0251
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 2024 - 2025 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 2024 - 2025
Chiltern Hills 100K
Chesham, Buckinghamshire
26 Apr 25
£120.00
The "Other" Run
Suffolk Running Centre
27 Apr 25
£25.00 - £37.50
PHOENIX - NOT the London Marathon Run 2025
Sunbury on Thames, Middlesex
27 Apr 25
£39.95
The Leeds Backyard Taster Event
Leeds, West Yorkshire
27 Apr 25
£39.50
THE PORTLAND PIG BACKYARD ULTRA
The Piggery Unit 1, Grove Farm Estate, Grove Rd, Portland DT5 1GD
02 May 25
£108.46
Bat Challenge
Loughborough
02 May 25 - 03 May 25
£39.00
Midweek Chasing Numbers May 2025
Egham, Surrey
02 May 25
£24.00 - £34.00
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
Run to the Sea Brighton Ultramarathon
START: Christs Hospital School, Horsham West Sussex, RH13 0LJ / FINISH: – Hove Lawns, Hove, Brighton, BN3 2FR
10 May 25
£74.50
May We Challenge You
Exmouth, Devon
10 May 25
£32.00
BEWL WATER 10KM, HALF MARATHON & ULTRA 50KM
Tunbridge Wells, Lamberhurst, East Sussex
10 May 25
£37.32 - £66.01
4.5
PHOENIX - Rose Run
Dorking, Surrey
10 May 25
£22.00 - £39.95
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
The MTC Severn Way Ultra
Worcester, Worcestershire
18 May 25
£90.00
The Birthday Run
Hinchingbrooke Country Park
18 May 25
£33.00 - £36.00
PHOENIX - Dragon's Eye Race 1
Cranleigh, Surrey
18 May 25
£27.00 - £40.00
5.0
Easy Does It Run
Staines, Middlesex
18 May 25
£27.00 - £40.00
Greensand Way Ultra Run 30 Miles
Guildford, Surrey
18 May 25
£45.00
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
The Grim Reaper - 10, 40, 70, 100-miles
Bourne, Lincolnshire
24 May 25
£32.00 - £150.00
5.0
Aladdin Sane 5 in 5 Days - Day 3
Durham, County Durham
24 May 25
£24.00 - £34.00
Farmmaggeddon
Hyde Hall Farm, Buntingford, SG9 0RU
24 May 25 - 25 May 25
£33.00 - £165.00
Aladdin Sane 5 in 5 Days - Day 4
Durham, County Durham
25 May 25
£24.00 - £34.00
Aladdin Sane 5 in 5 Days - Day 5
Durham, County Durham
26 May 25
£24.00 - £34.00
Blair Castle Trail Weekender
Blair Castle, Blair Atholl
30 May 25 - 01 Jun 25
£10.82 - £80.87
4.0
Midweek Run - Leon's Birthday Run!
Staines, Middlesex
30 May 25
£24.00 - £34.00
The Ultra Loop Track Edition - Run As Many Loops As You Can in 6 or 12 hours
Manchester, Lancashire
31 May 25
£34.00 - £55.00
5.0
Beat the Sunset 50km
Maidenhead, Berkshire
31 May 25
£65.00
The Ridgeway Challenge
Berkhamsted, Hertfordshire
31 May 25 - 01 Jun 25
£122.00
The Headstock Run 2025
Nottingham, Nottinghamshire
01 Jun 25
£39.50
5.0
Circuit Du Sore Legs - part cinq
Wodson Park Sports Centre, Ware, Herts, SG12 0UQ
01 Jun 25
£25.00 - £37.50
Midweek Chasing Numbers June 2025
Egham, Surrey
06 Jun 25
£24.00 - £34.00
Showing 121-160 of 251 results