Marathons and running races in Canada

19 marathons, 13 half marathons and 11 ultras in Canada.

The next one is the Montreal Marathon on 11 October 2026.

The flattest marathon is the Toronto Waterfront Marathon (50 m of climbing); the hilliest is the Canadian Death Race Half Death Marathon (2,130 m).

For cool racing conditions, the Montreal Marathon usually starts around 9°C.

The biggest field is at the Vancouver Marathon, with about 5,000 finishers.