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Ultra Marathons Found In Ontario
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Race Calendar: Ultra Marathons Found In Ontario
THE LIMBERLOST CHALLENGE 2026
Huntsville, ON
Sat 04 Jul 26
Free - $127.51
THE LIMBERLOST CHALLENGE 2026
Huntsville, ON
Sat 04 Jul 26
Free - $149.29
BIG Gravel Grind presented by Subaru of Sarnia
Thedford, ON
Sun 05 Jul 26
$142.76 - $175.44
2026 Summit 700 Trail Runs
Grey County, ON
Sat 11 Jul 26
$28.49 - $434.61
The First Blaze Trail Race 2026
Milton, ON
Sat 11 Jul 26
E•60, from The ENDURrun
Conestogo, ON
Mon 13 Jul 26
$45.82 - $274.57
Tally in the Valley Trail Race 2026
Hamilton, ON
Sat 25 Jul 26
Tally in the Valley Trail Race 2026
Hamilton, ON
Sat 25 Jul 26
2026 Lindsay Milk Run
Kawartha Lakes, ON
Sun 26 Jul 26
$23.83 - $66.98
Persistence Backyard Ultra
Arva, ON
Sat 01 Aug 26
Bluewater International Gran Fondo 2026
Sarnia, ON
Sun 02 Aug 26
$93.18 - $217.73
The 2026 ENDURrun Sport 80 KM
Conestogo, ON
Sun 09 Aug 26
$45.82 - $329.03
Middle Path Trail Race
Peterborough County, ON
Sat 15 Aug 26
$23.83 - $110.15
2026 Gran Fondo Lake Huron
Southampton, ON
Sat 15 Aug 26
$69.64 - $185.53
Kawartha Lakes Classic Cycling Tour
Kawartha Lakes, ON
Sat 29 Aug 26
$95.00
Welland Canal Open Water Swim
Welland, ON
Sun 30 Aug 26
$94.83 - $122.07
SOO 200
Goulais River, ON
Fri 11 Sep 26
$245.00 - $1,895.00
Grey Highlands Gran Fondo 2026
Markdale, ON
Sat 12 Sep 26
$12.06 - $182.27
Haliburton Forest Trail Race 2026
Haliburton, ON
Sat 12 Sep 26
Free - $245.09
Monster of Mazinaw Trail Race 2026
Cloyne, ON
Sat 19 Sep 26
$78.50 - $105.72
Monarch Ultra 10km
Peterborough, ON
Sat 19 Sep 26
$23.83 - $77.77
Share the Road Gran Fondo 2025
Milton, ON
Sun 20 Sep 26
$56.71 - $274.57
Share the Road Gran Fondo 2026
Milton, ON
Sun 20 Sep 26
$137.12
BLUE BULLY ULTRA
Blue Mountains, Grey
Fri 25 Sep 26
Free
BLUE BULLY ULTRA
Blue Mountains, ON
Fri 25 Sep 26
$30.00 - $350.00
Run Off-the-Grid
Mattawan, ON
Sat 26 Sep 26
Free - $459.73
Essex Region Conservation Bike Tour 2026
Kingsville, ON
Sat 26 Sep 26
$13.04 - $104.75
Rotary Tour de Dundas Gran Fondo 2026
Dundas, ON
Sun 27 Sep 26
$26.52 - $118.78
The Rides of Oktoberfest
Kingsville, ON
Sat 03 Oct 26
Free
Manotick Backyard Ultra
Ottawa, ON
Sat 03 Oct 26
$24.03 - $132.96
Run The Caves
Warsaw, ON
Sun 04 Oct 26
$13.04 - $228.84
The Hustle at Pinehurst
Ayr, ON
Sun 04 Oct 26
Free - $514.71
Sticks n' Stones Trail Race 2026
Hamilton, ON
Sat 10 Oct 26
$73.05 - $274.57
Wise Raven Trail Race
Waterloo, ON
Sat 17 Oct 26
$50.81 - $239.63
Long Sault Trail Race & Ultra
Bowmanville, ON
Sat 17 Oct 26
$18.58 - $111.18
Phoenix Trail Races
London, ON
Sat 17 Oct 26
$91.02
TMMC Fall 5 KM Classic 2026
Cambridge, ON
Sun 18 Oct 26
Free - $62.15
The Bad Thing 2026
Auburn, ON
Sat 24 Oct 26
Trick or Trot 2026
Waterloo, ON
Sat 31 Oct 26
Free - $51.26
The Beav Trail Race 2026
Milton, ON
Sat 31 Oct 26
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