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Fat Ass Trail Run

Quinte West, Canada • 16 Nov 2025

Fat Ass Trail Run is a multi-distance trail race at Batawa Ski Hill in Batawa, Ontario, Canada, organized by Dirty Soles Trail Running. Distances range from 5K to 50K, plus a 6-hour Bad Ass option and a 1K Big Bum Kids’ Run. The event has grown from 23 participants in 2003 to one of Ontario’s largest trail races, while preserving an inclusive, welcoming atmosphere for runners and walkers of all ages.

The course features rocks, roots, wide trails, single tracks, bridges, creek crossings, hills and meadows—often with mud or snow. Three aid stations, on-site parking, medals for top finishers, and race merchandise. No refunds; transfers allowed before deadline. Visit the organization's website for the most recent information.

Canada Ontario Quinte West

Race information

Website Registration
6 km
Bad Ass 6 Hour
50 km
25 km
24.5 Km
17 km
16.5 Km
10 km
8 km
5 km
Big Bum Kids' Run (1 Km)
Visit the organization's website for the most recent information.
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