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Winter ultras in the UK

December to February: short days, real cold, and mandatory kit that is checked rather than assumed. Entry for most of these opens the previous summer.

Distance50K50 mile100K100 mile200km+Unbounded
WhereEnglandScotlandWales
WhenNext 3 monthsNext 6 monthsNext 12 monthsSpringSummerAutumnWinter
EntryEntry open nowOpens in 30 daysBallotNo qualifier
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Terrain

TrailFellMountainMoorlandCoastal pathForestCanal & towpathRoad

Hilliness

FlatRollingHillyMountainous

Format

Single stageStageTimedBackyard

Entry mechanism

First come first servedBallotQualifying standardInvitational

Field size

Under 5050 to 149150 to 399400 to 9991,000+

Specific month

JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember

Other

Dates confirmed by organiser Part of a series
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2 events · 3 races

The Hardmoors 55

Guisborough · North York Moors · Hardmoors
20 Mar 2027
55 miles2,700mMountainousTrail, Moorland150 to 399 runnersFirst come first servedEntry open
Entry details confirmed with the organiser on 15 August 2026.

South Downs Way 100 & 50km

Matterley Bowl, near Winchester · South Downs · Centurion
12 Jun 2027 to 13 Jun
100 miles · 50km3,800mHillyTrail, Road400 to 999 runnersFirst come first servedQualifierEntry open
Entry details as published by the organiser, checked 15 August 2026.

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Winter ultras in the UK | Ultralist