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Ultra Marathons Found In Ontario
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Race Calendar: Ultra Marathons Found In Ontario
Monarch Ultra 10km
Peterborough, ON
20 Sep 25
$23.83 - $83.17
The Wolfpack Trail Event
Hamilton, ON
20 Sep 25
$56.20 - $115.54
Monster of Mazinaw Trail Race 2025
Cloyne, ON
20 Sep 25
Rotary Tour de Dundas Gran Fondo 2025
Dundas, ON
21 Sep 25
Free - $131.73
100KM MOVE
Oakville, ON
26 Sep 25
$75.00
Essex Region Conservation Bike Tour 2025
Kingsville, ON
27 Sep 25
$13.04 - $104.75
Run Off-the-Grid
Mattawan, ON
27 Sep 25
Free - $481.52
Tour d'Aldershot 2025
Burlington, ON
27 Sep 25
$10.00 - $57.90
2025 Great Lakes to Greenbelt Farm Fresh Rides – featuring one day of cycling and one day paddling
Hamilton, ON
27 Sep 25
$47.49 - $109.86
BLUE BULLY ULTRA
Blue Mountains, ON
03 Oct 25
$30.00 - $389.00
9th Annual UMEI Lightning Bolt
Essex County, ON
04 Oct 25
$29.23 - $169.49
Manotick Backyard Ultra
Ottawa, ON
04 Oct 25
$24.03 - $149.29
Run The Caves
Peterborough, ON
05 Oct 25
$13.04 - $111.18
TMMC Fall 5 KM Classic
Cambridge, ON
05 Oct 25
Free - $67.60
Sticks n' Stones Trail Race 2025
Hamilton, ON
11 Oct 25
$73.05 - $274.57
Wise Raven Trail Race
Waterloo, ON
18 Oct 25
$56.20 - $282.78
Long Sault Trail Race & Ultra
Bowmanville, ON
18 Oct 25
$18.58 - $111.18
Phoenix Trail Races
London, ON
18 Oct 25
$96.27
The Bad Thing 2025
Auburn, ON
25 Oct 25
The Beav Trail Race 2025
Milton, ON
01 Nov 25
$89.39 - $132.96
Fat Ass Trail Run
Quinte West, ON
16 Nov 25
$51.26 - $83.94
Re-Fridgee-Eighter 2026
Waterloo, ON
08 Feb 26
Free - $51.26
Caledon Crusher 2026
Shelburne, ON
11 Apr 26
$111.18 - $165.64
endurrace 2026
Waterloo, ON
18 Apr 26
Free - $66.40
The Foxtail Rail Trail Race (Paul Turkstra Memorial) 2026
Dundas, ON
18 Apr 26
Bumrun Toronto 2026
Toronto, ON
26 Apr 26
$13.04 - $56.20
The Rugged Raccoon Night Race 2026
St. Marys, ON
02 May 26
Baden Running Races 2026
Baden, ON
24 May 26
Free - $55.62
2026 Forest City Cycling Challenge
London, ON
07 Jun 26
$83.17 - $110.15
EyeRide 2026
Vaughan, ON
20 Jun 26
$55.00
Waterloo 10 KM Classic 2026
Waterloo, ON
20 Jun 26
Free - $73.05
BIG Gravel Grind presented by Subaru of Sarnia
Thedford, ON
05 Jul 26
$88.30 - $120.98
The First Blaze Trail Race 2026
Milton, ON
11 Jul 26
The 2026 ENDURrun Prelim
Conestogo, ON
13 Jul 26
$34.93 - $220.10
Tally in the Valley Trail Race 2026
Hamilton, ON
25 Jul 26
Persistence Backyard Ultra
Arva, ON
01 Aug 26
Bluewater International Gran Fondo 2026
Sarnia, ON
02 Aug 26
$98.60 - $152.75
The 2026 ENDURrun Sport 80 KM
Conestogo, ON
09 Aug 26
$34.93 - $274.57
Haliburton Forest Trail Race 2026
Haliburton, ON
12 Sep 26
Monster of Mazinaw Trail Race 2026
Cloyne, ON
19 Sep 26
Showing 1-40 of 42 results