🇬🇧 United Kingdom: ultramarathons and ultra trails
204 races scheduled between October 2026 and May 2028. Every race lists dates, locations, distances and official links; the list is updated daily.
MAR 27
TRAIL
Chester UltraChester · United Kingdom
06MAR 27TRAIL33K17K
Beast of the Blacks Ultra 40 mi plus 20 & 10 mileCrickhowell · United Kingdom · in 136 days · 65K · £80
06MAR 27TRAIL42K21K10KRegistration open
Endurancelife SussexEastbourne · United Kingdom · in 136 days · 52K · £71
20MAR 27Distances to be confirmed8H
The Ultra Loop - MarchManchester · United Kingdom · in 150 days · The Ultra Loop 8-Hours (Saturday) · £36
20MAR 27TRAIL50K42KRegistration open
Winter's EndWinchester · United Kingdom · in 150 days · 80K · £102
21MAR 27TRAIL25K
Lea Valley 50kmWelwyn Garden City · United Kingdom · in 151 days
21MAR 27TRAIL32K
The Cerne GiantCerne Abbas · United Kingdom · in 151 days
27MAR 27HALF50K
The Silkin Way Ultra (and half)Coalport · United Kingdom · in 157 daysMAR 27
TRAIL25K
Easter 50 Ultra ChallengeWindsor · United KingdomMAR 27
TRAIL50K32K
Kielder UltraHexham · United KingdomMAR 27
TRAIL72K45K
Thе ONER - Rаb'ѕ Ultrа - Flіppіn' HеllStudland · United KingdomMAR 27
TRAIL72K
The South West TraverseLandewednack · United Kingdom