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Ultra Marathons Found In Ontario in Spring
View all ↓Ultra Marathons in Ontario in Spring 2026
findarace.com is Canada's favourite event discovery site. Check out our list of Spring 2026 Ultra Marathons in Ontario below.
Race Calendar: Ultra Marathons Found In Spring
Caledon Crusher 2026
Shelburne, ON
Sat 11 Apr 26
$127.51 - $181.97
endurrace 2026
Waterloo, ON
Sat 18 Apr 26
Free - $66.40
The Foxtail Rail Trail Race (Paul Turkstra Memorial) 2026
Dundas, ON
Sat 18 Apr 26
Bumrun Toronto 2026
Toronto, ON
Sun 26 Apr 26
$13.04 - $61.59
The Rugged Raccoon Night Race 2026
St. Marys, ON
Sat 02 May 26
Conquer The Canuck
Cambridge, ON
Sat 09 May 26
$89.39 - $301.79
Sulphur Springs Trail Race 2026
Hamilton, ON
Sat 23 May 26
$77.62 - $325.23
Baden Running Races 2026
Baden, ON
Sun 24 May 26
Free - $55.62
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