Trail races in Ontario
Trail races across Ontario: 47 with a confirmed date (52 more are waiting on a date). Hamilton, Brighton and Ottawa have the most. Next up: Harvest Hustle on September 26, 2026.
Updated daily — every listing links to the organizer's official registration page.
When
99 races listed
- Saturday, September 26, 2026
Harvest HustleReg closes soon
Guelph, ON · Trail · 5km · from 62
- Saturday, September 26, 2026
Run Off-the-Grid
Mattawan, ON · Trail · 50km / 25km / 5km · from 122
- Saturday, September 26, 2026
The Howling Ghost Trail Race
Aylmer, ON · Trail · 8km / 16km / 24km · from 65
- Sunday, September 27, 2026
BLUE BULLY ULTRA
Blue Mountains, ON · Trail
- Sunday, September 27, 2026
PACE FOR THE DONKEYS 5k TRAIL RUN 2026
Wellington County, ON · Trail · 5km / 1km · from 40
- Sunday, September 27, 2026
2026 Trail Trot
Sault Ste. Marie, ON · Trail · 5km / 2.7km / 2km / 1km
- Date to be announced
ELEVATE, Blue Mountain - Trail Elevation ChallengeDate TBA
Grey County, ON · Trail · 5km / 10km / 1km / 2km
- Sunday, September 27, 2026
Albion Ascent Trail Race
Hamilton, ON · Trail · 21km / 10km / 5km
- Wednesday, September 30, 2026
Manotick Backyard UltraReg closes soonPrice rises soon
Ottawa, ON · Trail · 1km / 5km · from 24
- Saturday, October 3, 2026
2026 5 Peaks Trail Running Series: Heart LakeReg closes soonPrice rises soon
Brampton, ON · Trail · 3km / 1km · from 91
New races in Ontario, once a month
Newly listed races, and the registrations closing in the next three weeks. One email a month, one click to leave.
- Saturday, October 3, 2026
The Talon Trail RaceReg closes soon
Parkhill, ON · Trail · 26km / 11km / 7km / 3km · from 46
- Saturday, October 3, 2026
UpRiver Running Fall Races
Thunder Bay, ON · Trail · 50km / 25km / 10km
- Sunday, October 4, 2026
Run The CavesPrice rises soon
Warsaw, ON · Trail · 5km / 1km / 10km / 15km · from 45
- Sunday, October 4, 2026
The Hustle at PinehurstReg closes soon
Ayr, ON · Trail · 12km / 25km / 50km · from 130
- Date to be announced
Run The CavesDate TBA
Peterborough, ON · Trail · 1km / 5km / 10km / 15km
- Saturday, October 10, 2026
Sticks n' Stones Trail Race 2026Reg closes soon
Hamilton, ON · Trail · 5km / 10km / 26km / 53km · from 73
- Saturday, October 10, 2026
Fenelon Falls Turkey Trot Trail Race & Family Fun Run
Kawartha Lakes, ON · Trail · 1km / 5km / 10km · from 35
- Sunday, October 11, 2026
Turkey Gobbler Trail Run 2026
Sudbury, ON · Trail · 8km / 1km / 3km · from 36
- Saturday, October 17, 2026
Wise Raven Trail Race
Waterloo, ON · Trail · 5km / 10km / 25km / 50km · from 56
- Saturday, October 17, 2026
Long Sault Trail Race & Ultra
Bowmanville, ON · Trail · 7km / 14km / 21km / 2km · from 95
- Saturday, October 17, 2026
Phoenix Trail Races
London, ON · Trail · 25km / 50km · from 30
- Saturday, October 17, 2026
Creemore Vertical Challenge
Creemore, ON · Trail · 80km / 55km / 27.5km / 14km
- Sunday, October 18, 2026
The Wawa Trifecta
Wawa, ON · Trail · 6km / 1km / 22km · from 15
- Date to be announced
HEAD FOR THE HILLS TRAIL RACEDate TBA
St. Catharines, ON · Trail · 1km / 5km / 10km
- Date to be announced
Algonquin Trail Race - PetawawaDate TBA
Petawawa, ON · Trail · 3km / 5km / 10km
- Date to be announced
Lappe Sawdust RunDate TBA
Thunder Bay, ON · Trail
- Date to be announced
Trails & Tails ClassicDate TBA
Halton Hills, ON · Trail · 3km / 5km / 10km
- Date to be announced
Halloween Hustle Trail Running RaceDate TBA
Barrie, ON · Trail
- Saturday, October 24, 2026
The Bad Thing 2026
Auburn, ON · Trail · 25km / 50km · from 140
- Saturday, October 24, 2026
The Lost Valley Trail Race 2026
Dundas, ON · Trail · 10km / 25km · from 89
- Sunday, October 25, 2026
The Hybrid Heart: 5K & 10K Trail Race
Ottawa, ON · Trail · 5km / 10km · from 62
- Saturday, October 31, 2026
Horseshoe Valley Hustle Trail & Ultra Challenge
Barrie, ON · Trail · 5km / 10km / 1km · from 19
- Saturday, October 31, 2026
Cornwall Multisport Club Frightening Fall Trail Race
Cornwall, ON · Trail
- Saturday, November 7, 2026
Oakville Remembrance Trail Run
Oakville, ON · Trail
- Saturday, November 7, 2026
The Beav Trail Race 2026
Milton, ON · Trail · 10km / 25km / 50km · from 89
- Saturday, November 7, 2026
Murphy’s Mission
Hamilton, ON · Trail · 5km / 10km · from 75
- Saturday, November 7, 2026
Trails & Tails Classic
Mono, ON · Trail · 3km / 5km / 10km · from 41
- Sunday, November 15, 2026
Fat Ass Trail Run
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 76
- Date to be announced
The Golden Spike Trail RaceDate TBA
Milton, ON · Trail · 5km / 10km / 21km
Trail races in Ontario — FAQ
- How many trail races are there in Ontario in 2026?
- Trail races listed for Ontario right now: 47 with a confirmed date, plus 52 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?
- Harvest Hustle in Guelph on September 26, 2026.
- Which Ontario cities host the most trail races?
- Hamilton (3), Brighton (3), Ottawa (2).