Marathons in ON, Canada 2026 12 events
42.2 kilometres (26.2 miles) — the classic endurance test. Browse upcoming events in Canada.
Upcoming races
RunningIn 8 days
Thunder Bay Marathon
◎ Thunder Bay, Canada▤ Sep 4, 2026
42.195 km
RunningIn 2 weeks
Georgina Marathon & Half-Marathon
◎ Jacksons Point, Canada▤ Sep 13, 2026
21.1 km
RunningIn 2 weeks
WINDSOR WATERFRONT HALF MARATHON & 5KM
◎ Windsor, Canada▤ Sep 13, 2026
5 km
RunningIn 4 weeks
Great Rift Community Half Marathon
◎ Hamilton, Canada▤ Sep 27, 2026
21.1 km
RunningIn 4 weeks
Run for the Grapes Half Marathon & 5K
◎ Lincoln, Canada▤ Sep 27, 2026
5 km
RunningIn 5 weeks
2026 Muskoka Marathon
◎ Bracebridge, Canada▤ Oct 3, 2026
42.2 km
RunningIn 5 weeks
Lighthouse to Lighthouse Half Marathon & 5K
◎ Kincardine, Canada▤ Oct 4, 2026
5 km
RunningIn 7 weeks
2026 TCS Toronto Waterfront Marathon
◎ Toronto, Canada▤ Oct 17, 2026
42.2 km
RunningIn 8 weeks
U.S. & International Registrants, Niagara Falls 10k, Half & Marathon 2026
◎ Niagara Falls, Canada▤ Oct 25, 2026
10 km
RunningIn 9 weeks
2026 Hamilton Marathon Road2Hope
◎ Hamilton, Canada▤ Oct 31, 2026
42.2 km
RunningIn 6 months
2027 Chilly Half Marathon
◎ Burlington, Canada▤ Feb 28, 2027
21.1 km
RunningIn 8 months
2027 Beneva Mississauga Marathon
◎ Mississauga, Canada▤ Apr 25, 2027
42.2 km