ATW Grafham Duathlon

OCT
25
2026
Challenge yourself in the ATW Grafham Duathlon on 25 October 2026 at Grafham Water, with sprint, standard and relay distances. Scenic lakeside runs across the dam and a fast out and back bike route make for a great race day.
Sun 25 Oct 2026
Sprint Distance Duathlon... Standard Distance Duathlo... Standard Distance Duathlo...

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Event overview

The ATW Grafham Duathlon is scheduled for 25 October 2026 at Grafham Water Visitor Centre, Marlow Park, Grafham, Huntingdon, Cambs, PE28 0BH. The event is organised by Active Training World (ATW) and offers sprint and standard duathlon distances plus a standard-distance relay. Entrants must be at least 17 years old.

Entry, course and logistics

Distances:

  • Standard Duathlon: Run 10 km, Cycle 38 km, Run 5 km
  • Sprint Duathlon: Run 5 km, Cycle 17 km, Run 2.5 km
  • Standard Distance Relay: 10 km run, 38 km cycle, 5 km run

The first run uses a 2.5 km lap that crosses the Grafham Water dam wall and returns near the finish area. The bike course is an out-and-back route toward St Neots with few turns; the sprint course turns back in the village of Perry. The races are draft-illegal and British Triathlon Motor Officials will be present on course.

Entry prices listed are £54 for the sprint, £64 for the standard individual, and £79 for the standard relay. Camping is available the night before via Lakeview Paddock, and dormitory-style accommodation is offered at Grafham Water centre. Car parking is available at the venue with parking fees payable to Anglian Water. ATW does not offer refunds or transfers to another person, but entries can be transferred to a future ATW event up to 48 hours before the event. Opportunities to donate to Alzheimer’s Research UK are provided at checkout. Visit the organization's website for the most recent information.

10 km
Standard Distance Duathlon Relay (10km Run + 38km Cycle + 5km Run)
10 km
Standard Distance Duathlon (10km Run + 38km Cycle + 5km Run)
5 km
Sprint Distance Duathlon (5km Run + 17km Cycle + 2.5km Run)