0033
Ultra Marathons Found In May 2026
View all ↓Ultra Marathons In May 2026
Find A Race is the UK's most popular event listings site. Check out our list of May 2026 Ultra Marathons & Ultra Running Races below.
Popular & Featured
Race Calendar: Ultra Marathons In May 2026
SoBo Series: Volumes 1 - 4
Southbourne Beach, Bournemouth, Dorset
Sun 14 Dec 25 - Sun 27 Sep 26
£42.13
Midweek Chasing Numbers May 2026
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
Fri 01 May 26
£18.00 - £27.00
5.0
MHU - Malvern Hills Ultra
Worcester, Worcestershire
Sat 02 May 26
£25.00 - £95.00
5.0
Greensand Way Ultra Run (30 Miles)
Guildford, Surrey
Sat 02 May 26
£45.00
Ultra X Scotland (110km, 110km multi-stage, 60km, 50km, 25k, 12k)
Inverness, Highland Council
Sat 02 May 26 - Sun 03 May 26
£115.00 - £280.00
BigWayRound - Winchester
Winchester Rugby Club, Nuns Walk, Winchester, SO23 7EF
Mon 04 May 26
£40.53 - £59.64
Bank Holiday Madness May 2026
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Mon 04 May 26
£18.00 - £27.00
Bat Challenge
Beacon hill Country Park, LE12 8TA
Fri 08 May 26
£39.00
24 Hours South - Offa's dyke ultra
Nova Centre, Prestatyn
Sat 09 May 26
£101.56 - £165.24
Chiltern Hills 100K
Chesham, Buckinghamshire
Sat 09 May 26
£152.00
Run Rabbit Trail Festival
Corby, North Northamptonshire
Sat 09 May 26 - Sun 10 May 26
£21.44 - £67.08
The Spring Lucky Dip Run 2026
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sun 10 May 26
£18.00 - £35.00
Northants Shires & Spires Event
Naseby Village Hall, Haselbech Road, Northampton, NN6 6DE
Sun 10 May 26
£25.68 - £63.88
4.9
Rocky at 50 Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 16 May 26
£18.00 - £35.00
Kendal to Preston ULTRA 50
Kendal, Cumbria
Sat 16 May 26
£95.00
RACE THE TIDE
Plymouth, Devon
Sat 16 May 26
£42.00 - £72.00
May We Challenge You
Exmouth, Devon
Sat 16 May 26
£36.00
The Birthday Run - 5k, 10k, Half, Full & Ultra Marathon
Billingford Lakes, North Elmham Road, NR20 4RG
Sun 17 May 26
£29.00 - £38.00
May We Challenge You Again!
Exmouth, Devon
Sun 17 May 26
£36.00
PHOENIX - Dragon's Eye Race 1 - 2026
Cranleigh, Surrey
Sun 17 May 26
£27.00 - £40.00
4.7
Dun Holm Challenge
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
Thu 21 May 26
£18.00 - £36.00
Dun Holm Challenge - Day 2
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
Fri 22 May 26
£18.00 - £36.00
Farmmageddon - 5k - 10k - Half - Full - Ultra - 100 Mile Challenge
Hyde Hall Farm, Buntingford, SG9 0RU
Sat 23 May 26 - Sun 24 May 26
£35.00 - £165.00
Dun Holm Challenge - Day 3
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
Sat 23 May 26
£18.00 - £36.00
The Grim Reaper - 10, 40, 70, 100-miles
Bourne, Lincolnshire
Sat 23 May 26 - Sun 24 May 26
£32.00 - £150.00
5.0
Dun Holm Challenge - Day 4
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
Sun 24 May 26
£18.00 - £36.00
Dun Holm Challenge - Day 5
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
Mon 25 May 26
£18.00 - £36.00
Midweek Medal Madness - Leon's Birthday Run!
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Fri 29 May 26
£18.00 - £27.00
Rocky at 50 Run - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
Sat 30 May 26
£18.00 - £35.00
The Ridgeway Challenge
Berkhamsted, Hertfordshire
Sat 30 May 26
£162.00
5.0
The Ultra Loop Track Challenge - 6, 12, 24 hours
Manchester, Lancashire
Sat 30 May 26 - Sun 31 May 26
£34.00 - £85.00
5.0
Circuit du Sore Legs (Track Event)
Wodson Park Sports Centre, Ware, Herts, SG12 0UQ
Sun 31 May 26
£29.00 - £38.00
Beat the Sunset 50km
Maidenhead, Berkshire
Sat 30 May 26
£65.00
Showing 1-33 of 33 results