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mi/ftkm/m
21.1km
Distance
753m
Elevation D+
2017
Latest Edition
Get Your Predicted Finish Time
Use our predictor tool to estimate your finish time based on your UTMB Index and data from 190 finisher records.
Open Time Predictor🌍
Racing in Canada?
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Hotels near Endurance Challenge Ontario Marathon 20km
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Gear up for your 21km race
Trail Shoes
Trail shoes with good grip are essential. Salomon offers reliable all-round performance, while Decathlon provides great value.
Hydration Vest
Essential for carrying water and nutrition. Salomon vests are popular for good reason, but Decathlon's alternatives do the job at half the price.
This free tool is supported by affiliate links