Thruxton Mass Attack Duathlon

OCT
4
2026
Charge around Thruxton's smooth tarmac at the Mass Attack Duathlon, with sprint and standard races offering GB age group qualification. Live commentary, music and a café create a lively day for athletes and spectators.
Sun 4 Oct 2026
Standard Distance Sprint Distance

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Event

Thruxton Mass Attack Duathlon takes place on 4 October 2026 at Thruxton Race Circuit, Andover, Hampshire. The event is organised by Challenging Events Ltd. Both the sprint and standard races are qualifiers for the GB 2027 World Duathlon Age Group Championships. The course is on a wide, smooth tarmac motor circuit and is used for running and cycling laps. The event includes commentary, music, spectator viewing and a cafe.

Race details

Distances offered:

  • Standard - Run 11.4 km, Bike 38 km, Run 3.8 km
  • Sprint - Run 3.8 km, Bike 19 km, Run 3.8 km

The standard distance is a non-drafting event - TT bikes are allowed. The sprint distance is draft legal - TT bikes are not allowed. Laps are specified for each discipline in the race information.

Logistics

Entry prices shown in the event information are £55 for the sprint and £65 for the standard. The sprint is open to entrants aged 15 and over on 31/12/2026; the standard is open to entrants aged 17 and over on 31/12/2026. Free parking is available within the motor circuit. Overnight motorhome parking is available by pre-booking only; the motorcircuit gates are locked overnight from 20:00 to 06:00. Athletes who wish to qualify for the GB age group team must register their intent with British Triathlon before Friday 2 October 2026. Visit the organization's website for the most recent information.