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UK ultra marathons

Every organised ultra in the UK, Northern Ireland and the Crown dependencies. Filter by distance, terrain, hilliness and how you actually get in.

Distance50K50 mile100K100 mile200km+Unbounded
WhereEnglandScotlandWales
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EntryEntry open nowOpens in 30 daysBallotNo qualifier
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Hilliness

FlatRollingHillyMountainous

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Single stageStageTimedBackyardRelay

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8 events · 12 races

Epping Forest 50km

Wanstead Flats, Capel Rd, London · London
3 Oct 2026
514mof ascentRollingForest, TrailFirst come first servedEntry not yet open
Entry dates not yet known.

William Wallace Ultra

Stirling Cricket Club, Royal Stuart Way, Stirling FK7 7WS · Central Belt
10 Oct 2026
1,289m per lapof ascentRollingTrail50 to 149 runnersFirst come first servedEntry open
Entry details as published by the organiser, checked 15 August 2026.

Slate Trail Ultra

Porth Penrhyn, Bangor · Eryri / Snowdonia
14 Nov 2026
3,900mof ascentHillyMountain, Trail50 to 149 runnersFirst come first servedBallot open
Entry details as published by the organiser, checked 15 August 2026.

Greater Manchester 200

Imperial War Museum (IWM) North, Trafford Wharf Road, Trafford Park, Stretford, Manchester M17 1TZ · North West
21 Nov 2026 to 25 Nov
5,545mof ascentRollingTrail, Canal & towpath150 to 399 runnersApplication & selectionQualifierEntry open
Entry details confirmed with the organiser on 15 August 2026.

Butcombe Trail Ultra

Mendip Activity Centre, BS25 5PQ · South West
17 Apr 2027
1,960mof ascentHillyTrail50 to 149 runnersFirst come first servedQualifierEntry open
Entry details confirmed with the organiser on 15 August 2026.

Fife Pilgrim Way Ultra Marathon

North Queensferry · Central Belt
1 May 2027
1,200m per lapof ascentRollingTrail, RoadFirst come first servedQualifierEntry open
Entry details confirmed with the organiser on 15 August 2026.

Run Britannia

Land's End, Cornwall · Cornwall
28 May 2027 to 3 Jul
1,000 miles over 31 stages 21,336mof ascentRollingTrail, RoadFirst come first servedEntry open
Entry details as published by the organiser, checked 15 August 2026.

South Downs Way 100 & 50km

Matterley Bowl, near Winchester · South Downs · World Trail Majors
12 Jun 2027 to 13 Jun
100 miles · 50km 3,800mof ascentHillyTrail, Road400 to 999 runnersFirst come first servedQualifierEntry open
Entry details as published by the organiser, checked 15 August 2026.

Related searches

Ultra marathons in ScotlandUltra marathons in the Lake District100 mile races in the UKBackyard ultras in the UKUK ultras with entry opening soonUK ultras with no qualifier neededWinter ultras in the UKSmall-field UK ultras
UK ultra marathons: the full list | Ultralist