0237
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.
Filter by location
Ultramarathon Calendar 2025 - 2026
🚀Boosted
Ultra X Spring Trail Series (25km, 50km, 75km)
Liphook, Hampshire
12 Apr 25
£35.00 - £125.00
🚀Boosted
North Wales 50km & 100km
Prestatyn Nova Centre
26 Apr 25
£51.69 - £89.89
🚀Boosted
Ultra X Scotland (110km, 60km, 50km, 25k)
Inverness, Highland Council
03 May 25 - 04 May 25
£108.00 - £390.00
🚀Boosted
XTERRA Snowdonia Trail Marathon Eryri, Ultra, Half Marathon & 10k
Caernarfon, Gwynedd
12 Jul 25
£31.99 - £94.99
4.8
PHOENIX - The Adversity Potion Run
Sunbury on Thames, Middlesex
17 Apr 25
£22.00 - £39.95
PHOENIX - The Intrepid Potion Run
Sunbury on Thames, Middlesex
18 Apr 25
£22.00 - £39.95
Ten In Ten - Day 7 2025
Staines, Middlesex
18 Apr 25
£24.00 - £34.00
The Easter Challenge
Brandon Country Park, IP27 0SU
18 Apr 25
£33.00 - £36.00
5.0
PHOENIX - The Indomitable Potion Run
Sunbury on Thames, Middlesex
19 Apr 25
£22.00 - £39.95
Ten In Ten - Day 8 2025
Staines, Middlesex
19 Apr 25
£27.00 - £40.00
Ten In Ten - Day 9 2025
Staines, Middlesex
20 Apr 25
£27.00 - £40.00
The Butterfly Effect – Luna Moth
Heanor, Derbyshire
20 Apr 25
£39.50
PHOENIX - The Unbreakable Potion Run
Sunbury on Thames, Middlesex
20 Apr 25
£22.00 - £39.95
Ten In Ten - Day 10 2025
Staines, Middlesex
21 Apr 25
£24.00 - £34.00
PHOENIX - The Invincible Potion Run
Sunbury on Thames, Middlesex
21 Apr 25
£22.00 - £39.95
Chiltern Hills 100K
Chesham, Buckinghamshire
26 Apr 25
£120.00
North Wales 50km & 100km
Prestatyn Nova Centre
26 Apr 25
£51.69 - £89.89
The "Other" Run
Suffolk Running Centre
27 Apr 25
£25.00 - £37.50
The Leeds Backyard Taster Event
Leeds, West Yorkshire
27 Apr 25
£39.50
PHOENIX - NOT the London Marathon Run 2025
Sunbury on Thames, Middlesex
27 Apr 25
£39.95
THE PORTLAND PIG BACKYARD ULTRA
The Piggery Unit 1, Grove Farm Estate, Grove Rd, Portland DT5 1GD
02 May 25
£108.46
Midweek Chasing Numbers May 2025
Egham, Surrey
02 May 25
£24.00 - £34.00
Bat Challenge
Loughborough
02 May 25 - 03 May 25
£39.00
MHU - Malvern Hills Ultra
Worcester, Worcestershire
03 May 25
£25.00 - £90.00
5.0
Ultra X Scotland (110km, 60km, 50km, 25k)
Inverness, Highland Council
03 May 25 - 04 May 25
£108.00 - £390.00
Bank Holiday Madness May 2025
Staines, Middlesex
05 May 25
£24.00 - £34.00
May We Challenge You
Exmouth, Devon
10 May 25
£32.00
PHOENIX - Rose Run
Dorking, Surrey
10 May 25
£22.00 - £39.95
BEWL WATER 10KM, HALF MARATHON & ULTRA 50KM
Tunbridge Wells, Lamberhurst, East Sussex
10 May 25
£37.32 - £66.01
4.5
May We Challenge You Again!
Exmouth, Devon
11 May 25
£32.00
Northants Shires & Spires Event
Northampton, Northamptonshire
11 May 25
£25.20 - £61.00
4.9
The MTC Severn Challenge
Penrhyndeudraeth, Gwynedd
15 May 25 - 19 May 25
£795.00 - £1,250.00
The MTC Severn Plod Ultra
Caersws, Powys
16 May 25
£90.00
The MTC Severn Path Ultra
Shrewsbury, Shropshire
17 May 25
£90.00
BC50K Trail Ultra
Bishops Castle, Shropshire
17 May 25
£50.00
Greensand Way Ultra Run 30 Miles
Guildford, Surrey
18 May 25
£45.00
The MTC Severn Way Ultra
Worcester, Worcestershire
18 May 25
£90.00
PHOENIX - Dragon's Eye Race 1
Cranleigh, Surrey
18 May 25
£27.00 - £40.00
5.0
The Birthday Run
Hinchingbrooke Country Park
18 May 25
£33.00 - £36.00
Easy Does It Run
Staines, Middlesex
18 May 25
£27.00 - £40.00
The MTC Bristol Severn Ultra
Stonehouse, Gloucestershire
19 May 25
£80.00
Aladdin Sane 5 in 5 Days - Day 1
Durham, County Durham
22 May 25
£24.00 - £34.00
Aladdin Sane 5 in 5 Days - Day 2
Durham, County Durham
23 May 25
£24.00 - £34.00
Aladdin Sane 5 in 5 Days - Day 3
Durham, County Durham
24 May 25
£24.00 - £34.00
Showing 81-120 of 237 results