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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.

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WhereEnglandScotlandWales
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EntryEntry open nowOpens in 30 daysBallotNo qualifier
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8 events · 14 races

Dragon's Back Race

Conwy Castle · Eryri / Snowdonia
7 Sept 2026 to 12 Sept
380km over 6 days +3 more 16,600mof ascentMountainousMountain, Fell150 to 399 runnersFirst come first servedEntry open
Entry details confirmed with the organiser on 15 August 2026.

Dartmoor Way

OCRA Pavilion in the Park, Mill Road, Okehampton, Devon EX20 1GE · Dartmoor
2 Oct 2026 to 3 Oct
4,000mof ascentHillyMoorland, TrailFirst come first servedQualifierEntries closed
Entry details confirmed with the organiser on 15 August 2026.

Epping Forest 50km

Wanstead Flats, Capel Rd, London · London
3 Oct 2026
514mof ascentRollingForest, Trail150 to 399 runnersFirst come first servedEntry not yet open
Entry dates not yet known.

Glasgow to Edinburgh Ultra

Riverside Museum, 100 Pointhouse Rd, Glasgow G3 8RS · Central Belt
10 Oct 2026
231mof ascentFlatCanal & towpath, Road400 to 999 runnersFirst come first servedQualifierSold out
Entry details confirmed with the organiser on 15 August 2026.

William Wallace Ultra

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

Backyard Ultra World Team Championships (United Kingdom)

Sherwood Pines Forest Park, Edwinstowe · Midlands
17 Oct 2026
4.167 mile laps, last runner standingTrail, ForestUnder 50 runnersInvitationalQualifierEntries closed
Entry details confirmed with the organiser on 15 August 2026.

Thames Trail Ultra

Mercure Oxford Hawkwell House Hotel, Church Way, Iffley, Oxford OX4 4DZ · Chilterns
24 Oct 2026
289mof ascentFlatTrail, Coastal pathFirst come first servedEntry not yet open
Entry dates not yet known.

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.

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