Saturday, October 3, 2026 Denholm, QC, CAN

Trail 50k

Relentless at the Ark Trail Race

113 days away

50km Distance

2.5 Grit Score

Entry Level Level

Vertical Intensity 0 D+/km

Flat Hilly Mtn

This course is relatively flat and fast. Ideal for PB attempts.

The Aid Station

Course-specific beta from the community

⛰️ terrain

This is a fast & flat course. Expect fast, runnable sections where rhythm is key.

By UltraHub Expert

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

OPENFREE MAP (LIBRE)

This race starts with an 18km gravel road prologue loop before arriving back at The Ark for 3 relentless loops of the 10.5km course.