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Races in October 2027

25 races with a confirmed date in October 2027 across Canada — the biggest group is 5K races (12). The busiest day is Sunday, October 3, 2027 with 7 races. Every listing links to the organizer's official registration page.

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The big ones in October

Multi-distance race weekends — the ones worth planning around.

What October is made of

5K races · 12Half marathons · 1210K races · 9Marathons · 5Ultramarathons · 5

By province

Ontario · 7Quebec · 6British Columbia · 4Alberta · 3Newfoundland and Labrador · 3Nova Scotia · 1Manitoba · 1

Where they are

Calgary · 2Pouch Cove · 2Thunder Bay · 2Vernon · 2Advocate Harbour · 1Beaupré · 1Canmore · 1Gibsons · 1Lac-Beauport · 1Oakville · 1Ottawa · 1Québec · 1

Every race in October

When

25 races listed

New races, once a month

Newly listed races, and the registrations closing in the next three weeks. One email a month. Every subscriber is in the monthly $25 gift-card draw, held on the 1st. One click to leave.

Other months

November 2026December 2026January 2027February 2027March 2027April 2027

Races in October 2027 — FAQ

How many races are there in October 2027 in Canada?
25 with a confirmed date, and the biggest group is 5K races with 12. The busiest single day is Sunday, October 3, 2027, with 7 races. Recompiled nightly from the organizers' own calendars, so the number moves as races are announced.
When should I register for a October race?
Most Canadian races take entries until race week — what expires first is the price tier, not the spot. Check the fee window on the race's page before you wait.
Do I sign up here?
No. Every listing links straight to the organizer's own registration page. RaceFinder never takes signups or a cut.

Planning further out? Build a season, see when race season peaks in Canada, or check which entry fees go up next.