The Grim Reaper Ultra

Date

22–23 May 2027

Location

Grimsthorpe, Lincolnshire

Region

East Midlands

Distances

10 miles, 40 miles, 70 miles, 100 miles

Terrain

Trail

Organiser

Bog Dog Running

Entry from

£35

Repeated 10-mile laps of the Grimsthorpe Castle estate near Bourne, on parkland and woodland trails, running through the night. Runners choose 40, 70 or 100 miles, and there are also 10-mile day and night races. The lapped format makes crewing easy.

The Grim Reaper Ultra takes place on 22–23 May 2027 in Grimsthorpe, Lincolnshire, with 10 miles, 40 miles, 70 miles, 100 miles on offer.

Check the organiser's mandatory kit list and cut-off times before race day.

Grimsthorpe, Lincolnshire