UTMB World Series EventChecked 2026-08-17
Official UTMB World Series Event; eligible finishers can earn Running Stones and record a UTMB Index result.
Official classification source ↗EventsFind this location on a map 1 edition
ENGRunningTrail100K · 100 km / 62.1 mi100M173K · 173 km / 107.5 mi20K · 20 km / 12.4 mi22.1K · 22.1 km / 13.7 mi24.2K · 24.2 km / 15.0 mi49.4K · 49.4 km / 30.7 mi50K · 50 km / 31.1 mi82.7K · 82.7 km / 51.4 miUltra · 50 km+ / 31+ miUTMB World Series Event
Arc of Attrition by UTMB®
Perranporth, Cornwall · ENG
Next race day
Fri, 22 Jan 2027
13:00 GMT
About Arc of Attrition by UTMB®
Arc of Attrition by UTMB® is a running event in Perranporth, Cornwall, England. Recorded disciplines include 100K, 100M, 173K, 20K, 22.1K, 24.2K, 49.4K, 50K and other events. The listed surface is trail. The listed organiser is UTMB World Series / local organiser. The next listed date is 22 January 2027. Check the organiser's information for entry and race-day arrangements. The ATHRECS archive includes editions from 2026. This describes the editions recorded here, not the event's founding date or complete history.
Athlete profiles
Explore some of the athletes with recorded results at Arc of Attrition by UTMB®.
Dates, starts & entry
Times are local to the race. Select the entry route for your distance.
- Entry details
173K · 173 km / 107.5 mi
Fri, 22 Jan 2027
Starts 13:00 GMT
Entries open
Arc 100M: published course distance 173 km, starting in Coverack. Organiser date and distance checked 11 September 2026.
Edition source - Check race website
82.7K · 82.7 km / 51.4 mi
Sat, 23 Jan 2027
Starts 10:00 GMT
Entries open
Arc 100K: published course distance 82.7 km, starting at Land’s End. Organiser date and distance checked 11 September 2026.
Edition source - Check race website
22.1K · 22.1 km / 13.7 mi
Sun, 24 Jan 2027
Starts 11:00 GMT
Entries open
Arc 20K: published course distance 22.1 km, starting at Perranporth Airfield. Organiser date and distance checked 11 September 2026.
Edition source - Check race website
49.4K · 49.4 km / 30.7 mi
Sun, 24 Jan 2027
Starts 09:00 GMT
Entries open
Arc 50K: published course distance 49.4 km, starting in Harlyn Bay. Organiser date and distance checked 11 September 2026.
Edition source
Location & race day
Listed venue / area
Perranporth, CornwallENG
Confirm the exact start line, parking and arrival instructions with the organiser. A listed town or postcode may cover a wider area.
About the race
Official UTMB World Series event in Perranporth, Cornwall, UK, United Kingdom. Check the organiser page for the individual races, mandatory kit, entry requirements and current Running Stones information.
- Surface:
- Trail
- Organiser:
- UTMB World Series / local organiser
Series & qualification
Classification is checked against the official series source and recorded by edition where qualification status can change.
Ways to enter
Compare the listed booking routes. Verified links show when they were checked.
Fri, 22 Jan 2027
Official race entry
Official entry
Entries open
Recorded Fri, 11 Sept 2026
View Official race entryThird-party prices, booking fees, allocations and refund terms can differ. Confirm the final details with the provider before paying.
Results
Public-figure or athlete-approved ATHRECS results, plus verified organiser links.
Sun, 25 Jan 2026
24.2K · 24.2 km / 15.0 mi
Past races
24.2K · 24.2 km / 15.0 miFinishedResults
Sun, 25 Jan 2026
Historical UTMB source record. Trail classification provisional. Ascent 980 m. UTMB Index category 20K is not the course distance.
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