Scheduled for August 23, 2025, the Devil’s Key Trail Race is a demanding event held at Devil’s Glen Country Club in Duntroon, Ontario. Participants can choose from three distances: the 66.6K "Beast", 33.3K "Half Beast", and 15K "Mini Beast", each featuring significant elevation gains and technical terrain. Runners will navigate steep ascents, including climbs up Devil's Glen Ski Hill and Pretty River Valley, and pass through landmarks like the "keyhole" on the Keyhole Side Trail. The course offers scenic views of the Bruce Trail and challenges even seasoned trail runners. All participants receive a skeleton key to carry during the race, adding a unique twist to the experience.
Races
67k
33k
15k
Race Date:
23 August, 2025
The Beast is a 66.6 km ultra held on August 23, 2025, at Devil's Glen Country Club in Duntroon, Ontario, organized by Happy Trails Racing. With 1,829 meters of elevation gain, it challenges runners across brutal climbs, technical trails, and the highest point on the Bruce Trail.
Race Date:
23 August, 2025
The Half Beast, part of the Devil's Key Trail Race on August 23, 2025, in Duntroon, Ontario, is hosted by Happy Trails Racing. This 33.3 km course packs 762 meters of elevation gain over rugged terrain, including two major ascents.
Race Date:
23 August, 2025
The Mini Beast is a 15 km trail race held on August 23, 2025, in Duntroon, Ontario, and organized by Happy Trails Racing. Featuring 366 meters of elevation gain and a steep early climb, it delivers a fierce but shorter challenge.
Weather based on historical averages.
FAQs
What is the The Beast?
How long is the The Beast?
Where does the The Beast take place?
What is the elevation gain of the The Beast?
How can I prepare for the The Beast?
How do I choose the right training plan for the The Beast?
The Beast is a 66.6 km ultra held on August 23, 2025, at Devil's Glen Country Club in Duntroon, Ontario, organized by Happy Trails Racing. With 1,829 meters of elevation gain, it challenges runners across brutal climbs, technical trails, and the highest point on the Bruce Trail.
The The Beast is 66km long.
The The Beast takes place in Duntroon, ON, Canada.
The The Beast elevation gain is 1829 metres, which Runna classifies as a Hilly race.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the The Beast?
The Beast is a 66.6 km ultra held on August 23, 2025, at Devil's Glen Country Club in Duntroon, Ontario, organized by Happy Trails Racing. With 1,829 meters of elevation gain, it challenges runners across brutal climbs, technical trails, and the highest point on the Bruce Trail.
How long is the The Beast?
The The Beast is 66km long.
Where does the The Beast take place?
The The Beast takes place in Duntroon, ON, Canada.
What is the elevation gain of the The Beast?
The The Beast elevation gain is 1829 metres, which Runna classifies as a Hilly race.
How can I prepare for the The Beast?
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the The Beast?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the The Half Beast?
How long is the The Half Beast?
Where does the The Half Beast take place?
What is the elevation gain of the The Half Beast?
How can I prepare for the The Half Beast?
How do I choose the right training plan for the The Half Beast?
The Half Beast, part of the Devil's Key Trail Race on August 23, 2025, in Duntroon, Ontario, is hosted by Happy Trails Racing. This 33.3 km course packs 762 meters of elevation gain over rugged terrain, including two major ascents.
The The Half Beast is 33km long.
The The Half Beast takes place in Duntroon, ON, Canada.
The The Half Beast elevation gain is 762 metres, which Runna classifies as a Hilly race.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the The Half Beast?
The Half Beast, part of the Devil's Key Trail Race on August 23, 2025, in Duntroon, Ontario, is hosted by Happy Trails Racing. This 33.3 km course packs 762 meters of elevation gain over rugged terrain, including two major ascents.
How long is the The Half Beast?
The The Half Beast is 33km long.
Where does the The Half Beast take place?
The The Half Beast takes place in Duntroon, ON, Canada.
What is the elevation gain of the The Half Beast?
The The Half Beast elevation gain is 762 metres, which Runna classifies as a Hilly race.
How can I prepare for the The Half Beast?
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the The Half Beast?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Mini Beast?
How long is the Mini Beast?
Where does the Mini Beast take place?
What is the elevation gain of the Mini Beast?
How can I prepare for the Mini Beast?
How do I choose the right training plan for the Mini Beast?
The Mini Beast is a 15 km trail race held on August 23, 2025, in Duntroon, Ontario, and organized by Happy Trails Racing. Featuring 366 meters of elevation gain and a steep early climb, it delivers a fierce but shorter challenge.
The Mini Beast is 15km long.
The Mini Beast takes place in Duntroon, ON, Canada.
The Mini Beast elevation gain is 366 metres, which Runna classifies as a Hilly race.
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
What is the Mini Beast?
The Mini Beast is a 15 km trail race held on August 23, 2025, in Duntroon, Ontario, and organized by Happy Trails Racing. Featuring 366 meters of elevation gain and a steep early climb, it delivers a fierce but shorter challenge.
How long is the Mini Beast?
The Mini Beast is 15km long.
Where does the Mini Beast take place?
The Mini Beast takes place in Duntroon, ON, Canada.
What is the elevation gain of the Mini Beast?
The Mini Beast elevation gain is 366 metres, which Runna classifies as a Hilly race.
How can I prepare for the Mini Beast?
The best way to train for the next race is to use a personalised training plan that takes into account your current running ability, schedule, and preferences.
This will help you steadily improve your running performance and get ready for the race without risking an injury.
Check out our training plans to find the best running program for your goals!
How do I choose the right training plan for the Mini Beast?
Which plan you choose will depend on your experience, schedule, objectives, and the date of the race.
Runna offers personalised training plans for every runner and every goal: Whether this is your first, 10th or 100th race, we'll help you get the most out of your training and smash your goals.
Check out our training plans to find the best running program for your goals!
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Sport:
Running
Tags:
Nature
Fun Run
This event listing is for informational purposes only. Runna is not affiliated with, endorsed by, or sponsored by Devil's Key Trail Race or Happy Trails Racing. All event details are based on publicly available information and are provided solely to help users discover running events. Runna does not use any official logos, images, or proprietary content from this event or its organiser. Any trademarks or names mentioned are used descriptively to identify the event in a factual manner. For the most accurate and up to date information (including to register or purchase an entry to the event), please visit the Devil's Key Trail Race website.
