Circuit du Sore Legs

MAY
31
2026
Join Circuit Du Sore Legs at Wodson Park for fast, friendly track races from 5k to a 50k ultra and a 6 hour challenge. Chip timing, bespoke medals and race photos add polish to this small field event with free parking and refreshments.
Sun 31 May 2026
10k Half Marathon Full Marathon 50k Ultra

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Event details

Circuit Du Sore Legs is a track running event organised by Zig Zag Running at Wodson Park Sports and Leisure Centre in Ware, Hertfordshire. The event offers chip timing, bespoke medals, race photos, and an ARC licence. Entry is limited to up to 100 entrants. Entry fees range from about £27 to £38 and some distances have age minimums (for example 5k 14+, 10k 17+, longer distances 18+). Registration requires arrival 30-45 minutes before the runner's start to collect race numbers and receive a race briefing. The event is cupless; runners should bring their own cups or bottles for refilling.

Distances and course

All races take place on a 400 metre athletics track. Lap counts (based on lane 1) are:

  • 5k = 12.5 laps
  • 10k = 25 laps
  • Half marathon = 52.75 laps
  • Full marathon = 105.5 laps
  • 50k Ultra = 125 laps
  • 6 hour challenge = timed, unlimited laps

Race organisers will count laps to determine distance; GPS watch distances may vary by lane.

Facilities and race operations

The venue provides free parking, toilets and changing rooms close to the track, and aid stations around the course. Overtaking is on the right and walkers are asked to use outer lanes. Tea, coffee and cake are provided free for runners. Visit the organization's website for the most recent information.

6 hr
6 Hour Challenge
50 km
50k Ultra
Marathon
Full Marathon
Half Marathon
Half Marathon
10 km
10k
5 km