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Ultra Marathons Found
View all ↓Ultra Marathons
For when the standard 26.2 mile Marathon is just not far enough. Ultra runs (any run over marathon distance) are experiencing a huge growth in popularity in the UK.
From small, locally organised Ultra Marathons, to some of the best known events Find a Race event calendar lists over 100 ultras every year all over the UK. So check out the comprehensive list of races in our 2025 - 2026 Ultramarathon calendar below: and hit the “Refine” button to tailor your search.
If you're looking for something different why not check out our Running Holidays page which lists international running trips and breaks.
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Ultramarathon Calendar 2025 - 2026
🚀Boosted
Harrold-Odell Country Park - Bedfordshire. 10km, 25km & 50km Trail Races.
Bedford, Bedfordshire
08 Mar 25
£32.00 - £55.00
🚀Boosted
Jurassic Coast Challenge
Portland, Dorset
28 Mar 25 - 30 Mar 25
£75.00 - £210.00
🚀Boosted
Jurassic Coast Ultra
Portland, Dorset
29 Mar 25
£90.00
🚀Boosted
24 Hours South - The Offa's Dyke ULTRA
Nova Centre, Prestatyn
10 May 25
Free - £154.10
The Pink Runner
Staines, Middlesex
07 Jun 25
£27.00 - £40.00
PHOENIX - Are We There Yet Denbies
Dorking, Surrey
08 Jun 25
£22.00 - £39.95
The Rainbow Run 2025 with WeAreFearless
Mansfield, Nottinghamshire
08 Jun 25
£39.50
The Summer Lucky Dip Run
Staines, Middlesex
08 Jun 25
£24.00 - £34.00
Valley of the Owls Run - 5k, 10k, Half Marathon, Full Marathon, Ultra Marathon
Suffolk Running Centre
08 Jun 25
£25.00 - £37.50
PHOENIX Fridays - Friday the 13th
Sunbury on Thames, Middlesex
13 Jun 25
£26.00 - £33.00
The Hardwick Hobble – Summer 2025
Chesterfield, Derbyshire
14 Jun 25
£39.50
5.0
PHOENIX - Rainbow Dolphin Run
Sunbury on Thames, Middlesex
14 Jun 25
£44.95
My Little Care Bear Run
Staines, Middlesex
14 Jun 25
£27.00 - £40.00
RACE THE TIDE
Plymouth, Devon
14 Jun 25
£38.00 - £64.00
Salisbury Plain Summer Edition
Old Fowler Barracks, Ludgershall road, Ludgershall, SP11 9RR.
14 Jun 25
£40.00 - £60.00
4.4
PHOENIX - Minotaur 50 Mile Ultra, Hydra 75 Mile Ultra & Centaur 100 Mile Ultra
Dorking, Surrey
21 Jun 25
£74.95 - £134.95
PHOENIX Fridays - Retro Run Friday
Walton-on-Thames, Surrey
27 Jun 25
£26.00 - £33.00
Cock-a-doodle Dawdle
Hyde Hall Farm, Buntingford, SG9 0RU
28 Jun 25
£25.00 - £37.50
PHOENIX Fridays - Independence Friday
Walton-on-Thames, Surrey
04 Jul 25
£26.00 - £33.00
Midweek Chasing Numbers July 2025
Egham, Surrey
04 Jul 25
£24.00 - £34.00
ATW Odyssey12
Riverside Park, Regatta Meadow, St Neots, Cambridgeshire, PE19 7AB
05 Jul 25
£53.00 - £106.00
Runningmonks Rollin' 100
Bishops Castle, Shropshire
05 Jul 25
£165.00
Summer Challenge Day 1
Exmouth, Devon
05 Jul 25
£32.00
TITTESWORTH WATER 10K, 22k & 50K
Leek, Staffordshire
06 Jul 25
£35.00 - £352.00
5.0
The Rasselbock Run - Sherwood Pines - Summer 2025
Mansfield, Nottinghamshire
06 Jul 25
£39.50
5.0
Summer Ready Run - 5k, 10k, Half Marathon, Full Marathon, Ultra Marathon
Ferry Meadows, Ham Lane, Peterborough, PE2 5UU
06 Jul 25
£33.00 - £36.00
5.0
Summer Challenge Day 2
Exmouth, Devon
06 Jul 25
£32.00
XTERRA Snowdonia Trail Marathon Eryri, Ultra, Half Marathon & 10k
Caernarfon, Gwynedd
12 Jul 25
£31.99 - £94.99
4.8
Yr Wyddfa | Snowdon24
Caernarfon, Gwynedd
12 Jul 25 - 13 Jul 25
£121.99 - £371.99
SunTime RunTime - 5k,10k, Half Marathon, Full Marathon & Ultra-Marathon
Brandon Country Park, IP27 0SU
13 Jul 25
£33.00 - £36.00
Great Barrow Challenge Day 1
Suffolk Running Centre
24 Jul 25
£35.00
4.0
The Great Barrow Challenge Day 2
Suffolk Running Centre
25 Jul 25
£35.00
4.0
PHOENIX Fridays - Fellowship of the Run Friday
Walton-on-Thames, Surrey
25 Jul 25
£26.00 - £33.00
Great Barrow Challenge Day 3
Suffolk Running Centre
26 Jul 25
£35.00
4.0
Great Barrow Challenge Day 4
Suffolk Running Centre
27 Jul 25
£35.00
4.0
Great Barrow Challenge Day 5
Suffolk Running Centre
28 Jul 25
£35.00
4.0
Great Barrow Challenge Day 6
Suffolk Running Centre
29 Jul 25
£35.00
4.0
Great Barrow Challenge Day 7
Suffolk Running Centre
30 Jul 25
£35.00
4.0
Great Barrow Challenge Day 8
Suffolk Running Centre
31 Jul 25
£35.00
4.0
Midweek Chasing Numbers Aug 2025
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
01 Aug 25
£27.00
Great Barrow Challenge Day 9
Suffolk Running Centre
01 Aug 25
£35.00
4.0
Great Barrow Challenge Day 10
Suffolk Running Centre
02 Aug 25
£35.00
4.0
The MTC Cotswold Ultra
Cirencester, Gloucestershire
07 Aug 25
£90.00
Run Sandringham 24
Sandringham, Norfolk
08 Aug 25 - 10 Aug 25
£12.00 - £870.00
Showing 121-160 of 262 results