How many races are there in June 2027 in Ontario?

14 with a confirmed date, and the biggest group is 5K races with 12. The busiest single day is Saturday, June 5, 2027, with 4 races. Recompiled nightly from the organizers' own calendars, so the number moves as races are announced.

When should I register for a June 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.

No. Every listing links straight to the organizer's own registration page. RaceFinder never takes signups or a cut.

Races in June 2027 in Ontario

14 races with a confirmed date in June 2027 across Ontario — the biggest group is 5K races (12). The busiest day is Saturday, June 5, 2027 with 4 races. Every listing links to the organizer's official registration page.

June across Canada

The big ones in June

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

Saturday, June 5, 2027
Shoppers Drug Mart® Run for Women - Toronto 2027
Toronto, ON · Road · 5km / 10km / 1km
Saturday, June 5, 2027
2027 Moon in June Road Race Burlington
Burlington, ON · Road · 1km / 5km / 10km · from $62
Sunday, June 6, 2027
Shoppers Drug Mart® Run for Women - Hamilton 2027
Hamilton, ON · Road · 5km / 10km / 1km
Saturday, June 12, 2027
Shoppers Drug Mart® Run for Women - London 2027
London, ON · Road · 5km / 10km / 1km
Sunday, June 13, 2027
XACT Kawartha Sun Run 2027
Kawartha Lakes, ON · Road · 21km / 10km / 5km · from $70
Saturday, June 19, 2027
The Whole Enchilada
Uxbridge, ON · Road · 50km / 25km / 8km / 4km · from $47
Sunday, June 20, 2027
Community Strong Race Weekend
Sault Ste. Marie, ON · Road · 60km / 1km / 5km / 10km · from $24
Sunday, June 20, 2027
50th annual Waterloo 10 KM Classic
Conestogo, ON · Road · 10km / 5km / 3km / 200m · from $46

What June is made of

5K races · 12 10K races · 10 Half marathons · 3 Ultramarathons · 2 Marathons · 1

Where they are

Burlington · 1 Conestogo · 1 Hamilton · 1 Kawartha Lakes · 1 London · 1 Oakville · 1 Pelee Island · 1 Sault Ste. Marie · 1 Scarborough · 1 Toronto · 1 Uxbridge · 1 Vaughan · 1

Every race in June

Confirmed dates only

14 races listed

Other months

September 2026 October 2026 November 2026 December 2026 January 2027 February 2027

Races in June 2027 — FAQ

How many races are there in June 2027 in Ontario?: 14 with a confirmed date, and the biggest group is 5K races with 12. The busiest single day is Saturday, June 5, 2027, with 4 races. Recompiled nightly from the organizers' own calendars, so the number moves as races are announced.
When should I register for a June 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.