Half marathons in Oakville
1 upcoming in Oakville, and 14 more within 100km. Every one links to the organizer's official registration page.
More half marathons near Oakville
Everything within 100km, sorted by how far you would have to drive.
- Sunday, April 25, 202716 km
2027 Beneva Mississauga Marathon
Mississauga, ON · Road · 42km / 21km / 10km / 5km · starts 7:30 a.m.
- Sunday, February 28, 202717 km
2027 Chilly Half Marathon
Burlington, ON · Road · 21km · starts 10:05 a.m. · from $95
- Sunday, November 1, 202627 km
2026 Hamilton Marathon Road2Hope
Hamilton, ON · Road · 42km / 21km / 10km / 5km · starts 8 a.m. · from $66
- Sunday, October 18, 202632 km
2026 TCS Toronto Waterfront Marathon
Toronto, ON · Road · 42km / 21km / 5km / 1km · starts 8 a.m.
- Friday, November 27, 202632 km
Nemo Memorial Run - Run for the Heroes.
Toronto, ON · Road · 42km / 21km / 10km / 5km · starts 12 p.m. · from $29
- Thursday, December 31, 202632 km
Run to End Homelessness
Toronto, ON · Road · 42km / 21km / 10km / 5km · starts 12 p.m. · from $29
- Thursday, December 31, 202632 km
Run to End Child Hunger
Toronto, ON · Road · 42km / 21km / 10km / 5km · starts 12 p.m. · from $40
- Saturday, May 29, 202735 km
Sulphur Springs
Ancaster, ON · Trail · 100km / 50mi / 50km / 20km
- Saturday, October 3, 202653 km
PHM Run for the Residents
Markham, ON · Road · 21km / 6km · starts 8 a.m.
- Sunday, October 25, 202662 km
Niagara Falls 10k, Half & Marathon 2026Sold out
Niagara Falls, ON · Road · 42km / 21km / 10km · starts 7:30 a.m. · from $107
- Sunday, October 25, 202662 km
Niagara Falls International Marathon
Niagara Falls, ON · Road · Marathon / Half marathon / 10km / 5km
- Saturday, January 30, 202764 km
Polar Bear Run - 2027
Fergus, ON · Trail · 21km / 10km / 5km · starts 10 a.m. · from $45
- Sunday, May 2, 202788 km
Georgina Spring Fling 2027
Georgina, ON · Road · 42km / 21km / 10km / 5km · starts 7:30 a.m. · from $76
- Saturday, October 17, 202694 km
Long Sault Trail Race & Ultra
Bowmanville, ON · Trail · 21km / 14km / 7km / 2km · starts 8 a.m. · from $95
New races in Oakville, once a month
Newly listed races, and the registrations closing in the next three weeks. One email a month, one click to leave.
Half marathons in Oakville — FAQ
- How many half marathons are there in Oakville?
- 1 upcoming, and 14 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.