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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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Enjoy a trip up the Leeds and Liverpool Canal this winter on your choice of distance, along the flat towpath for runners of all abilities, from novices to PB chasers!
  • Sun 11 Jan 2026
  • £29-£31
Skipton, North Yorkshire, UK

Skipton Sweetie Skedaddle | Half Marathon

Enjoy a trip up the Leeds and Liverpool Canal this winter on your choice of distance, along the flat towpath for runners of all abilities, from novices to PB chasers!

  • Enter online
  • Flat
  • PB
  • Age 17 & over
  • 13.1 miles trail running + 135 ft ascent
Welcome to a 6-hour timed running event where you can run a half marathon at your own pace on an out-and-back route, with fuel stations each lap, and a bespoke medal and goody bag at the finish.
  • Sat 17 Jan 2026
  • £26-£28
Hull, East Yorkshire, UK

Hull Culture Run I | Half Marathon

Welcome to a 6-hour timed running event where you can run a half marathon at your own pace on an out-and-back route, with fuel stations each lap, and a bespoke medal and goody bag at the finish.

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running + 1038 ft ascent
Happy New Year Run along the Leeds and Liverpool Canal with a choice of distances, all along the flat, even towpath. This event is perfect for runners of all abilities from novices to PB chasers!
  • Sat 17 Jan 2026
  • £29-£31
Shipley, West Yorkshire, UK

Sir Titus Pie n Pickle Plod | Half Marathon

Happy New Year Run along the Leeds and Liverpool Canal with a choice of distances, all along the flat, even towpath. This event is perfect for runners of all abilities from novices to PB chasers!

  • Chip timing
  • Enter online
  • Flat
  • Age 17 & over
  • 13.1 miles trail running + 253 ft ascent
Come and get involved in this Rise From The Ashes Run in Durham, as long as you complete at least 5km you will be rewarded with one of the incredible phoenix medals!
  • Sun 18 Jan 2026
  • £17-£27
Durham, County Durham, UK

The Rise From The Ashes Run | North | Half Marathon

Come and get involved in this Rise From The Ashes Run in Durham, as long as you complete at least 5km you will be rewarded with one of the incredible phoenix medals!

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running
Run as far as you can during the 4 or 6-hour event through the lovely Bawsey Country Park on a multi-terrain loop. Run, rest, then head out for more.
  • Sat 24 Jan 2026
  • £27-£38
King's Lynn, Norfolk, UK

OMG (One Mile 2 Go) Run

Run as far as you can during the 4 or 6-hour event through the lovely Bawsey Country Park on a multi-terrain loop. Run, rest, then head out for more.

  • Newcomers
  • Dogs allowed at venue
  • Event village
  • Park
  • Age 18 & over
  • Multi-terrain run 2
Come and join in Winter Lucky Dip Run, there is no set medal for this race, instead, you will get to choose your own from a selection of medals from past events!
  • Sat 24 Jan 2026
  • £23-£35
Staines, Surrey, UK

The Winter Lucky Dip Run | Half Marathon

Come and join in Winter Lucky Dip Run, there is no set medal for this race, instead, you will get to choose your own from a selection of medals from past events!

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running + 0 ft ascent
If you're looking to spice up your run or you need some running like you've never needed running before, then this is the event for you! Come and celebrate all things Spice Girls!
  • Sat 24 Jan 2026
  • £33-£35
Aberdare, Mid Glamorgan, UK

Spice Up Your Run | Wales | Half Marathon

If you're looking to spice up your run or you need some running like you've never needed running before, then this is the event for you! Come and celebrate all things Spice Girls!

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running + 1014 ft ascent
A breathtaking, traffic-free half marathon along the Tissington Trail with spellbinding views of the rolling Derbyshire Dales and a spectacular downhill finish.
  • Sat 24 Jan 2026
  • £38
Ashbourne, Derbyshire, UK

Tissington Trail Half Marathon | Saturday

A breathtaking, traffic-free half marathon along the Tissington Trail with spellbinding views of the rolling Derbyshire Dales and a spectacular downhill finish.

