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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
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+

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Dates confirmed by organiser Part of a series
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7 events · 13 races

William Wallace Ultra

Stirling Cricket Club, Royal Stuart Way, Stirling FK7 7WS · Central Belt
10 Oct 2026
1,289m per lapRollingTrail50 to 149 runnersFirst come first servedDate unknown
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
Backyard, 15 selected runnersTrail, ForestUnder 50 runnersInvitationalQualifierEntries closed
Entry details confirmed with the organiser on 15 August 2026.

The Copthorne Races

Mickleham Village Hall, Mickleham, Dorking RH5 6EE · North Downs
21 Nov 2026
6,888mMountainousTrailFirst come first servedDate unknown
Entry details confirmed with the organiser on 15 August 2026.

Country to Capital

Wendover · Chilterns
9 Jan 2027
43 miles419mFlatCanal & towpath, Trail150 to 399 runnersFirst come first servedDate unknown
Provisional, based on last year. We will confirm when the organiser publishes.

The Longbridge 100 Backyard Ultra (Winter)

Litlington, East Sussex · South Downs
22 Jan 2027 to 24 Jan
4.167 mile laps, last runner standingTrailDate unknown
Entry details as published by the organiser, checked 15 August 2026.

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.

The Montane Lakeland 50 & 100

Coniston · Lake District
23 Jul 2027 to 25 Jul
105 miles · 50 miles6,856mMountainousFell, Mountain400 to 999 runnersBallotQualifierBallot opens in 17d
Entry details confirmed with the organiser on 14 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