London West Spartan Trifecta Weekend
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About the race
London West Spartan Trifecta Weekend takes place at Culden Faw, Henley-on-Thames, UK, on May 16–17, 2026. The event offers a Trifecta Weekend featuring three main distances: Sprint 5K with 20 obstacles, Super 10K with 25 obstacles, and Beast 21K with 30 obstacles, plus a Kids Race 1–3K. Competitors navigate a riverside, off-road course past Henley’s historic landmarks, tackling classic Spartan obstacles like Atlas Carry, Fire Jump, Rope Climb, and Multi-Rig.
The weekend culminates in a festival atmosphere with finish-line energy, music, and beer gardens, and participants can earn Sprint finisher medals, a Trifecta wedge, and a finisher tee. Visit the organization's website for the most recent information.