The Grim Reaper

The Grim Reaper 70 Miles

70 miles·117m gain·Bourne, United Kingdom
ultraforestnighttrailloopbeginner friendly
Distance70 miles
Gain117m
Date23 May 2026

About This Race

Covering 70 miles of mixed terrain, Bourne, Lincolnshire.

Elevation Profile

Elevation profile estimated from terrain data. Actual course may differ.

The course gains 117m over 113km, with the steepest section between km 13–km 13.

Location

Practical Info

Accommodation

On-site camping is permitted on Friday and Saturday nights close to the start/finish line, making it convenient for supply storage during ultra distances.

Required Gear
  • mobile phone
  • survival blanket
  • headtorch
  • backup light
  • long-sleeved baselayer
  • waterproof jacket
  • 1-liter water capacity
  • cup

Best For

beginnersultra runnerstrail runners seeking scenic routes

Notable Features

The race takes place on the grounds of historic Grimsthorpe Castle, with runners finishing in front of the castle itself. The course features a unique mix of terrain including ancient woodland trails, a disused Victorian railway line, and paths around the estate lake, creating both scenic beauty and historical interest throughout the 10-mile loop.