9 races · in date order
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3Oct2026
P'tit Train du Nord Marathon
Fastest course in America on a converted rail trail
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Oct2026
Oakville 21.1
A flat, fast half along Lake Ontario's shoreline
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11Oct2026
Royal Victoria Marathon
Oceanside marathon through quiet Victoria and Oak Bay streets
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18Oct2026
Toronto Waterfront Marathon
Canada's biggest marathon, flat along Lake Ontario
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Feb2027
First Half Half Marathon
Loops Stanley Park's seawall in the dead of winter
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May2027
Fredericton Marathon
Along the Saint John River, a Boston qualifier
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May2027
Saskatchewan Marathon
Saskatoon's marathon along the South Saskatchewan River
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Jul2027
Nova Scotia Marathon
Along Nova Scotia's coast, the Lobster Capital
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Aug2027
Edmonton Marathon
A flat fast Boston Qualifier through the heart of Edmonton
More collections in Canada
The Eight MajorsFlat & FriendlyThe pink runsBeach & coast runsTrail escapesWorth the flightBig city halvesThe great 10KsEpic trailsWinter sunRun EuropeRace Guides
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A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This list is edited by RunCalendar and updated as the calendar moves. Last updated 20 September 2026.