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Spring 2026 Ultra Marathons Found
View all ↓Spring 2026 Ultra Marathons
Find A Race is the UK's most comprehensive event listings site. Check out our list of Spring 2026 Ultra Marathons & Ultra Running Races below.
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Race Calendar: Spring 2026 Ultra Marathons
Guernsey Ultra
St Peter Port
Sun 17 May 26
£55.00
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 Cambridgeshire Action Hero Run
St Neots, Cambridgeshire
Sun 17 May 26
£22.00 - £39.95
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 - £29.00
Dun Holm Challenge - Day 2
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
Fri 22 May 26
£18.00 - £29.00
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 - £29.00
The Grim Reaper - 10, 40, 70, 100-miles
Bourne, Lincolnshire
Sat 23 May 26 - Sun 24 May 26
£35.00 - £160.00
5.0
Dun Holm Challenge - Day 4
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
Sun 24 May 26
£18.00 - £29.00
Spring Feisty Phoenix Day 2
Winchester, Hampshire
Sun 24 May 26
£33.95
Dun Holm Challenge - Day 5
Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
Mon 25 May 26
£18.00 - £29.00
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 (86 Miles)
Berkhamsted, Hertfordshire
Sat 30 May 26
£162.00
5.0
Phoenix South Wales - Manta Ray Run
Treharris, Mid Glamorgan
Sat 30 May 26
£35.00
Beat the Sunset 50km
Maidenhead, Berkshire
Sat 30 May 26
£65.00
The Ridgeway Chase 60K
Berkhamsted, Hertfordshire
Sat 30 May 26
£92.00
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
PHOENIX Fridays - Spring Friday
Walton-on-Thames, Surrey
Fri 06 Mar 26
£26.00 - £33.00
5.0
KENT BACKYARD ULTRA — Round Three: Sholden
Lillyroo's Glamping, Sandwich Road, Deal, Kent, CT14 0AT
Sat 07 Mar 26
£75.00 - £115.00
Symonds Yat Super Looper
Ross-on-Wye, Herefordshire
Sat 07 Mar 26
£66.00
Spring Run
Northampton Active, Bedford Rd, Northampton NN4 7AA
Sun 22 Mar 26
£27.00 - £34.00
PWR Endure Backyard Ultra Marathon
Bristol, Avon
Sat 23 May 26 - Sun 24 May 26
£54.00
Showing 121-146 of 146 results