Isaac's Tea Trail Ultra

AUG
1
2026
Run the 37 mile Isaac’s Tea Trail Ultra Backwards across the North Pennines AONB, a scenic loop with about 4,800 ft of ascent. Solo runners and relay teams tackle rugged trails with checkpoints, marshals and a finishers mug.
37 miles

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Event

Isaac’s Tea Trail Ultra - Backwards takes place on 1 August 2026 in Allendale, Northumberland. The event is organised by Greener Miles Running and is open to solo ultra runners and relay teams. Minimum age is 18. Entry fees vary by category and affiliation, with solo ultra entries around £75–£80 and relay teams £100 per team. Registration is based at Allendale Village Hall, NE47 9PR.

Course and support

  • 37 miles - loop from Allendale via Ninebanks, Alston and Nenthead, returning to Allendale.

The route is entirely within the North Pennines AONB and UNESCO Global Geopark and includes about 4,800 ft of ascent. Relay leg distances are listed as:

  • 10.2 miles - Allendale to Ninebanks, 1200 ft climb
  • 15.8 miles - Ninebanks to Nenthead, 1900 ft climb
  • 11.4 miles - Nenthead to Allendale, 1750 ft climb

Terrain is a mix of farmland tracks, field boundaries, sheep trods, minor roads, and stony undulating trails; trail shoes are recommended. The route is self-navigating using permanent signage; a downloadable map and GPX file are provided. Marshals are stationed at key points. Checkpoints offer cold drinks, snacks, fruit and vegan options. The event provides an event tracker, free event photos, a branded mug, and makes a donation from each entry towards trail upkeep. The organiser follows the North Pennines AONB Responsible Tourism Charter. Visit the organization's website for the most recent information.

37 mi
Ultra Solo
37 mi
Ultra Relay (team of up to 3)