Home of 50 & 100 mile trail ultramarathons, the Track 100 Mile and the Piece of String Fun Run

Fully marked and supported races across the most scenic trails in the United Kingdom.


Apr 9, 202250mi5700ft13hrs£95

50 mile point to point run from Worthing to Eastbourne on the South Downs Way. Total Climb: 5700ft. 10th Annual. Date: 9th April 2022.


May 7, 2022100mi1900ft28hrs£195

100 miles non-stop on foot along the River Thames from Richmond, London to Oxford. 28 hour time limit. Total Climb: 1900 feet. Date: 7th-8th May 2022.


May 21, 202250mi5600ft13hrs£95

11th annual 50 mile trail run from Farnham to Knockholt Pound on the North Downs Way. Total Climb: 5,600ft. Date: Saturday 21st May 2022.


Jun 11, 2022100mi12700ft30hrs£195

100 mile trail run from Winchester to Eastbourne on the South Downs Way. Total Climb: 12,700ft. 10th Annual. Date: 11th-12th June 2022.


Aug 6, 2022103mi10000ft30hrs£195

Point to point 100 mile trail run on the North Downs Way. Total Climb: 10,000ft. 12th annual. Date: 6th-7th August 2022.


Sep 17, 202250mi5600ft13hrs£95

50 mile run consisting of a single loop through the picturesque Countryside & rolling hills of the Chilterns. Total Climb: 5600ft. 7th Annual. Date: 17th September 2022.


Oct 15, 2022100mi5000ft28hrs£195

100 mile trail run taking in the Ridgeway and Thames Path National trails. Total Climb: 5000ft. 11th Annual. Date: 15th-16th October 2022.


Nov 12, 202250mi10000ft15hrs£95

50 mile run consisting of 5 x 10 mile loops on the forest trails of Wendover Woods. Total Climb: 10,000ft. 6th Annual. Date: 12th November 2022.