Conquer The Chilterns Triathlon | 2027

The Conquer The Chilterns Triathlon is part of the RunThrough UK series, held on Saturday, 12 July 2025, in Henley-on-Thames. It features open-water swims in the River Thames, a scenic bike ride through Chiltern countryside, and a trail run through Great Wood. Options include Sprint, Standard, and Middle distances plus 5km and 10km standalone events. The event includes chip timing, finisher medals, free official photos, and licensed support. Swim-bike-run or Aquabike (swim + bike) formats available.