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Races in May 2027

91 races with a confirmed date in May 2027 across Canada — the biggest group is 5K races (56). The busiest day is Saturday, May 29, 2027 with 15 races. Every listing links to the organizer's official registration page.

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The big ones in May

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

What May is made of

5K races · 5610K races · 52Half marathons · 27Marathons · 11Ultramarathons · 9

By province

British Columbia · 22Quebec · 21Alberta · 19Ontario · 15New Brunswick · 5Nova Scotia · 3Manitoba · 2Saskatchewan · 2Newfoundland and Labrador · 2

Where they are

Calgary · 6Edmonton · 4Vancouver · 4Victoria · 3Canmore · 2Kelowna · 2Mirabel · 2Ottawa · 2Québec · 2Vernon · 2Victoriaville · 2Wakefield · 2

Every race in May

When

91 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 May 2027 — FAQ

How many races are there in May 2027 in Canada?
91 with a confirmed date, and the biggest group is 5K races with 56. The busiest single day is Saturday, May 29, 2027, with 15 races. Recompiled nightly from the organizers' own calendars, so the number moves as races are announced.
When should I register for a May 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.