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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
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
A Christmas Carol Bobble Hat Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
06 Dec 25
£18.00 - £40.00
Sea 2 Summit Half/Full/Ultra
Prestatyn Nova Centre
07 Dec 25
£33.63 - £54.86
The Medal Madness - Winter 2025
Heanor, Derbyshire
07 Dec 25
£29.00
5.0
New Forest Xmas Trails
Christchurch, Dorset
07 Dec 25
£34.17 - £61.76
Running GP at Goodwood Motor Circuit – December
Chichester, West Sussex
07 Dec 25
£30.00 - £162.00
4.5
Bauble Bimble - 5k,10k, Half Marathon, Full Marathon & Ultra-marathon
Ferry Meadows, Ham Lane, Peterborough, PE2 5UU
07 Dec 25
£33.00 - £36.00
Phoenix - Christmas Jumper FRIDAY Run
Walton-on-Thames, Surrey
12 Dec 25
£49.95
Crikey its the Christmas Cracker Day 1
Leeds/Liverpool Canal, Wyther Lane, Kirkstall Leeds, LS5 3
13 Dec 25
£4.00 - £56.00
Twas The Run Before Christmas - 5k,10k, Half Marathon, Full Marathon & Ultra-Marathon
Brandon Country Park, IP27 0SU
14 Dec 25
£33.00 - £36.00
4.5
A Christmas Carol Bobble Hat Run - North
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
14 Dec 25
£32.00 - £34.00
Crikey its the Christmas Cracker Day 2
Leeds/Liverpool Canal, Wyther Lane, Kirkstall Leeds, LS5 3
14 Dec 25
£4.00 - £41.00
Christmas Canter - 5k, 10k, Half, Full or Ultra Marathon
Suffolk Running Centre, Church Road, Bury St Edmunds, IP29 5AX
20 Dec 25
£25.00 - £37.50
A Christmas Carol Bobble Hat Run - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
21 Dec 25
£18.00 - £40.00
Christmas Cracker Day Run
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
25 Dec 25
£18.00 - £35.00
Boxing Day Challenge
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
26 Dec 25
£30.00
Year End Time Turner
The Last Hop, Unit 2, Thames Edge, 15-18 Clarence St, Staines TW18 4SU
27 Dec 25
£18.00 - £35.00
Midwinter Mortimer Trail
Ludlow, Shropshire
27 Dec 25
£15.00 - £55.00
PHOENIX - Frozen Phoenix
Sunbury on Thames, Middlesex
29 Dec 25
£27.00 - £40.00
Bell Challenge - Day 1
Exmouth, Devon
29 Dec 25
£35.00
Bell Challenge - Day 2
Exmouth, Devon
30 Dec 25
£35.00
PHOENIX - Winter Runderland
Sunbury on Thames, Middlesex
30 Dec 25
£27.00 - £40.00
4.0
Bell Challenge - Day 3
Exmouth, Devon
31 Dec 25
£35.00
Bell Challenge - Day 4
Exmouth, Devon
01 Jan 26
£35.00
New Years Day Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
01 Jan 26
£18.00 - £35.00
5.0
Bell Challenge - Day 5
Exmouth, Devon
02 Jan 26
£35.00
Bell Challenge - Day 6
Exmouth, Devon
03 Jan 26
£35.00
Bell Challenge - Day 7
Exmouth, Devon
04 Jan 26
£35.00
Midweek Chasing Numbers Jan 2026
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
09 Jan 26
£18.00 - £27.00
5.0
KENT BACKYARD ULTRA - Dover
Great Farthingloe Farm, Farthingloe Barn, Dover, Kent, CT15 7AA
10 Jan 26
£75.00 - £115.00
The Rasselbock Run - Winter 2026 - Day One
Mansfield, Nottinghamshire
10 Jan 26
£39.50
5.0
The Rise From The Ashes Run - South
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
10 Jan 26
£18.00 - £35.00
PHOENIX - Doughnut Dash
Sunbury on Thames, Middlesex
11 Jan 26
£39.95
5.0
WTF - Where's The Finish? - 5k,10k, Half Marathon, Full Marathon & Ultra-Marathon
Brandon Country Park, IP27 0SU
11 Jan 26
£34.00 - £38.00
4.0
The Rasselbock Run - Winter 2026 - Day Two
Mansfield, Nottinghamshire
11 Jan 26
£39.50
5.0
Skipton Sweetie Skedaddle
Craven Leisure Centre, 21 Gargrave Rd, Skipton, BD23 1UD
11 Jan 26
Free - £42.00
Sir Titus Pie n Pickle Plod
On the Leeds and Liverpool Canal in Saltaire, West Yorkshire
17 Jan 26
£17.00 - £56.00
Showing 161-200 of 296 results