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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
Midweek Medal Madness Run April 2026
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Fri 17 Apr 26
£18.00 - £27.00
Chiltern Ridge Classic 50K
Berkhamsted, Hertfordshire
Sat 18 Apr 26
£75.00
5.0
Ultra X Spring Trail Series (110km, 50 miler, 50km, 25km and 12km)
Liphook, Hampshire
Sat 18 Apr 26
£39.00 - £180.00
4.0
Spring Challenge Day 1
Exmouth, Devon
Sat 18 Apr 26
£36.00
5.0
The London Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 18 Apr 26
£18.00 - £35.00
The Roman Ramble
Billingford Lakes, North Elmham Road, NR20 4RG
Sun 19 Apr 26
£29.00 - £38.00
Spring Challenge Day 2
Exmouth, Devon
Sun 19 Apr 26
£36.00
Lone Wolf Scotland 2026
Dalkeith, Midlothian
Sat 25 Apr 26
£60.00
The Other Run - 5k, 10k, half marathon, full or ultra marathon
Suffolk Running Centre, Church Road, Bury St Edmunds, IP29 5AX
Sun 26 Apr 26
£29.00 - £38.00
5.0
The Nearly But Not Quite London Marathon - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
Sun 26 Apr 26
£18.00 - £35.00
London Calling
Blandford Rd, Shillingstone, Blandford Forum DT11 0SQ
Sun 26 Apr 26
£42.13
Midweek Chasing Numbers May 2026
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
Fri 01 May 26
£18.00 - £27.00
5.0
MHU - Malvern Hills Ultra
Worcester, Worcestershire
Sat 02 May 26
£25.00 - £95.00
5.0
Greensand Way Ultra Run (30 Miles)
Guildford, Surrey
Sat 02 May 26
£45.00
Ultra X Scotland (110km, 110km multi-stage, 60km, 50km, 25k, 12k)
Inverness, Highland Council
Sat 02 May 26 - Sun 03 May 26
£115.00 - £280.00
BigWayRound - Winchester
Winchester Rugby Club, Nuns Walk, Winchester, SO23 7EF
Mon 04 May 26
£40.53 - £59.64
Bank Holiday Madness May 2026
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Mon 04 May 26
£18.00 - £27.00
Bat Challenge
Beacon hill Country Park, LE12 8TA
Fri 08 May 26
£39.00
24 Hours South - Offa's dyke ultra
Nova Centre, Prestatyn
Sat 09 May 26
Free - £165.24
Chiltern Hills 100K
Chesham, Buckinghamshire
Sat 09 May 26
£152.00
Run Rabbit Trail Festival
Corby, North Northamptonshire
Sat 09 May 26 - Sun 10 May 26
£21.44 - £67.08
Northants Shires & Spires Event
Naseby Village Hall, Haselbech Road, Northampton, NN6 6DE
Sun 10 May 26
£25.68 - £63.88
4.9
The Spring Lucky Dip Run 2026
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sun 10 May 26
£18.00 - £35.00
Kendal to Preston ULTRA 50
Kendal, Cumbria
Sat 16 May 26
£95.00
May We Challenge You
Exmouth, Devon
Sat 16 May 26
£36.00
Rocky at 50 Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 16 May 26
£18.00 - £35.00
RACE THE TIDE
Plymouth, Devon
Sat 16 May 26
£42.00 - £72.00
The Birthday Run - 5k, 10k, Half, Full & Ultra Marathon
Billingford Lakes, North Elmham Road, NR20 4RG
Sun 17 May 26
£29.00 - £38.00
May We Challenge You Again!
Exmouth, Devon
Sun 17 May 26
£36.00
PHOENIX - Dragon's Eye Race 1 - 2026
Cranleigh, Surrey
Sun 17 May 26
£27.00 - £40.00
4.7
Dun Holm Challenge
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
Thu 21 May 26
£18.00 - £29.00
Dun Holm Challenge - Day 2
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
Fri 22 May 26
£18.00 - £29.00
Dun Holm Challenge - Day 3
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
Sat 23 May 26
£18.00 - £29.00
Farmmageddon - 5k - 10k - Half - Full - Ultra - 100 Mile Challenge
Hyde Hall Farm, Buntingford, SG9 0RU
Sat 23 May 26 - Sun 24 May 26
£35.00 - £165.00
The Grim Reaper - 10, 40, 70, 100-miles
Bourne, Lincolnshire
Sat 23 May 26 - Sun 24 May 26
£32.00 - £150.00
5.0
Dun Holm Challenge - Day 4
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
Sun 24 May 26
£18.00 - £29.00
Dun Holm Challenge - Day 5
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
Mon 25 May 26
£18.00 - £29.00
Midweek Medal Madness - Leon's Birthday Run!
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Fri 29 May 26
£18.00 - £27.00
The Ridgeway Challenge
Berkhamsted, Hertfordshire
Sat 30 May 26
£162.00
5.0
Rocky at 50 Run - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
Sat 30 May 26
£18.00 - £35.00
Showing 161-200 of 329 results