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Trail Half marathons in UK
Find trail half marathons in UK in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sun 26 Apr 2026
Clun, Shropshire, UK
Clun Valley Trail Half Marathon
- 13.1 miles trail running + 2000 ft ascent
- Sun 3 May 2026
Shipston-on-Stour, Warwickshire, UK
Tempo Trail Races | Half Marathon
- 13.1 miles trail running + 884 ft ascent
- Sat 9 May 2026
Sidmouth, Devon, UK
Sid Valley Ring Half and Third Marathon | Half Marathon
- 21.1 km trail running + 596 m ascent
- Sat 9 May 2026
Cardiff, UK
Radyr Trail Races: Half Marathon and Marathon | Half Marathon
- 13.1 miles trail running
- Sun 10 May 2026
Corby, Northamptonshire, UK
Run Rabbit Trail Festival | Thump Trail Half
- 13.1 miles trail running
- Sun 10 May 2026
Macclesfield, Cheshire, UK
Happy Valley Trails Event | Half Marathon
- 13.1 miles trail running + 770 m ascent
- Sun 10 May 2026
Thirsk, North Yorkshire, UK
Hardmoors 26.2 White Horse Trail Marathon | Half Marathon
- 16.5 miles trail running + 1900 ft ascent
- Sun 10 May 2026
Reading, Berkshire, UK
Goring Gap Trails | Run - Half Marathon
- 13.1 miles trail running + 102 m ascent
- Sat 16 May 2026
Matlock, Derbyshire, UK
White Peak Half Marathon
- 13.1 miles trail running + 800 ft ascent
- Sat 23 May 2026
Eastbourne, East Sussex, UK
Seven Sisters Half Marathon
- 13.1 miles trail running + 2057 ft ascent
- Sat 30 May 2026
Saint Agnes, Cornwall, UK
Trail Pursuit: Cornwall | Half Marathon
- 13.1 miles trail running
- Sun 14 Jun 2026
Sheffield, South Yorkshire, UK
Roche Abbey Ramble | Half Marathon
- 13.1 miles trail running + 144 ft ascent
- Sun 21 Jun 2026
Brighouse, West Yorkshire, UK
Breezy in Brighouse & Special Solstice Run | Half Marathon
- 13.1 miles trail running + 144 ft ascent
- Sun 21 Jun 2026
Dunstable, Bedfordshire, UK
Dunstable Downs Half Marathon
- 21.2 km trail running + 450 m ascent
- Sun 5 Jul 2026
Aylesbury, Buckinghamshire, UK
Chiltern Ridge Half Marathon
- 21.3 km trail running + 526 m ascent
- Sat 11 Jul 2026
Hereford, Herefordshire, UK
Black Mountains 50 & 32 Mile Ultra, Marathon & Half Marathon | Half Marathon
- 13 miles trail running + 2738 ft ascent
- Sat 8 Aug 2026
Stirling, UK
The Maverick Ochil Hills Trail | Half Marathon - 26K
- 26 km trail running + 961 m ascent