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Trail Half marathons in Summer

Find trail half marathons near me in Summer - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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Run a half marathon through the beautiful grounds and surrounding area of the stunning Château de Chantilly then celebrate with friends and family in the festival village.
  • Sun 7 Jun 2026
  • €36-€45
Chantilly, France

Chateau de Chantilly | Half Marathon

Run a half marathon through the beautiful grounds and surrounding area of the stunning Château de Chantilly then celebrate with friends and family in the festival village.

  • Chip timing
  • Enter online
  • Age 17 & over
  • 21.1 km trail running + 167 ft ascent
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon on the same day was previously rated one of the top UK marathons.
  • Sat 13 Jun 2026
  • £43-£45
Wadhurst, East Sussex, UK

Bewl Water Summer | Half Marathon

Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon on the same day was previously rated one of the top UK marathons.

  • Chip timing
  • Enter online
  • Hilly
  • Age 17-80
  • 13.1 miles trail running + 710 ft ascent
Coastal paths with a satisfying mix of hills plus flatter, faster sections on a multi-lap route round the stunning Mount Edgcumbe Peninsula - never before used for a running race!
  • Sat 13 Jun 2026
  • £24
Torpoint, Cornwall, UK

Rame Head Race | Half Marathon

Coastal paths with a satisfying mix of hills plus flatter, faster sections on a multi-lap route round the stunning Mount Edgcumbe Peninsula - never before used for a running race!

  • Chip timing
  • Enter online
  • Flat
  • Hilly
  • Age 16 & over
  • 13.1 miles trail running + 2092 ft ascent
Come and join in for Lord of The Run run! Whether you love the series of books and the film franchise or you just fancy a run along the beautiful River Wear, then this is the event for you!
  • Sun 21 Jun 2026
  • £17-£29
Durham, County Durham, UK

Lord of The Run - North | Half Marathon

Come and join in for Lord of The Run run! Whether you love the series of books and the film franchise or you just fancy a run along the beautiful River Wear, then this is the event for you!

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running
Race a half marathon through the beautiful grounds of the Cholmondeley Castle estate in this event for a range of levels of runner, then celebrate with friends and family in the festival village.
  • Sun 21 Jun 2026
  • £36-£45
Malpas, Cheshire, UK

Cholmondeley Castle | Half Marathon

Race a half marathon through the beautiful grounds of the Cholmondeley Castle estate in this event for a range of levels of runner, then celebrate with friends and family in the festival village.

  • Chip timing
  • Enter online
  • Age 16 & over
  • 21.1 km trail running
Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.
  • Sat 27 Jun 2026
  • £27-£38
Buntingford, Hertfordshire, UK

Cock-a-doodle Dawdle

Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.

  • Newcomers
  • Dogs allowed
  • Event village
  • Rural
  • Age 14 & over
  • Multi-terrain run 2
  • 5K run
  • 10K run
  • Trail run
  • Half marathon 2
The north's favourite 24-hour trail race! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the iconic course as you can. How far can you go in 24 hours?
  • Sat 27 - Sun 28 Jun 2026
  • £80-£130
  • 3 charities
Wetherby, West Yorkshire, UK

Endure24 | Leeds

The north's favourite 24-hour trail race! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the iconic course as you can. How far can you go in 24 hours?

  • Recycling
  • Dogs allowed
  • Entertainment
  • Music
  • Ballot
  • Chip timing
  • Enter online
  • Undulating
  • Event village
  • Event expo
  • Park
  • Free venue entry
  • Sustainability policy
  • Age 15 & over
  • 24 hrs multi terrain running + 102 m ascent
Come and join the fun in a 4 or 6-hour running challenge at Ferry Meadows! Run as much as you want through the forest on a multi-terrain loop. Run, rest, then head out for some more.
  • Sun 5 Jul 2026
  • £33-£38
Peterborough, Cambridgeshire, UK

Summer Ready Run

Come and join the fun in a 4 or 6-hour running challenge at Ferry Meadows! Run as much as you want through the forest on a multi-terrain loop. Run, rest, then head out for some more.

  • Newcomers
  • Event village
  • Park
  • Age 18 & over
  • Multi-terrain run 2
Join the early summer racing joy and race between the trees at Cannock Chase Forest! It's time to treat yourself!
  • Sun 5 Jul 2026
  • £32
Rugeley, Staffordshire, UK

Cannock Chase Forest Half Marathon

Join the early summer racing joy and race between the trees at Cannock Chase Forest! It's time to treat yourself!

