0006
Marathons Found In Ontario in Spring
View all ↓Marathons in Ontario in Spring 2026
findarace.com is Canada's favourite event discovery site. Check out our list of Spring 2026 Marathons in Ontario below.
Race Calendar: Marathons Found In Spring
St Lawrence Marathon
Cornwall, ON
Sat 25 Apr 26
$40.37 - $100.28
2026 Beneva Mississauga Marathon
Mississauga, ON
Sun 26 Apr 26
Georgina Spring Fling 2026
Georgina, ON
Sun 03 May 26
$75.54 - $171.38
2026 Toronto Marathon
Toronto, ON
Sun 03 May 26
Marathons For Mental Health 5k/10k Race
London, ON
Sun 24 May 26
$61.59 - $77.77
SudburyROCKS 2026
Greater Sudbury, ON
Sun 24 May 26
Free - $455.43
Showing 1-6 of 6 results