  • Enter online
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running + 1053 ft ascent
A breathtaking half marathon, racing along the Tissington Trail with spellbinding views of the rolling Derbyshire Dales.
  • Sun 25 Jan 2026
  • £38
Ashbourne, Derbyshire, UK

Tissington Trail Half Marathon | Sunday

A breathtaking half marathon, racing along the Tissington Trail with spellbinding views of the rolling Derbyshire Dales.

  • Enter online
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running + 1053 ft ascent
The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.
  • Fri 6 Feb 2026
  • £20-£27
Staines, Surrey, UK

Midweek Chasing Numbers Feb | Half Marathon

The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running + 0 ft ascent
Come and join in The Highland Hotfoot because who doesn't love those furry Highland Cows and therefore want a medal of them!
  • Sat 7 Feb 2026
  • £23-£35
Staines, Surrey, UK

The Highland Hotfoot | Half Marathon

Come and join in The Highland Hotfoot because who doesn't love those furry Highland Cows and therefore want a medal of them!

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running + 0 ft ascent
Welcome to a 6-hour timed running event where you can run a 5K all the way up to an ultra marathon on an out-and-back route within the time limit, with fuel stations, medal and goody bag.
  • Sat 7 Feb 2026
  • £26-£28
Lincoln, Lincolnshire, UK

Lincoln Culture Run I | Half Marathon

Welcome to a 6-hour timed running event where you can run a 5K all the way up to an ultra marathon on an out-and-back route within the time limit, with fuel stations, medal and goody bag.

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running + 132 ft ascent
Back to Ferry Meadows Country Park for another 4 or 6-hour running challenge! Run as much as you want through the forest on a multi-terrain loop. Run, rest, then head out for some more.
  • Sun 8 Feb 2026
  • £32-£38
Peterborough, Cambridgeshire, UK

Run for Cake

Back to Ferry Meadows Country Park for another 4 or 6-hour running challenge! 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
An undulating 6.5 mile loop with a mixture of canal tow path, river bank, trail and a road – a little bit of everything with beautiful sections of the Leeds Liverpool canal and River Aire.
  • Sun 8 Feb 2026
  • £29-£31
Leeds, West Yorkshire, UK

Grim Leodis | Half Marathon

An undulating 6.5 mile loop with a mixture of canal tow path, river bank, trail and a road – a little bit of everything with beautiful sections of the Leeds Liverpool canal and River Aire.

  • Chip timing
  • Enter online
  • Hilly
  • Age 18 & over
  • 13.1 miles trail running + 498 ft ascent
Taking place from the iconic Weymouth and Portland National Sailing Academy, all abilities can take part in this festival of running in what is possibly the most stunning of coastal trail locations.
  • Sun 8 Feb 2026
  • £32-£34
Portland, Dorset, UK

Portland Coastal Half Marathon

Taking place from the iconic Weymouth and Portland National Sailing Academy, all abilities can take part in this festival of running in what is possibly the most stunning of coastal trail locations.

  • Chip timing
  • Enter online
  • Undulating
  • Age 17 & over
  • 13.1 miles trail running + 1172 ft ascent
A trail race event that is flat and fast and perfect for a PB and also brilliant for a beginner or the runner who wants to do their own pace with bespoke medal and treats at the finish line.
  • Sat 14 Feb 2026
  • £29-£31
Bingley, West Yorkshire, UK

Besotted at Bingley | Half Marathon

A trail race event that is flat and fast and perfect for a PB and also brilliant for a beginner or the runner who wants to do their own pace with bespoke medal and treats at the finish line.

  • Chip timing
  • Enter online
  • Flat
  • PB
  • Age 17 & over
  • 13.1 miles trail running + 89 ft ascent
Come and join in The Racoon Rocket Run and earn yourself a beautiful medal with an adorable picture of a fluffy racoon on! What more could you ask for??
  • Sat 14 Feb 2026
  • £23-£35
Staines, Surrey, UK

The Racoon Rocket Run | Half Marathon

Come and join in The Racoon Rocket Run and earn yourself a beautiful medal with an adorable picture of a fluffy racoon on! What more could you ask for??

