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Marathon Calendar Canada 2025-2026

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Explore the best marathons in Canada for 2025-2026! Our updated list features 57 exciting races across the country. Find your next race in Canada below and join the running community at these great events!

October 2025
Oct
12
Sunday

Marathon de Magog

5 km 10 km 21 km 42 km
Oct
17-19
Fr - Su

Prince Edward Island Marathon

5 km 10 km ... 21 km 42 km
Oct
17-19
Fr - Su

Défi des Couleurs Simard

Trail Run 5 km 6 km ... 32 km 42 km
Oct
18-19
Sa - Su

Toronto Waterfront Marathon

5 km 21 km 42 km
Oct
19
Sunday

Cape Breton Fiddlers Marathon

5 km 10 km 21 km 42 km
Oct
19
Sunday

Louisbourg 5 Mile Slush Run

5 km 10 km 21 km 42 km
Oct
25-26
Sa - Su

Marathon Gaspesia

Trail Run 3 km 5 km ... 21 km 42 km
Oct
25
Saturday

Trail du Grand-Duc

Trail Run 11 km 18 km 35 km 42 km
Oct
25
Saturday

Hallows Eve

Trail Run 10 km 21 km 42 km
Oct
26
Sunday

Niagara Falls Marathon

5 km 10 km 21 km 42 km
November 2025
Nov
1
Saturday

Hamilton Marathon Road2Hope

5 km 10 km 21 km 42 km
Nov
2
Sunday

Boundary Bay Race

5 km 10 km 21 km 42 km
February 2026
Feb
15
Sunday

Embrace Winter Run

3 km 5 km ... 21 km 42 km
April 2026
Apr
26
Sunday

Gopher Attack Marathon

5 km 10 km 21 km 42 km
May 2026
May
3
Sunday

Georgina Spring Fling

5 km 10 km 21 km 42 km
May
3
Sunday

Toronto Marathon

5 km 10 km 21 km 42 km
August 2026
Aug
9
Sunday

The ENDURrun

Trail Run 10 km 15 km ... 30 km 42 km
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