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Races by location and type

40K Races in London

Browse upcoming 40k races in London, with race dates, distances, locations, and registration details.

1 race listed

TrailBIG Gravel Grind presented by Subaru of Sarnia 2026

BIG Gravel Grind presented by Subaru of Sarnia 2026

Jul 5, 2026
Thedford, Ontario
60K80K20K40K

More race types in London

13 races

5K

13 races

Road

7 races

10K

7 races

1K

3 races

2K

3 races

Trail

2 races

25K

2 races

50K

1 race

0.25K

1 race

0.2K

1 race

100K

1 race

2.1K

1 race

2.3K

1 race

20K

1 race

21.1K

1 race

6.5K

1 race

60K

1 race

80K

1 race

Cross Country

1 race

Fun Run / Charity

1 race

Half Marathon

1 race

Ultra