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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
DART CHALLENGE
Green Table, Lower Drive, Dartington, Dartington Hall, Totnes TQ9 6EE
Fri 21 Nov 25
£31.80
Phoenix - Christmas Jumper FRIDAY Run
Walton-on-Thames, Surrey
Fri 12 Dec 25
£49.95
6 Geese a-laying Run
Ross-on-Wye, Herefordshire
Fri 12 Dec 25
£29.00 - £39.00
Crikey its the Christmas Cracker Day 1
Leeds/Liverpool Canal, Wyther Lane, Kirkstall Leeds, LS5 3
Sat 13 Dec 25
£16.00 - £56.00
7 Swans a Swimming
Ross-on-Wye, Herefordshire
Sat 13 Dec 25
£29.00 - £39.00
Twas The Run Before Christmas - 5k,10k, Half Marathon, Full Marathon & Ultra-Marathon
Brandon Country Park, IP27 0SU
Sun 14 Dec 25
£23.00 - £36.00
4.5
A Christmas Carol Bobble Hat Run - North
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
Sun 14 Dec 25
£20.00 - £38.00
Crikey its the Christmas Cracker Day 2
Leeds/Liverpool Canal, Wyther Lane, Kirkstall Leeds, LS5 3
Sun 14 Dec 25
£4.00 - £41.00
SoBo Series: Volumes 1 - 4
Southbourne Beach, Bournemouth, Dorset
Sun 14 Dec 25 - Sun 27 Sep 26
£42.13
9 Ladies Dancing
Ross-on-Wye, Herefordshire
Mon 15 Dec 25
£29.00 - £39.00
10 Lords a Leaping
Ross-on-Wye, Herefordshire
Tue 16 Dec 25
£29.00 - £39.00
11 Pipers Piping
Ross-on-Wye, Herefordshire
Wed 17 Dec 25
£29.00 - £39.00
12 Drummers Drumming
Ross-on-Wye, Herefordshire
Thu 18 Dec 25
£29.00 - £39.00
Christmas Canter - 5k, 10k, Half, Full or Ultra Marathon
Suffolk Running Centre, Church Road, Bury St Edmunds, IP29 5AX
Sat 20 Dec 25
£23.00 - £37.50
4.5
A Christmas Carol Bobble Hat Run - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
Sun 21 Dec 25
£20.00 - £40.00
Christmas Cracker Day Run
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
Thu 25 Dec 25
£18.00 - £35.00
Boxing Day Challenge
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
Fri 26 Dec 25
£18.00 - £35.00
Year End Time Turner
The Last Hop, Unit 2, Thames Edge, 15-18 Clarence St, Staines TW18 4SU
Sat 27 Dec 25
£18.00 - £35.00
Midwinter Mortimer Trail
Ludlow, Shropshire
Sat 27 Dec 25
£15.00 - £55.00
PHOENIX - Frozen Phoenix
Sunbury on Thames, Middlesex
Mon 29 Dec 25
£27.00 - £40.00
Bell Challenge - Day 1
Exmouth, Devon
Mon 29 Dec 25
£35.00
Bell Challenge - Day 2
Exmouth, Devon
Tue 30 Dec 25
£35.00
PHOENIX - Winter Runderland
Sunbury on Thames, Middlesex
Tue 30 Dec 25
£27.00 - £40.00
4.0
Bell Challenge - Day 3
Exmouth, Devon
Wed 31 Dec 25
£35.00
RIVER THAMES RUN
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
Wed 31 Dec 25
£18.00 - £35.00
Bell Challenge - Day 4
Exmouth, Devon
Thu 01 Jan 26
£35.00
New Years Day Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Thu 01 Jan 26
£18.00 - £35.00
5.0
Bell Challenge - Day 5
Exmouth, Devon
Fri 02 Jan 26
£35.00
Bell Challenge - Day 6
Exmouth, Devon
Sat 03 Jan 26
£35.00
Rhino Run
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
Sat 03 Jan 26
£18.00 - £35.00
Bell Challenge - Day 7
Exmouth, Devon
Sun 04 Jan 26
£35.00
Midweek Chasing Numbers Jan 2026
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Fri 09 Jan 26
£18.00 - £27.00
5.0
North Downs Way Ultra Run (30 miles)
Guildford, Surrey
Sat 10 Jan 26
£45.00
5.0
KENT BACKYARD ULTRA - Dover
Great Farthingloe Farm, Farthingloe Barn, Dover, Kent, CT15 7AA
Sat 10 Jan 26
£75.00 - £115.00
The Rasselbock Run - Winter 2026 - Day One
Mansfield, Nottinghamshire
Sat 10 Jan 26
£39.50
5.0
PHOENIX - Chilli Flamingo Run
Walton-on-Thames, Surrey
Sat 10 Jan 26
£22.00 - £40.00
The Rise From The Ashes Run - South
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 10 Jan 26
£18.00 - £35.00
PHOENIX - Doughnut Dash
Sunbury on Thames, Middlesex
Sun 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
Sun 11 Jan 26
£34.00 - £38.00
4.0
The Rasselbock Run - Winter 2026 - Day Two
Mansfield, Nottinghamshire
Sun 11 Jan 26
£39.50
5.0
Skipton Sweetie Skedaddle
Craven Leisure Centre, 21 Gargrave Rd, Skipton, BD23 1UD
Sun 11 Jan 26
£17.00 - £58.00
Showing 41-80 of 301 results