Grim Leodis

FEB
8
2026
Grim Leodis is a scenic, undulating trail run along the Leeds Liverpool Canal and River Aire in Kirkstall, with distances from 6.55 miles to a full marathon. Marshalled and supported with regular feeds, this cupless event asks runners to bring a reusable cup.
26 miles 20 miles 13 miles 7 miles

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Event

Grim Leodis is a trail running event held at the canal just off Wyther Lane in Kirkstall, following sections of the Leeds Liverpool Canal and the River Aire. The organiser offers multiple race distances and the event is licensed by the Trail Running Association under UKA rules.

Distances

  • 6.55 miles loop (lapped course)
  • Half Marathon
  • 20 miles
  • Marathon (full is two laps of the half marathon route)

Course and support

The route is undulating and mixes canal towpath, river bank, trail and a short road section. Terrain is listed as towpath, trail and road. The course is both marshalled and signed. Feed stations are provided at about every three miles and the event operates a cup-less system; runners are asked to bring a reusable cup or bottle. GPX files are available for navigation.

Practical information

There is a cut-off time of 6.5 hours to complete the course. Parking is provided at Morrison in Kirkstall (currently free all day). Earphone use is discouraged; large over-ear headphones are banned and alternatives such as bone-conducting or single-ear pieces are suggested. Age restrictions apply: most longer distances require entrants to be 18 or over; the 6.55-mile option is open to entrants aged 16 or over. Entry fees vary by distance (example prices in source range from about £26 to £42). Finisher items include a bespoke medal and end-of-race goodies. Visit the organization's website for the most recent information.

26 mi
Marathon
20 mi
20 Miles
13 mi
Half Marathon
7 mi
6.55 Miles