How many half marathons are there in Hamilton?

4 upcoming, and 13 more within 100km if you are willing to drive. The next one is Caffeine Run Toronto (Hamilton) on Saturday, August 29, 2026. Rebuilt from the race calendar daily.

When is the next half marathon in Hamilton?

Caffeine Run Toronto (Hamilton), Saturday, August 29, 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 Hamilton

4 upcoming in Hamilton, and 13 more within 100km. Every one links to the organizer's official registration page.

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

Within 100km of Hamilton

Sorted by how far you would have to drive.

2027 Chilly Half Marathon
Burlington, ON · Road · 21km · starts 10:05 a.m.
10 km
Oakville 21.1
Oakville, ON · Road · 21km / 10km / 5km · starts 7:30 a.m.
27 km
Run for the Grapes Half Marathon & 5K
Lincoln, ON · Road · 5km / 21km · starts 8:30 a.m.
38 km
2027 Beneva Mississauga Marathon
Mississauga, ON · Road · 42km / 21km / 10km / 5km · starts 7:30 a.m.
41 km
Big Little Run 2026
Guelph, ON · Road · 5km / 10km / 21km · starts 8 a.m.
44 km
2026 TCS Toronto Waterfront Marathon
Toronto, ON · Road · 5km / 42km / 21km · starts 8 a.m.
59 km
Nemo Memorial Run - Run for the Heroes.
Toronto, ON · Road · 5km / 10km / 21km / 42km · starts 12 p.m.
59 km
Run to End Child Hunger
Toronto, ON · Road · 1mi / 5km / 10km / 21km · starts 12 p.m.
59 km
Polar Bear Run - 2027
Fergus, ON · Trail · 10km / 5km / 21km · starts 10 a.m.
65 km
U.S. & International Registrants, Niagara Falls 10k, Half & Marathon 2026
Niagara Falls, ON · Road · 42km / 21km / 10km · starts 7:30 a.m.
68 km
Niagara Falls 10k, Half & Marathon 2026
Niagara Falls, ON · Road · 42km / 21km / 10km · starts 7:30 a.m.
68 km
Niagara Falls International Marathon
Niagara Falls, ON · Road · 10km / 5km
68 km
PHM Run for the Residents
Markham, ON · Road · 21km / 6km · starts 8 a.m.
79 km

Half marathons in Hamilton — FAQ

How many half marathons are there in Hamilton?: 4 upcoming, and 13 more within 100km if you are willing to drive. The next one is Caffeine Run Toronto (Hamilton) on Saturday, August 29, 2026. Rebuilt from the race calendar daily.
When is the next half marathon in Hamilton?: Caffeine Run Toronto (Hamilton), Saturday, August 29, 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 Hamilton and half marathons across Canada.