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Half marathons in UK
Find 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 21 Jun 2026
Marlow, Buckinghamshire, UK
The One to the Castle | Windsor
- 13.1 miles multi terrain running
- Sun 21 Jun 2026
Dunstable, Bedfordshire, UK
Dunstable Downs Half Marathon
- 21.2 km trail running + 450 m ascent
- Sun 28 Jun 2026
Northampton, Northamptonshire, UK
TrailFest | Salcey Forest | Half Marathon
- 13.1 miles trail running + 337 ft ascent
- Fri 3 Jul 2026
Egham, Surrey, UK
Midweek Chasing Numbers July | Half Marathon
- 13.1 miles trail running
- Sat 4 Jul 2026
Isle of Harris, Outer Hebrides, UK
Isle of Harris Half Marathon | Half Marathon
- 13.1 miles road running
- 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
- Sun 12 Jul 2026
- £44.99-£49.99
Caernarfon, Gwynedd, UK
Snowdonia Trail Half Marathon Eryri
Wales' spectacular mountain half marathon! A tough route with over 1,192m of ascent, most of which is up Wales’ highest peak, with incredible views all the way to Anglesey and a downhill finish too.
- Chip timing
- Enter online
- Mountainous
- Age 17 & over
- 12.9 miles trail running + 3959 ft ascent
- Sun 12 Jul 2026
Warwick, Warwickshire, UK
Compton Verney Half Marathon and 10K | Half Marathon
- 13.1 miles road running + 551 ft ascent
- Sun 12 Jul 2026
Ilkley, West Yorkshire, UK
Ilkley Half Marathon | Half Marathon
- 13.1 miles road running
- Sat 18 Jul 2026
Henley-on-Thames, Buckinghamshire, UK
The Ciderthon
- 13.1 miles multi terrain running
- Sun 19 Jul 2026
Stevenage, Hertfordshire, UK
Fairlands Valley Challenge | Half Marathon
- 13.1 miles trail running
- Fri 24 Jul 2026
Egham, Surrey, UK
Midweek Medal Madness Run July | Half Marathon
- 13.1 miles trail running
- Sat 1 Aug 2026
Ivybridge, Devon, UK
Dartmoor Big Day Out | The Great Escape
- 15.5 miles trail running
- Fri 7 Aug 2026
Egham, Surrey, UK
Midweek Chasing Numbers Aug | Half Marathon
- 13.1 miles trail running
- Sat 8 Aug 2026
Stirling, UK
The Maverick Ochil Hills Trail | Half Marathon - 26K
- 26 km trail running + 961 m ascent
- Sun 9 Aug 2026
York, North Yorkshire, UK
Hardmoors 26.2 Farndale Trail Races | Half Marathon
- 16.5 miles trail running + 2300 ft ascent
- Fri 14 Aug 2026
Egham, Surrey, UK
Midweek Medal Madness Run August | Half Marathon
- 13.1 miles trail running
- Sat 22 Aug 2026
Hope Valley, Derbyshire, UK
INFERNO - Edale's Ring of Hell | Half Marathon
- 15.5 miles trail running + 4000 ft ascent
- Sun 23 Aug 2026
Keswick, Cumbria, UK
Borrowdale Trail Half Marathon
- 13 miles trail running + 765 m ascent
- Sun 30 Aug 2026
Guisborough, North Yorkshire, UK
Hardmoors 26.2 Roseberry Trail Races | Half Marathon
- 14.5 miles trail running + 3200 ft ascent