0005
Ultra Marathons Found In Ontario in May
View all ↓Ultra Marathons in Ontario in May 2026
findarace.com is Canada's favourite event discovery site. Check out our list of May 2026 Ultra Marathons in Ontario below.
Race Calendar: Ultra Marathons Found In May
The Rugged Raccoon Night Race 2026
St. Marys, ON
Sat 02 May 26
$78.50 - $111.18
Seaton Scramble Trail Race
Pickering, ON
Sat 09 May 26
$7.00 - $111.18
Conquer The Canuck
Cambridge, ON
Sat 09 May 26
$89.39 - $301.79
Sulphur Springs Trail Race 2026
Hamilton, ON
Sat 23 May 26
$50.00 - $325.23
Baden Running Races 2026
Baden, ON
Sun 24 May 26
Free - $55.62
Showing 1-5 of 5 results