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Marathons Found In Ontario in Spring
View all ↓Marathons in Ontario in Spring 2025
findarace.com is Canada's favourite event discovery site. Check out our list of Spring 2025 Marathons in Ontario below.
Race Calendar: Marathons Found In Spring
St Lawrence Marathon
Cornwall, ON
26 Apr 25
$45.82 - $100.28
Beneva Mississauga Marathon 2025
Mississauga, ON
27 Apr 25
Beneva Mississauga Marathon Volunteer Page
Mississauga, ON
27 Apr 25
Free
Georgina Spring Fling 2025
Georgina, ON
04 May 25
$75.54 - $171.38
Run and Roll
Leamington, ON
04 May 25
$32.03
2025 Toronto Marathon
Toronto, ON
04 May 25
SudburyROCKS 2025
Greater Sudbury, ON
25 May 25
$56.20 - $433.84
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