How many half marathons are there in Oakville?

1 upcoming, and 18 more within 100km if you are willing to drive. The next one is Oakville 21.1 on Sunday, October 4, 2026. Rebuilt from the race calendar daily.

When is the next half marathon in Oakville?

Oakville 21.1, Sunday, October 4, 2026. Open it for the start time, distances and the official registration link.

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

Half marathons in Oakville

1 upcoming in Oakville, and 18 more within 100km. Every one links to the organizer's official registration page.

5K races in Oakville 10K races in Oakville Marathons in Oakville Half marathons across Ontario

Oakville 21.1
ON · Road · 21km / 10km / 5km · starts 7:30 a.m.

Within 100km of Oakville

Sorted by how far you would have to drive.

2027 Beneva Mississauga Marathon
Mississauga, ON · Road · 42km / 21km / 10km / 5km · starts 7:30 a.m.
16 km
2027 Chilly Half Marathon
Burlington, ON · Road · 21km · starts 10:05 a.m.
17 km
Caffeine Run Toronto (Hamilton)
Hamilton, ON · Road · 5km / 10km / 21km · starts 7 a.m.
27 km
Great Rift Community Half Marathon
Hamilton, ON · Road · 5km / 21km · starts 9 a.m.
27 km
2026 Hamilton Marathon Road2Hope
Hamilton, ON · Road · 5km / 1km / 10km / 21km · starts 8 a.m.
27 km
Hamilton Road2hope Marathon
Hamilton, ON · Road · 1km / 5km / 10km
27 km
2026 TCS Toronto Waterfront Marathon
Toronto, ON · Road · 5km / 42km / 21km · starts 8 a.m.
32 km
Nemo Memorial Run - Run for the Heroes.
Toronto, ON · Road · 5km / 10km / 21km / 42km · starts 12 p.m.
32 km
Run to End Child Hunger
Toronto, ON · Road · 1mi / 5km / 10km / 21km · starts 12 p.m.
32 km
Run for the Grapes Half Marathon & 5K
Lincoln, ON · Road · 5km / 21km · starts 8:30 a.m.
37 km
Big Little Run 2026
Guelph, ON · Road · 5km / 10km / 21km · starts 8 a.m.
48 km
PHM Run for the Residents
Markham, ON · Road · 21km / 6km · starts 8 a.m.
53 km
U.S. & International Registrants, Niagara Falls 10k, Half & Marathon 2026
Niagara Falls, ON · Road · 42km / 21km / 10km · starts 7:30 a.m.
62 km
Niagara Falls 10k, Half & Marathon 2026
Niagara Falls, ON · Road · 42km / 21km / 10km · starts 7:30 a.m.
62 km
Niagara Falls International Marathon
Niagara Falls, ON · Road · 10km / 5km
62 km
Polar Bear Run - 2027
Fergus, ON · Trail · 10km / 5km / 21km · starts 10 a.m.
64 km
Georgina Spring Fling 2027
Georgina, ON · Road · 42km / 21km / 10km / 5km · starts 7:30 a.m.
88 km
Long Sault Trail Race & Ultra
Bowmanville, ON · Trail · 7km / 14km / 21km / 2km · starts 8 a.m.
94 km

Half marathons in Oakville — FAQ

How many half marathons are there in Oakville?: 1 upcoming, and 18 more within 100km if you are willing to drive. The next one is Oakville 21.1 on Sunday, October 4, 2026. Rebuilt from the race calendar daily.
When is the next half marathon in Oakville?: Oakville 21.1, Sunday, October 4, 2026. Open it for the start time, distances and the official registration link.
Do I register here?: No. Every listing links straight to the organizer's own registration page. RaceFinder never takes signups or a cut.

Missing a race? Add it. Or browse every race in Oakville and half marathons across Canada.