The Grim Reaper - 10, 40, 70, 100-miles

5.0 · 1 review
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From Bog Dog Running

  • Date Sat 23rd May 2026 - Sun 24th May 2026
  • Time 07:00
  • Location Bourne, Lincolnshire
  • Price £32.00 - £150.00
  • Races 5 races
  • Distances 10 Mile, Ultra

Top rated

This is a five star event

Event summary

Get ready for an exhilarating weekend of running at The Grim Reaper, hosted by Bog Dog Running! This exciting event returns to the breathtaking Grimsthorpe Castle Estate in Bourne, Lincolnshire, on May 23 and 24, 2026. Runners of all levels are invited to challenge themselves with four solo distances: 10, 40, 70, and 100 miles, along with a thrilling 100-mile team relay option. Participants can choose from two 10-mile races, including a special night version that promises a unique experience under the stars. The course features a delightful mix of estate roads, limestone tracks, and grass trails, making it perfect for trail enthusiasts. Be sure to wear your trail shoes, especially if the weather turns damp or wet. Join us for a weekend filled with adventure, camaraderie, and unforgettable memories at The Grim Reaper!

The Grim Reaper - 10, 40, 70, 100-miles

Sat 23rd May 2026 - Sun 24th May 2026

A group of people walking and jogging along a paved path that leads to a grand, historic building with multiple towers. The building is surrounded by lush green lawns and trees under a bright blue sky. Two runners, wearing yellow tops and shorts, cross the finish line with arms raised in celebration. They are on a paved path lined with red timing mats. Behind them are trees, a row of tents, and a red canopy with people inside and one person cheering. The sky is clear. A group of people is running along a paved path through a lush green field. The sky is clear and blue, and trees dot the landscape in the distance. The runners wear various athletic clothes, and some carry backpacks. Sunlight bathes the scene, giving it a vibrant feel. A lush, green landscape with a group of people walking along a path. The scene includes rolling hills, large trees, and a river. The sky is bright blue with scattered white clouds. The group appears to be part of an organized event.

Organiser's Description

The Grim Reaper is back and he's coming for you!

We are delighted to announce that The Grim Reaper is back at the stunning Grimsthorpe Castle Estate in South Lincolnshire on May 23 & 24, 2026. Runners have the option of four solo distances - 10, 40, 70 & 100 miles - plus a 100-mile team relay. There will be two 10-mile races, one in the morning and a night version.

Expect a mix of estate roads, limestone tracks and grass trail. Trail shoes are recommended, especially in damp/wet conditions.

Races

  • 10-Miles Day Race

    Sat 23rd May 2026 (10:00)

    £32.00

    Booking for more than 1?
  • 10-Miles Night Race

    Sat 23rd May 2026 (21:00)

    £32.00

    Booking for more than 1?
  • 40-Miles Solo Ultra

    Sat 23rd May 2026 (08:00)

    £85.00

    Booking for more than 1?
  • 70-Miles Solo Ultra

    Sat 23rd May 2026 (07:00)

    £130.00

    Booking for more than 1?
  • 100-Miles Solo Ultra

    Sat 23rd May 2026 (07:00)

    £150.00

    Booking for more than 1?

Event Video

Reviews

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5.0

1 review

JM
Jonathan

·2 years ago

A really fantastic experience in beautiful surroundings! The event is very well organised and everyone is so friendly!
Thanks so much for your comments. We're buzzing that you enjoyed it!
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Bog Dog Running

Location

PE10 0LY, Bourne, United Kingdom

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23 May 2026

£32.00 - £150.00