxbridge, ON · Trail · 50km / 25km / 8km / 4km · from 47
- Date to be announced
The Sunburn Solstice Trail RunDate TBA
Mount Hope, ON · Trail
- Date to be announced
The Good Games - GuelphDate TBA
Guelph, ON · Trail · 5km / 10km / 2km
- Saturday, July 3, 2027
The Limberlost Challenge
Huntsville, ON · Trail · 56km / 42km / 28km / 14km
- Saturday, July 10, 2027
2027 Summit 700 Trail Runs
Grey County, ON · Trail · 1km / 5km / 10km / 21km · from 66
- Saturday, July 10, 2027
Utopia Backyard Ultra
Utopia, ON · Trail · 6.7km
Trail races in Ontario — FAQ
- How many trail races are there in Ontario in 2026?
- Trail races listed for Ontario right now: 26 with a confirmed date, plus 65 that ran last season and haven't announced their next one. The list refreshes nightly as organizers announce new dates.
- What is the next one in Ontario?
- Fat Ass Trail Run in Quinte West on November 15, 2026.
- Which Ontario cities host the most trail races?
- Brighton (3), Quinte West (1), Vaughan (1).