The Upper Calder 13 Trigs                          The South Pennines

This circuit of moorland trigs above the Upper Calder valley of the South Pennines presents a route of some 45 miles and 8000 feet.  It was devised by John 'Bod' Riley of Calder Valley Fell Runners and was first completed by Tony Wimbush (v60) as a solo unsupported run in 12-33 during October 2011.

Some notable shorter challenges in the area which can be used as preparation for the 13 Trigs and other ultras include - The Six Trigs Challenge, The Magnificent 7 and The Calder Valley Round (see below for route details).


The object is to visit the 13 trig points listed below by starting and finishing at Mytholmroyd Community Centre GR 018 260.  Use OS Explorer Map OL 21 - South Pennines (1:25000).  A route sheet describing a suggested route between the trigs can be downloaded - see below.


Click on the icon to view or print a 12 hour schedule of split times.


This is an informal challenge without registrations or time limits.  Why not share your experience on facebook to encourage and inspire other runners to have a go!

Links and Further Information

  • Enquiries and reports - email:

  • Upper Calder 13 Trigs Route - a route sheet compiled by John Riley giving a suggested route between the 13 trigs.  It is not mandatory and contenders are free to choose any route using rights of way or access land.

  • Upper Calder 13 Trigs - a report by Simon Bourne on his solo, unsupported run in 8 hours 11 min (July 2012)

  • Joss and Bill's Big Day Out! - A report on Bill's 60th birthday celebration, includes their schedule and route tips from Simon Bourne.

  • The Six Trigs Challenge - originally published in TGO magazine in 1999 this was devised by Andrew Bibby of Todmorden Harriers. The 26 mile route starts from Hebden Bridge and includes the more northerly trigs of Boulsworth Hill and Alcomden Stones. 

  • The Magnificent 7 - An extension of the Six Trigs Challenge starting from Heptonstall devised by some local CVFR members as an annual run. Standing Stone Hill trig on Heptonstall Moor is added en-route to Bridestones.  Approximately 28 miles of arduous terrain.

  • The Calder Valley Round -  originally devised in 1989 by Tony Wimbush this was re-launched in 2010 as a training run cum challenge to mark it's 21st anniversary. At 16 miles and 4000' it provides an ideal training route for longer excursions in the area. Full details and a route sheet are available via this link.  Completions can be reported on the gofar facebook page. The original route inspired an annual event popular with runners called 'The Hebden 22'.


Where there is a recorder please contact them to log your completion. In addition, or if there isn't a recorder, you are invited to share your experience on the gofar facebook page to encourage and inspire other runners to have a go!


All the routes on this site require proven mountain running experience. You undertake them entirely at your own risk. Please take full mountain safety precautions at all times.  Always ensure you carry sufficient clothing, food and equipment to cope with dramatic changes in the weather conditions!  Appropriate insurance cover is recommended.


The object of this website is to provide a single, ready source of information on the ultra-distance mountain challenges which have been developed over the past three or more decades. It now offers a diverse range of long and "short", old and recent, formal and informal routes from around the UK to encourage runners of all ages and abilities to have a go subject to proven mountain experience in all conditions.



Please send details and a schedule of any record-breaking runs and the like to Martin Stone who maintains records on behalf of the Fell Runners Association.  Email:


This site is generally updated each winter.  These updates will be announced on gofar facebook. If you are not on facebook and wish to subscribe to future updates email: and put "subscribe" in the subject line, or "delete" if you wish to unsubscribe.


If you can improve on the accuracy of this resource, offer details of other routes (old and new), spot any errors in grid references, names, heights, spelling or punctuation, or find a link which does not work please email: