The Trilateral 40

Fowey, United Kingdom • 14 Feb 2026

Event overview

The Trilateral 40 is a 40 km trail event in Fowey, Great Britain, held on 14 February 2026. The route starts at The Rook in Fowey and is organised in three sections: Fowey to Helman Tor (about 16 km along the Saints Way north, trail and country lane), Helman Tor to Gribben Head (about 18 km on the Saints Way south-west with trail, country lane and coast path), and Gribben Head back to Fowey (about 6 km of undulating coast path). The event includes three feed stations, live GPS tracking, medals for all finishers, awards for top finishers and free race photography. A mandatory kit list must be carried on the day. All participants must be 18 years of age or above.

Logistics and entry

The event is organised by Purple Gecko Events and is timed using ST App Service; there will be no chip timing. Registration follows a tiered pricing structure: £30 + fee through 18 August 2025, £40 + fee from 18 August 2025, and £50 + fee from 18 December 2025. A fee of 6% applies per order. Registration closes 1 April 2026. Final race information and further event details will be posted closer to race day. Visit the organization's website for the most recent information.

Race information

40 km
Visit the organization's website for the most recent information.
Trail runs nearby

St Piran's Revenge 10K in Perranporth features a beach start and finish and a rugged coastal route over dunes, coastal path and moorland with over 1000 feet of climbing. Scenic, testing and a favourite with winter trail runners.

Take on North Cornwall's rugged coastal trails from Polzeath on 10 January 2026, with scenic routes along the Pentire Peninsula, fishing villages and valleys. Distances from 10K to ultra offer tough, sandy and rocky terrain for all levels.

UTMB Index

Arc of Attrition by UTMB is a winter coastal trail festival in Coverack, Cornwall, featuring point to point races along the dramatic South West Coast Path. Expect rugged seaside terrain and wild winter weather over distances up to 161 km.

UTMB Index

Join the Cardinham Half and Full Marathon on Saturday 7 February 2026 in scenic Cardinham Woods near Bodmin. Choose 13.1 or 26.2 miles, bring your canine for Canicross, and enjoy personalised bibs, free race photos and finisher medals.