Great Barrow Challenge

JUL
29
2027
Flat out and back route from Suffolk Running Centre offering 5 km to ultra distances as part of a 10 day series with daily medals and on course aid.
Thu 29 Jul 2027
Marathon Half Marathon 10 kilometers 5 kilometers

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Great Barrow Challenge : Day 1 (Denham Flats)

The Day 1 race of the Great Barrow Challenge is hosted by Zig Zag Running at the Suffolk Running Centre, Church Road, Bury St Edmunds, IP29 5AX. This entry is for a single day of the 10 day series and offers a choice of distances on a named route called Denham Flats.

Distances available:

  • 5 km out and back to a 5 km turnpoint
  • 10.4 km out and back (one loop)
  • Half marathon two loops of the 10.4 km route
  • Marathon four loops of the 10.4 km route
  • Ultra either four loops plus a 5 km turnpoint or five full loops

Route details for Denham Flats: 10.4 km out and back from the campsite, 100% road, approximately 22 m of total climb, highest point 107 m and lowest 89 m. The course is largely flat and returns along the same lanes.

Event provisions and rules include parking included with entry, a base camp at the start and lap point with a water and aid station, bespoke medals issued each day, and a cupless policy so participants must bring a bottle or cup for refilling. Roads are open to traffic so dogs and buggies are not allowed and headphones are not permitted except bone conductor types. A GPX file is available from the course tab. Maximum entrants 300, minimum age 18, and entries close 28/07/2027. Entry is subject to the organiser terms and conditions. Visit the organization's website for the most recent information.

Marathon
Full Marathon
Half Marathon
Half Marathon
10 km
10k
5 km
Ultra Marathon
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