top of page

Sun, 21 May



Oswiu's Revenge MMXXIII

Oswiu's Revenge will be a trail running event circa 10 miles around the Black Hambleton and Silton Woods area south of Osmotherley. Oswiu's Revenge is an off-road running event over moorland, forest tracks and ancient trods with outstanding views of the North Yorks Moors and the Vale of York...

Registration is closed
See other events
Oswiu's Revenge MMXXIII
Oswiu's Revenge MMXXIII

Time & Location

21 May 2023, 09:00 BST – 22 May 2023, 13:30 BST

Osmotherley, 3QB, Cleveland Wy., Osmotherley, Northallerton DL6 3QA, UK

About the event

Oswiu's Revenge will be a trail running event circa 10 miles around the Black Hambleton and Silton Woods area south of Osmotherley.

The route will take you along forest tracks and ancient trods with views of the North Yorkshire Moors and the Vale of York...

Legend has it that Oswiu or Oswy son of King Oswald drowned near Roseberry Topping, his grief-stricken mother died soon after some miles to the south in a place that came to be known as;


"Oswiu will get his revenge"...

Each finisher will receive a bespoke medal specially commissioned to celebrate their achievement.

There will be a time limit of 3.5 hours.

All competitors are to carry as a minimum

  • Waterproof Jacket with taped seams unless Paramo.
  • Hat and gloves
  • Spare thermal top or jacket for emergency only.
  • Emergency bivvy bag.
  • 500 mils of fluid
  • At least 60 grams of food (about a handful of jelly babies etc)
  • Fully Charged Mobile phone.
  • You should have What3words and OS Locate or OS Maps loaded onto your mobile device.
  • Working compass. (no bubbles and settles pointing towards magnetic north when you hold it flat in the palm of your hand)
  • OL 26 OS Map or Harvey’s Map of the North Yorkshire Moors.

This is the minimum that should be carried, May can still be challenging weather-wise.....

There will be some flags and marshals to aid navigation but participants are expected to navigate themselves around the course. The route will be marked on a master map at registration.

There will be water, coke and Haribo-type sweets at the end however during the event participants need to be self-sufficient for circa 10 miles and up to 3.5 hours.

The event start will be from Square Corner just outside of Osmotherley

Entry is limited to 50 participants

There is ample parking at the start/ finish. A charge of £1 per car will be collected on the day and donated to the National Park.

All participants must be at least 18 years of age.

All entries will be via SiEntries with strictly no entries on the day.

Oswiu will exact his revenge from 10 am on Sunday the 21st of May 2023, with registration for number collection and marking of maps from 09:15 am.

Canine running partners are welcome as long as they are kept on a short lead or harness as there is likely to be sheep grazing in the area. To aid with safety dog powered owners will start five minutes after the rest of the field, your 3.5 hours time limit will be adjusted accordingly. There are a number of technical ascents and descents throughout the route.

Please do not be put off by the navigation element of the event getting lost is not allowed….??

Event organised by SilverBack Trails  Contact Adrian Martin at

Share this event

bottom of page