  • Enter online
  • Hilly
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running + 1387 ft ascent
Starting and finishing in the village of Slaithwaite, pronounced 'Slawit' to the locals, this is perhaps the most undulating canal by a long chalk. Bespoke medal, drinks and goodies for all.
  • Sat 11 Jul 2026
  • £30-£32
Huddersfield, West Yorkshire, UK

Sithee at Slawit Again | Half Marathon

Starting and finishing in the village of Slaithwaite, pronounced 'Slawit' to the locals, this is perhaps the most undulating canal by a long chalk. Bespoke medal, drinks and goodies for all.

  • Chip timing
  • Enter online
  • Undulating
  • Age 17 & over
  • 13.1 miles trail running + 417 ft ascent
Welcome to the stunning Sherwood Pines for an incredible day of running in the forest - whether it's your first event, you're going for a PB or if you just want a day in the forest with friends!
  • Sun 12 Jul 2026
  • £39.95
Mansfield, Nottinghamshire, UK

Rasselbock Half Marathon

Welcome to the stunning Sherwood Pines for an incredible day of running in the forest - whether it's your first event, you're going for a PB or if you just want a day in the forest with friends!

  • Chip timing
  • Enter online
  • Undulating
  • Age 17 & over
  • 13.1 miles trail running + 695 ft ascent
Runs with unparalleled scenery making them some of the most picturesque events in the area, on a private estate. 5K, 10K, half marathon or a totally unique running challenge 'Challenge The Estate'.
  • Sun 19 Jul 2026
  • £12-£50
Boston, Lincolnshire, UK

Revesby Running Festival

Runs with unparalleled scenery making them some of the most picturesque events in the area, on a private estate. 5K, 10K, half marathon or a totally unique running challenge 'Challenge The Estate'.

  • Families
  • Newcomers
  • Event village
  • Park
  • Rural
  • Age 12 & over
  • 5K run
  • 10K run
  • Half marathon
  • Multi-terrain run
A jewel in the castle crown! Get active in the beautiful castle grounds in a half marathon run then celebrate with fellow athletes, friends and family in the fantastic festival village afterwards.
  • Sun 19 Jul 2026
  • £36-£45
Grantham, Leicestershire, UK

Belvoir Castle | Half Marathon

A jewel in the castle crown! Get active in the beautiful castle grounds in a half marathon run then celebrate with fellow athletes, friends and family in the fantastic festival village afterwards.

  • Chip timing
  • Enter online
  • Age 17 & over
  • 21.1 km trail running
10 running events in 10 days in the beautiful Suffolk countryside. Run 5K, 10K, Half Marathon, Marathon or an Ultra every day for 10 days in this unique endurance challenge!
  • Thu 23 Jul - Sat 1 Aug 2026
  • £300-£350
Bury Saint Edmunds, Suffolk, UK

Great Barrow Challenge | 10 events in 10 days

10 running events in 10 days in the beautiful Suffolk countryside. Run 5K, 10K, Half Marathon, Marathon or an Ultra every day for 10 days in this unique endurance challenge!

  • Enter online
  • Undulating
  • Rural
  • Age 18 & over
  • 10 days trail running
Enjoy a trip up the Leeds and Liverpool Canal this summer over a range of distances, all along the flat and even towpath. This event is perfect for runners of all abilities.
  • Sat 15 Aug 2026
  • £28-£30
Shipley, West Yorkshire, UK

Sir Titus Summer Trot | Half Marathon

Enjoy a trip up the Leeds and Liverpool Canal this summer over a range of distances, all along the flat and even towpath. This event is perfect for runners of all abilities.

  • Chip timing
  • Enter online
  • Flat
  • Age 18 & over
  • 13.1 miles trail running + 253 ft ascent
Whether you're looking to get some miles under your belt before The Great North Run or you just fancy a run along the beautiful River Wear, then this is the event for you!
  • Sun 30 Aug 2026
  • £17-£29
Durham, County Durham, UK

GNR & Time Turner | Half Marathon

Whether you're looking to get some miles under your belt before The Great North Run or you just fancy a run along the beautiful River Wear, then this is the event for you!

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running
  • Sat 6 Jun 2026
Longyearbyen, Norway

Spitsbergen Marathon | Half Marathon

  • 21.1 km 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 28 Jun 2026
Bideford, Devon, UK

The Lundy Island Race

  • 13.5 miles trail 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
  • Sat 8 Aug 2026
Stirling, UK

The Maverick Ochil Hills Trail | Half Marathon - 26K

  • 26 km trail running + 961 m ascent

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