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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.
- Sat 21 Feb 2026
Bamburgh, Northumberland, UK
EnduranceLife - Northumberland | Half Marathon
- 13.1 miles trail running + 463 ft ascent
- Sun 22 Feb 2026
Milton Keynes, Buckinghamshire, UK
The Milton Keynes 5K, 10K and Half Marathon Winter Warmer Run | Half Marathon
- 13.1 miles trail running + 124 m ascent
- Sun 22 Feb 2026
York, North Yorkshire, UK
The York 5K, 10K and Half Marathon Winter Warmer Run | Half Marathon
- 13.1 miles trail running + 24 m ascent
- Sun 22 Feb 2026
Romsey, Hampshire, UK
Awbridge Half Marathon & 10 Mile | Half Marathon
- 13.1 miles trail running
- Sat 28 Feb 2026
Haverfordwest, Pembrokeshire, UK
Ras Dewi Sant | Half Marathon
- 13.1 miles trail running
- Sat 28 Feb 2026
Newton Abbot, Devon, UK
Hameldown Hammer | Hammer Half Marathon
- 13.1 miles trail running
- Sat 28 Feb 2026
Driffield, East Yorkshire, UK
Tibthorpe Loop
- 13.1 miles trail running + 1200 ft ascent
- Sun 1 Mar 2026
Brandon, Suffolk, UK
High Lodge Half Marathon - Spring
- 13.1 miles multi terrain running
- Sun 1 Mar 2026
Northampton, Northamptonshire, UK
Pitsford Water Trail Races | Half Marathon
- 13.1 miles trail running + 607 ft ascent
- Sat 7 Mar 2026
Eastbourne, East Sussex, UK
EnduranceLife - Sussex | Half Marathon
- 13.1 miles trail running + 2185 ft ascent
- Sun 8 Mar 2026
Dorking, Surrey, UK
Leith Hill Half Marathon
- 13.1 miles trail running + 1778 ft ascent
- Sat 14 Mar 2026
Otley, West Yorkshire, UK
Welcome Way | 13 Mile
- 13 miles trail running + 2200 ft ascent
- Sat 14 Mar 2026
Carmarthen, Dyfed, UK
Brechfa Trail Races: Half Marathon & Marathon | Half Marathon
- 13 miles trail running
- Sun 15 Mar 2026
Marlborough, Wiltshire, UK
Ramsbury Half & 10K | Half Marathon
- 13.1 miles multi terrain running + 960 ft ascent
- Sun 22 Mar 2026
Milton Keynes, Buckinghamshire, UK
Twin Lakes 20 | 20 Mile
- 20 miles multi terrain running
- Sun 22 Mar 2026
Coleford, Gloucestershire, UK
Forest of Dean Spring Trails Half Marathon
- 13.1 miles trail running
- Sun 22 Mar 2026
Hexham, Northumberland, UK
TRAILDOG Kielder Waterside | Half Marathon
- 13.1 miles road running
- Sat 28 Mar 2026
Tring, Hertfordshire, UK
Run the Wild Half Marathon - Spring Edition
- 21.1 km trail running + 300 m ascent
- Sun 29 Mar 2026
Arundel, West Sussex, UK
Springtide Half Marathon
- 13.5 miles trail running + 1175 ft ascent
- Sat 4 Apr 2026
Aberdyfi, Gwynedd, UK
Aberdyfi Half Marathon | Half Marathon
- 21.1 km trail running + 850 m ascent
- Sat 4 Apr 2026
Chesterfield, Derbyshire, UK
Pink Moon - Ladies Trail Half Marathon
- 13.1 miles trail running
- Sat 11 Apr 2026
Swansea, West Glamorgan, UK
RTT Gower Trail Half Marathon & 10K | Half Marathon
- 13.1 miles trail running
- Sat 11 Apr 2026
Bishop Auckland, County Durham, UK
Stanhope Trail Races | Half Marathon
- 15 miles trail running + 1887 ft ascent
- Sun 19 Apr 2026
Leeds, West Yorkshire, UK
Tempting at Tempsey | Half Marathon
- 13.1 miles trail running