0011
Marathons Found In Ontario in Fall
View all ↓Marathons in Ontario in Fall 2025
findarace.com is Canada's favourite event discovery site. Check out our list of Fall 2025 Marathons in Ontario below.
Race Calendar: Marathons Found In Fall
Niagara Ultra 2025
Niagara-on-the-Lake, ON
21 Jun 25
Community Strong Race Weekend
Sault Ste. Marie, ON
21 Jun 25
$15.20 - $66.98
The 2025 Perth World Record Kilt Run
Perth, ON
21 Jun 25
$7.64 - $1,081.24
Cooper Robertson Foundation – Run With Coops!
Grimsby, ON
03 Oct 25
Free - $20.00
2025 Muskoka Marathon
Bracebridge, ON
05 Oct 25
$24.02 - $143.84
2025 TCS Toronto Waterfront Marathon
Toronto, ON
18 Oct 25
2025 Women's Training Program
Toronto, ON
19 Oct 25
Free
U.S. & International Registrants, Niagara Falls 5k, 10k, Half & Marathon 2025
Niagara Falls, ON
26 Oct 25
$41.50 - $134.09
Niagara Falls 5k, 10k, Half & Marathon 2025
Niagara Falls, ON
26 Oct 25
$41.50 - $139.53
2025 Hamilton Marathon Road2Hope
Hamilton, ON
01 Nov 25
$1.00 - $10.00
Run to End Child Hunger
Toronto, ON
31 Dec 25
$40.00
Showing 1-11 of 11 results