Logo

Grim Reaper Ultra Marathon

Bourne, United Kingdom • 24-25 May 2025

The Grim Reaper Ultra Marathon is a multi-distance running event set in the picturesque Grimsthorpe Castle Estate in South Lincolnshire, scheduled for May 24-25, 2025. Participants can choose from four solo distances: 10, 40, 70, and 100 miles, along with team relay options for the longer distances. The course features a scenic 10-mile loop that includes grass trails, limestone tracks, and estate roads, making it suitable for both seasoned ultra-runners and newcomers. The event emphasizes a supportive atmosphere, with camping available on-site and aid stations to assist runners. Trophies will be awarded to top finishers in various categories. Visit the organization's website for the most recent information.

United Kingdom East Midlands (England) Bourne

Race information

Website
UTMB 50K UTMB 100K UTMB 100M
100 mi
550 m+
100 Miles
70 mi
550 m+
70 Miles
40 mi
550 m+
40 Miles
10 mi
550 m+
10 Miles
Visit the organization's website for the most recent information.
Trail runs nearby

Nene Valley Trail Run

Fotheringhay - 16 mi from Bourne

The Nene Valley Trail Run is a friendly and scenic off-road running event held at Castle Farm Campsite in Fotheringhay, near Peterborough. Scheduled for June 14, 2025, it offers two race distances: 10 and 20 miles. The courses traverse the beautiful Nene Valley trails, featuring easy tracks through..

Castle Bytham 5k Chase

Castle Bytham - 6 mi from Bourne

The Castle Bytham 5K Chase is a scenic trail run held in Castle Bytham, Lincolnshire, as part of the popular Castle Bytham Midsummer Festival. The 5-kilometer course winds through open countryside, grassy trails, and rustic farm tracks, offering a picturesque and enjoyable running experience. The ev..

Notfast Ponton Plod

Great Ponton - 12 mi from Bourne

The NOTFAST Ponton Plod is a scenic running and walking event held at Great Ponton Village Centre near Grantham, Lincolnshire. Participants can choose from four distances: 10 km, 12 miles, 17 miles, or 26.4 miles, all to be completed within a generous 10-hour cutoff. The routes traverse picturesque..

10k Rauceby Estate Run

Lincolnshire - 15 mi from Bourne

The 10k Rauceby Estate Run is an exciting new running event set in the picturesque Rauceby Estate, a 2000-acre property featuring the historic Rauceby Hall. This all-terrain race covers approximately 10 kilometers, incorporating at least 25% private land that has never hosted a race before, along wi..

Wild Deer Leafkick @ Thoresby Park

Newark-on-Trent - 28 mi from Bourne

...

The Wild Deer Leafkick at Thoresby Park is a trail running event held in October 2025 at the historic Thoresby Park, home to a 17th-century mansion and over 1,000 acres of scenic parkland with wild deer and long-horned cattle. The event offers multiple distances: a family-friendly 2km, 5-mile, 10-mi..

Pumpkin Plod

Peterborough - 15 mi from Bourne

Pumpkin Plod is a timed running event held at Ferry Meadows, one of the largest country parks near Peterborough, UK. Participants run laps of a 5.3 km multi-terrain course featuring gravel footpaths and grassy areas through the scenic park. The event offers two options: a 6-hour or 4-hour challenge,..