Half marathons in Ancaster
1 upcoming in Ancaster, and 15 more within 100km. Every one links to the organizer's official registration page.
More half marathons near Ancaster
Everything within 100km, sorted by how far you would have to drive.
- Sunday, September 27, 20269 km
Great Rift Community Half Marathon
Hamilton, ON · Road · 21km / 5km · starts 9 a.m. · from $60
- Sunday, September 27, 20269 km
Albion Ascent Trail Race
Hamilton, ON · Trail · 21km / 10km / 5km
- Sunday, November 1, 20269 km
2026 Hamilton Marathon Road2Hope
Hamilton, ON · Road · 42km / 21km / 10km / 5km · starts 8 a.m. · from $66
- Sunday, February 28, 202718 km
2027 Chilly Half Marathon
Burlington, ON · Road · 21km · starts 10:05 a.m. · from $95
- Sunday, October 4, 202635 km
Oakville 21.1
Oakville, ON · Road · 21km / 10km / 5km · starts 7:30 a.m. · from $70
- Sunday, September 27, 202642 km
Big Little Run 2026
Guelph, ON · Road · 21km / 10km / 5km · starts 8 a.m. · from $67
- Sunday, September 27, 202646 km
Run for the Grapes Half Marathon & 5K
Lincoln, ON · Road · 21km / 5km · starts 8:30 a.m. · from $62
- Sunday, April 25, 202748 km
2027 Beneva Mississauga Marathon
Mississauga, ON · Road · 42km / 21km / 10km / 5km · starts 7:30 a.m.
- Saturday, January 30, 202762 km
Polar Bear Run - 2027
Fergus, ON · Trail · 21km / 10km / 5km · starts 10 a.m. · from $45
- Sunday, October 18, 202667 km
2026 TCS Toronto Waterfront Marathon
Toronto, ON · Road · 42km / 21km / 5km / 1km · starts 8 a.m.
- Friday, November 27, 202667 km
Nemo Memorial Run - Run for the Heroes.
Toronto, ON · Road · 42km / 21km / 10km / 5km · starts 12 p.m. · from $29
- Thursday, December 31, 202667 km
Run to End Child Hunger
Toronto, ON · Road · 42km / 21km / 10km / 5km · starts 12 p.m. · from $40
- Sunday, October 25, 202675 km
Niagara Falls 10k, Half & Marathon 2026
Niagara Falls, ON · Road · 42km / 21km / 10km · starts 7:30 a.m. · from $107
- Sunday, October 25, 202675 km
Niagara Falls International Marathon
Niagara Falls, ON · Road · Marathon / Half marathon / 10km / 5km
- Saturday, October 3, 202687 km
PHM Run for the Residents
Markham, ON · Road · 21km / 6km · starts 8 a.m.
Half marathons in Ancaster — FAQ
- How many half marathons are there in Ancaster?
- 1 upcoming, and 15 more within 100km if you are willing to drive. The next one is Sulphur Springs on Saturday, May 29, 2027. Rebuilt from the race calendar daily.
- When is the next half marathon in Ancaster?
- Sulphur Springs, Saturday, May 29, 2027. 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 Ancaster and half marathons across Canada.