Monster Triathlon 2027

Photo: Toa Heftiba heftiba, CC0, via Wikimedia Commons

TRAILUTMB World Series

Monster Triathlon

Clewer Village, United Kingdom

UltraCompetitive50km50KM Ultra Marathon

SAT12JUN2027

In 235 days

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At a glance

Monster Triathlon 2027 takes place on 12 June 2027 in Clewer Village, United Kingdom. Distances: 50 km.

Date: Saturday, 12 June 2027
Location: Clewer Village, United Kingdom
Distances: 50KM Ultra Marathon · Competitive
Official website: monstertriathlon.org ↗
Series: UTMB World Series

Last updated: 19 October 2026

Where it is

Clewer Village · United Kingdom

StartClewer VillageDirections ↗

Nearby airportsLHRLondon Heathrow · 11 km as the crow fliesLGWLondon Gatwick · 47 km as the crow flies

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