Yomp Mountain Challenge

JUN
13
2026
The Yomp Mountain Challenge offers six events over three days in Kirkby Stephen. Saturday features four fell runs, from a 65k ultra to a family-friendly 10k, with post-race meals and live music. Camping is available for the full weekend.
65 kilometers Marathon 20 kilometers 10 kilometers

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Event Overview

The Yomp Mountain Challenge is a multi-day event featuring six different courses. The 2026 edition is the 41st running of the event. All events start and finish at Basecamp, located at The Engine Shed in Kirkby Stephen.

Courses

The event includes several distinct courses spread over three days. On Saturday, June 13, 2026, there are four primary running events:

  • ThruDark 65k Ultra Yomp: A 44-mile (approximately 70 km) route over Wild Boar Fell, through the Yorkshire Dales National Park and the Mallerstang valley, joining the Pennine Way and Coast-to-Coast route.
  • ThruDark Yomp Mountain Marathon: A 26-mile route around the Upper Eden Valley, taking in Wild Boar, Mallerstang Edge, Tailbrigg, and Nine Standards.
  • JT Atkinsons 20k Yomp: A 20 km route through Wharton Hall, ascending High Pike, over Tailbrigg to Nine Standards, then following parts of the Coast-to-Coast route back.
  • Aldersons 10k Yomp: An 11.2 km route taking in Wharton Hall, Nateby, Birkett Fell, Ladthwaite, and the Viaduct Walk.

Other weekend events include a Friday night Sunset Stroll (a 10k guided jog/walk) and a Sunday 5k family-friendly route.

Event Details

For the Saturday events, entries on the day are available for the 10k and 20k courses only. Competitors in the Ultra, Mountain Marathon, and 20k events will be provided with GPS trackers for safety. Post-race hot meals are provided for competitors by sponsors. The event weekend features live music, catering, retail, and a bar. Camping is available on-site.

Age Limits

Age limits are relative to the event date (June 13, 2026):

  • Ultra & Mountain Marathon: 18 years or older.
  • 20k Yomp: 16 years or older.
  • 10k Yomp: 5 years or older (under 16s must be accompanied by an adult).

Location

The event is based at Pennine View Park, Kirkby Stephen, CA17 4SZ. Visit the organization's website for the most recent information.

65 km
Thrudark 65k Ultra Yomp
Marathon
Thrudark Yomp Mountain Marathon
20 km
Jt Atkinsons 20k Yomp
10 km
Aldersons 10k Yomp