Arc Of Attrition by UTMB

Coverack, United Kingdom • 22-25 Jan 2026

Event overview

Arc of Attrition by UTMB is a UTMB World Series trail event in Coverack, Cornwall, UK. The event is scheduled from 22 to 25 January 2026 and features point-to-point coastal races along the South West Coast Path, the UK's longest National Trail. The organiser notes that competitors will face winter conditions that can be unpredictable. The Arc of Attrition began in 2015 and the 2026 edition is the eleventh.

Races

  • Arc 100 - 23 January 2026 - 161.2 km, 5300 m+, 4 Running Stones
  • Arc 50 - 24 January 2026 - 80.5 km, 2550 m+, 3 Running Stones
  • Arc 25 - 25 January 2026 - 41.2 km, 1240 m+, 2 Running Stones
  • Arc 12 - 25 January 2026 - 24.2 km, 980 m+, 1 Running Stone

Each race is described as a coastal, point-to-point course along sections of the South West Coast Path. Race categories listed include ws100M, ws100KM, ws50KM and ws20KM. Visit the organization's website for the most recent information.

Race information

UTMB 20K UTMB 50K UTMB 100K UTMB 100M
161 km
Arc 100
81 km
Arc 50
41 km
Arc 25
24 km
Arc 12
Visit the organization's website for the most recent information.
Trail runs nearby

Take on a scenic 11 mile point to point trail along the European cultural route from Lelant to Marazion, passing Trencrom and Ludgvan. Multi terrain coastal views and village charm make this a memorable winter trail challenge.

Enjoy the Fairy Tale of Newquay, a coastal run finishing at Porth Beach. Choose 30 mile ultramarathon, 15 mile Long Half or 8 mile The Pisky with canicross entries, medals for finishers and support for Newquay Coastguard.

Run a rugged 10 km across Perranporth beach, dunes and coastal moorland with over 1,000 feet of ascent in the revamped St Piran's Revenge trail. Expect sandy climbs, handmade finisher medals and a lively surf club finish.

Run under fading light at Tehidy Country Park on 17 January 2026 with 2.5 km, 5 km and 10 km distances for all abilities. All finishers get a Twilight Run medal and personalised bibs, plus free photos and a friendly canicross welcome.