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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
PHOENIX - South Wales - Flamingo Run
Treharris, Mid Glamorgan
20 Jul 25
£22.00 - £39.95
🚀Boosted
The Summer Green Man Ultra
Bristol, Bristol City
23 Aug 25
£78.00 - £175.00
5.0
🚀Boosted
Barking Mad Last Man Standing
Bury, Lancashire
12 Sep 25 - 13 Sep 25
£65.00
🚀Boosted
Atlantic Coast Challenge
Hayle, Cornwall
03 Oct 25 - 05 Oct 25
£75.00 - £210.00
Brenig Way 50k
Green Lane Car Park, Corwen
19 Oct 25
Free - £52.74
The Giddy Horse: Backyard 24hr, 12hr, 8hr Races (Solo & Team) Plus Canicross, Night Races, Obstacle Course Race & Trail Races
Chepstow, Gwent
25 Oct 25 - 26 Oct 25
£25.92 - £216.00
PHOENIX - Pink Flamingo Run
Walton-on-Thames, Surrey
25 Oct 25
£22.00 - £40.00
Scare Bear Run 2025
The Last Hop, Unit 2, Thames Edge, 15-18 Clarence St, Staines TW18 4SU
25 Oct 25
£18.00 - £35.00
Stort30
Hockerill Sports and Social Club, Beldams Lane, Bishops Stortford, CM23 5LG
26 Oct 25
£58.59
Pumpkin Plod - 5k,10k, Half Marathon, Full & Ultra Marathon
Ferry Meadows, Ham Lane, Peterborough, PE2 5UU
26 Oct 25
£33.00 - £36.00
5.0
Chiltern Ridge Winter 50K
Berkhamsted, Hertfordshire
01 Nov 25
£75.00
Fireworks 50
Wodson Park Sports Centre, Ware, Herts, SG12 0UQ
01 Nov 25
£57.50
Rocket Around The Running Track - 12 hour challenge
Wodson Park Sports Centre, Ware, Herts, SG12 0UQ
01 Nov 25
£57.50
Catherine Wheel Canter - 5k, 10k, Half, Full & Ultra Marathon
Wodson Park Sports Centre, Ware, Herts, SG12 0UQ
01 Nov 25
£25.00 - £37.50
Autumn Challenge Day 1
Exmouth, Devon
01 Nov 25
£35.00
Guy Fawkes Gallop - 5k, 10k, half marathon, full marathon & 50k Ultra
Wodson Park Sports Centre, Ware, Herts, SG12 0UQ
01 Nov 25
£25.00 - £37.50
Autumn Challenge Day 2
Exmouth, Devon
02 Nov 25
£35.00
PHOENIX - Lancaster Bomber Run
Walton-on-Thames, Surrey
07 Nov 25
£22.00 - £40.00
Beacons Ultra, Marathon & Half Marathon
Brecon, Powys
08 Nov 25
£40.00 - £80.00
PHOENIX - Lest We Forget - 2025
Sunbury on Thames, Middlesex
08 Nov 25
£22.00 - £39.95
Remembrance Day Run - South
Wraysbury Skiff and Punting Club, Riverside, Egham, TW20 0AE
09 Nov 25
£18.00 - £37.00
Remembrance Day Run - North East
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham, DH1 3JU
09 Nov 25
£18.00 - £35.00
Remembrance Run - 5k, 10k, Half Marathon, Full Marathon, Ultra Marathon
Ferry Meadows, Ham Lane, Peterborough, PE2 5UU
09 Nov 25
£33.00 - £36.00
5.0
Midweek Chasing Numbers Nov 2025
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
14 Nov 25
£18.00 - £27.00
5.0
Ultra X Morocco (110km, 50km)
Ouarzazate
15 Nov 25 - 16 Nov 25
£205.00 - £495.00
PHOENIX - Butterfly Run
Walton-on-Thames, Surrey
15 Nov 25
£22.00 - £40.00
Smurf Run
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
16 Nov 25
£18.00 - £35.00
PHOENIX - Runbelievable - Road Runner - Day 1
Gravesend, Kent
19 Nov 25
£39.95
PHOENIX - Runbelievable - Road Runner - Day 2
Gravesend, Kent
20 Nov 25
£39.95
Dormouse Challenge
Salcey Forest
21 Nov 25
£37.00
PHOENIX - Runbelievable - Road Runner - Day 3
Gravesend, Kent
21 Nov 25
£39.95
Turkey Trot - 5K, 10K, HALF MARATHON, FULL MARATHON, ULTRA MARATHON
Suffolk Running Centre, IP29 5AX
22 Nov 25
£33.00 - £36.00
PHOENIX - Runbelievable - Road Runner - Day 4
Gravesend, Kent
22 Nov 25
£39.95
Smurf Run - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
22 Nov 25
£18.00 - £35.00
Lord of The Run Part 3
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
23 Nov 25
£18.00 - £35.00
5.0
Serpent Trail Ultra Run 30 Miles
Haslemere, Surrey
23 Nov 25
£45.00
5.0
PHOENIX - Runbelievable - Road Runner - Day 5
Gravesend, Kent
23 Nov 25
£39.95
Medal Mix Challenge 2025 - Day 1
Exmouth, Devon
29 Nov 25
£35.00
5.0
Rhino Run
Poorhouse Lane Hull HU9 5DF
29 Nov 25
£28.00
Medal Mix Challenge 2025 - Day 2
Exmouth, Devon
30 Nov 25
£35.00
5.0
St Andrews Day Challenge - 5k,10k, Half Marathon, Full Marathon & Ultra-Marathon
Brandon Country Park, IP27 0SU
30 Nov 25
£33.00 - £36.00
PHOENIX - Christmas Advent Run
Sunbury on Thames, Middlesex
30 Nov 25
£22.00 - £39.95
The Christmas Jumper Jaunt
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
05 Dec 25
£18.00 - £27.00
PHOENIX - Bobble Wobble Run
Walton-on-Thames, Surrey
06 Dec 25
£22.00 - £44.95
Showing 121-160 of 261 results