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running + 0 ft ascent
Come and join the day of running and aim to complete a half marathon at your own pace on a scenic course then receive a fantastic Smurf-themed medal and goody bag at the finish!
  • Sun 15 Feb 2026
  • £17-£27
Durham, County Durham, UK

Smurf Run | North | Half Marathon

Come and join the day of running and aim to complete a half marathon at your own pace on a scenic course then receive a fantastic Smurf-themed medal and goody bag at the finish!

  • Enter online
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running
The Magna Carta Half Marathon is based in scenic Runnymede right near the historic site where the treaty of Magna Carta was agreed by King John of England and signed on 15th June 1215.
  • Sat 21 Feb 2026
  • £43-£45
Egham, Surrey, UK

Magna Carta Winter | Half Marathon

The Magna Carta Half Marathon is based in scenic Runnymede right near the historic site where the treaty of Magna Carta was agreed by King John of England and signed on 15th June 1215.

  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Age 17-80
  • 13.1 miles trail running + 110 ft ascent
Due to the success of the Rebellious Rubber Ducky Run in 2025 Saturn Running is holding it's second event inspired by the adorable bath toys!
  • Sat 21 Feb 2026
  • £23-£35
Staines, Surrey, UK

The Rubber Ducky Dash | Half Marathon

Due to the success of the Rebellious Rubber Ducky Run in 2025 Saturn Running is holding it's second event inspired by the adorable bath toys!

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running + 0 ft ascent
Welcome to a 6-hour timed running event where you can run a 5K all the way up to an ultra marathon on an out-and-back route within the time limit, with fuel stations, medal and goody bag.
  • Sat 21 Feb 2026
  • £32-£34
Northampton, Northamptonshire, UK

Any Kind of Weather Runner | Half Marathon

Welcome to a 6-hour timed running event where you can run a 5K all the way up to an ultra marathon on an out-and-back route within the time limit, with fuel stations, medal and goody bag.

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running
New venue! Come and enjoy the paths, trails and woodland of Thetford Forest over the distance of your choice with fantastic support each lap and a medal at the finish!
  • Sun 22 Feb 2026
  • £27-£38
Brandon, Suffolk, UK

Thetford Festival of Running

New venue! Come and enjoy the paths, trails and woodland of Thetford Forest over the distance of your choice with fantastic support each lap and a medal at the finish!

  • Newcomers
  • Event village
  • Age 18 & over
  • 5K run
  • 10K run
  • Trail run
  • Half marathon 2
  • Marathon
  • + 1 more race
Come and join in for The Doughnut Dash! At this event you can earn yourself a super fun medal along with some doughnuts at the finish line to celebrate your achievement!!
  • Sun 22 Feb 2026
  • £22-£34
Northampton, Northamptonshire, UK

The Doughnut Dash - Northampton | Half Marathon

Come and join in for The Doughnut Dash! At this event you can earn yourself a super fun medal along with some doughnuts at the finish line to celebrate your achievement!!

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running + 33 ft ascent
The perfect race to add to your calendar as a challenge in its own right, and ideal preparation for the spring marathon season.
  • Sun 22 Feb 2026
  • £24-£26
Stockport, UK

Stockport Trail Half Marathon

The perfect race to add to your calendar as a challenge in its own right, and ideal preparation for the spring marathon season.

  • Newcomers
  • Chip timing
  • Enter online
  • Flat
  • Event village
  • Age 17 & over
  • 13.1 miles trail running
There's another animal inspired event for you, the featured animal this time is a giraffe! The medal, as always, is incredible and definitely one to add to your animal collection!
  • Sat 28 Feb 2026
  • £23-£35
Staines, Surrey, UK

The Giraffe Gallop | Half Marathon

There's another animal inspired event for you, the featured animal this time is a giraffe! The medal, as always, is incredible and definitely one to add to your animal collection!

  • Enter online
  • Age 17 & over
  • 13.1 miles trail running + 0 ft ascent

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