2018 - 2019 Ontario Race Calendar in August

Browse our Marathons, Half Marathons, Ultra marathons, Multiday events organized in Ontario during the month of August among 17 races.

17 races

Iroquoia Trail Test

7K
2018-08-18 - 08:00
North America / Canada / Ontario / Kilbride
Shorter than 10 km race
Trail Running Flat Solo

Iroquoia Trail Test

18K
2018-08-18 - 08:00
North America / Canada / Ontario / Kilbride
10 km race to Half Marathon
Trail Running Hilly Solo

Iroquoia Trail Test

34 K
2018-08-18 - 07:45
North America / Canada / Ontario / Kilbride
Half Marathon to Full Marathon
Trail Running Hilly Solo

Bayshore Race

5K
2018-08-26 - 08:30
North America / Canada / Ontario / Owen Sound
5k race
Road Running

Bayshore Race

Half Marathon
2018-08-26 - 07:30
North America / Canada / Ontario / Owen Sound
Half Marathon
Road Running

Bayshore Race

10K
2018-08-26 - 08:00
North America / Canada / Ontario / Owen Sound
10k race
Road Running

Urban Jungle and Fitness Challenge

2017-08-13
North America / Canada / Ontario / Smiths Falls
Unkwnon distance race
Obstacle Race

5K Foam Fest - London

2017-08-19
North America / Canada / Ontario / London
Unkwnon distance race
Obstacle Race

Tough Mudder Toronto

Sunday
2017-08-19
North America / Canada / Ontario / Coldwater
Unkwnon distance race
Obstacle Race

Tough Mudder Toronto

Saturday
2017-08-19
North America / Canada / Ontario / Coldwater
Unkwnon distance race
Obstacle Race

Muskoka Rocks

10k Run
2018-08-05 - 09:00
North America / Canada / Ontario / Minett
10k race
Road Running Solo

Muskoka Rocks

5k Run / Walk
2018-08-05 - 09:10
North America / Canada / Ontario / Minett
5k race
Road Running Solo
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