The flagship 100-mile race along the most exposed sections of the South West Coast Path. From Coverack to Porthtowan, runners experience the dramatic 'arc' of Cornwall with a 36-hour time limit.
Distance
161km
Elevation Gain
4,010m+
Race Winners
Historical winners of Arc 100
2025
(January 25)
161km
Men
Lewis Ryan
🇬🇧
19:22:35
Women
Noor van der Veen
🇳🇱
22:30:44
First edition as UTMB World Series event
2024
(January 26)
166km
Men
Mark Darbyshire
🇬🇧
18:51:54
Women
Sabrina Verjee
🇬🇧
23:03:40
Course record - first sub-19 hour finish
2023
(January 27)
Men
Gavin Dale
🇬🇧
19:56:58
Women
Emma Stuart
🇬🇧
21:22:16
Women's course record
2022
(January 28)
Men
Mark Darbyshire
🇬🇧
19:12:48
Women
Nicky Spinks
🇬🇧
25:35:52
2020
(January 24)
Men
Steve Wyatt
🇬🇧
21:24:31
Women
Anna Troup
🇬🇧
25:21:14
2019
(January 25)
Men
Kim Collison
🇬🇧
20:43:46
Women
Laura Swanton-Rouvelin
🇬🇧
26:48:13
2018
(January 26)
Men
Steven Wyatt
🇬🇧
23:44:18
Women
Maryann Devally
🇮🇪
32:26:32
2017
(January 27)
Men
Paul Maskell
🇬🇧
21:25:01
Women
Maryann Devally
🇮🇪
27:56:12