2026 Ultra Obscura

This page is kept as a past race archive for the Jun 13, 2026 edition in Sutton, QC. Use the links below to find upcoming races in the same area or distance category. You can also browse the 2026 race calendar.

Ultra Obscura takes over Mont SUTTON in Sutton, QC on June 13-14, 2026. This trail event offers a bold mountain setting with a race-day lineup that begins on Saturday morning and stretches into Sunday. Runners can choose from 10K, 24K, 42K, 52K, 66K, 84K, plus an 84K relay. The course is built around technical Mont SUTTON trails, with a strategic loop format, mountain views, and a kids event on the schedule.

The course starts and finishes at Mont SUTTON and uses a looped mountain-trail design. Expect technical terrain, rolling elevation changes, and a route that stays on trails throughout.

• Mountain trail running at Mont SUTTON
• Distances from 10K to 84K
• 84K relay option
• Strategic loop-based race format
• Technical, all-trail course
• Mountain views and rugged terrain
• Kids event on the program