Thruxton Mass Attack Duathlon
Sunday 4th October 2026 | Thruxton Motorcircuit
Thruxton Mass Attack Duathlon is based at the famous Thruxton Race Circuit near Andover, Hampshire, making it a perfect venue for the speed-hungry athlete! The course comprises a wide, smooth tarmac circuit making the duathlon suitable for beginners and experienced competitors alike. Electric atmosphere with great music, commentary, live facebook feed, brilliant spectator viewing and a great cafe. There are two options to choose from:
Standard Distance - 08:00 *Non-drafting event - TT Bikes allowed
Run 1 = 11.4 km (3 laps)
Bike = 38 km (10 laps)
Run 2 = 3.8 km (1 lap)
11:30 Prize Giving
Sprint Distance - 12:00 Female Mass Start, 14:00 Open Mass Start *Draft Legal - TT Bikes not allowed
Run 1 = 3.8 km (1 lap)
Bike = 19 km (5 laps)
Run 2 = 3.8 km (1 lap)
16:00 Prize Giving
Note: Both sprint and standard distances will be a GB 2027 World Championships Duathlon qualifier. This race is open to all athletes, however if you wish to qualify for the GB Age group team, please make sure you head to the British Triathlon website to register your intent to qualify. You must register to qualify before 5pm on the Friday before the race (02.10.2026). The sprint event is draft legal. Please ensure you fully read and understand the draft legal rules under British Triathlon.
Overnight motorhome parking is available - Pre booking only via HERE
MARSHALLING: Sign up HERE to help out
We encourage all athletes to show respect, support one another, and demonstrate good sportsmanship at all times – please take a moment to read our Code of Conduct before race day.