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Trail Half marathons

Find trail half marathons near me 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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The toughest trail run in the South East is back by popular demand. Likened to fell running, the 21K route includes steep, rocky ascent on lesser-known trails through the luscious Hurtwood Forest.
  • Sat 11 Oct
  • £35
Guildford, Surrey, UK

The Hurt | 21km

The toughest trail run in the South East is back by popular demand. Likened to fell running, the 21K route includes steep, rocky ascent on lesser-known trails through the luscious Hurtwood Forest.

  • Chip timing
  • Enter online
  • Hilly
  • Age 17 & over
  • 21 km trail running + 650 m 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 pick-and-mix medal and goody bag at the finish.
  • Sat 11 Oct
  • £20-£22
Hull, East Yorkshire, UK

Rumble In The Jumble 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 pick-and-mix medal and goody bag at the finish.

  • Enter online
  • Undulating
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running + 1038 ft ascent
Experience the wild side of Scotland with an epic half marathon trail race in the heart of the stunning Loch Lomond & the Trossachs National Park on a waymarked route with finisher's medal.
  • Sat 11 Oct
  • £38
Stirling, UK

Aberfoyle Festival of Trail Running | Half Marathon

Experience the wild side of Scotland with an epic half marathon trail race in the heart of the stunning Loch Lomond & the Trossachs National Park on a waymarked route with finisher's medal.

  • Chip timing
  • Enter online
  • Hilly
  • Age 17 & over
  • 21 km trail running + 500 m ascent
The trail goes through the grounds of the 2,000 acre Holdenby Estate and on surrounding farmland with fantastic views of the country house, finishing through the iconic arches that adorn the grounds.
  • Sun 12 Oct
  • £35
Northampton, Northamptonshire, UK

ATW Holdenby House Half Marathon Trail Run

The trail goes through the grounds of the 2,000 acre Holdenby Estate and on surrounding farmland with fantastic views of the country house, finishing through the iconic arches that adorn the grounds.

  • Enter online
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running + 1260 ft ascent
Get involved in this spooky half marathon! The Care Bears were a staple of anyone who grew up in the 80s and even if you didn't like them, they make a super cute (slightly scary) medal to earn.
  • Sun 12 Oct
  • £17-£29
Houghton le Spring, Tyne and Wear, UK

Scare Bear Run | North | Half Marathon

Get involved in this spooky half marathon! The Care Bears were a staple of anyone who grew up in the 80s and even if you didn't like them, they make a super cute (slightly scary) medal to earn.

  • Enter online
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running
An unforgettable race between the pines and beneath the majestic canopy of Bedgebury Forest - a trail race that will ignite your racer's heart.
  • Sun 19 Oct
  • £31
Goudhurst, Kent, UK

Bedgebury Forest Half Marathon

An unforgettable race between the pines and beneath the majestic canopy of Bedgebury Forest - a trail race that will ignite your racer's heart.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running
A Halloween-themed running event you won't want to miss, bringing together runners of all abilities to share memories in what they love to do. Reach the finish to enjoy tasty Halloween treats.
  • Sat 25 Oct
  • £30-£32
Leeds, West Yorkshire, UK

Hubble Bubble & Ghostly 1 Mile | Day 1 | Half Marathon

A Halloween-themed running event you won't want to miss, bringing together runners of all abilities to share memories in what they love to do. Reach the finish to enjoy tasty Halloween treats.

  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running + 144 ft ascent
Get involved in this spooky half marathon! The Care Bears were a staple of anyone who grew up in the 80s and even if you didn't like them, they make a super cute (slightly scary) medal to earn.
  • Sat 25 Oct
  • £23-£35
Staines, Surrey, UK

Scare Bear Run | Half Marathon

Get involved in this spooky half marathon! The Care Bears were a staple of anyone who grew up in the 80s and even if you didn't like them, they make a super cute (slightly scary) medal to earn.

  • Enter online
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running + 0 ft ascent
Entries closed
Take to one of the most iconic trails in the Peak District for stunning and traffic-free racing joy on a former Midland railway line taking you through four tunnels and across the spectacular viaduct!
  • Sat 25 Oct
  • £31
Bakewell, Derbyshire, UK

Monsal Trail October Half Marathon | Saturday

Take to one of the most iconic trails in the Peak District for stunning and traffic-free racing joy on a former Midland railway line taking you through four tunnels and across the spectacular viaduct!

  • Enter online
  • Flat
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running + 2181 ft ascent
This Halloween, run as far as you can during the 4 or 6-hour event through Ferry Meadows, one of the largest country parks in the region, on a multi-terrain loop. Run, rest, then head out for more.
  • Sun 26 Oct
  • £31-£36
Peterborough, Cambridgeshire, UK

Pumpkin Plod

This Halloween, run as far as you can during the 4 or 6-hour event through Ferry Meadows, one of the largest country parks in the region, on a multi-terrain loop. Run, rest, then head out for more.

  • Newcomers
  • Dogs allowed
  • Event village
  • Park
  • Age 18 & over
  • Multi-terrain run 2
A Halloween-themed running event you won't want to miss, bringing together runners of all abilities to share memories in what they love to do. Reach the finish to enjoy tasty Halloween treats.
  • Sun 26 Oct
  • £30-£32
Leeds, West Yorkshire, UK

Hubble Bubble | Day 2 | Half Marathon

A Halloween-themed running event you won't want to miss, bringing together runners of all abilities to share memories in what they love to do. Reach the finish to enjoy tasty Halloween treats.

  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running + 144 ft ascent
Take to one of the most iconic trails in the Peak District for stunning and traffic-free racing joy on a former Midland railway line taking you through four tunnels and across the spectacular viaduct!
  • Sun 26 Oct
  • £31
Bakewell, Derbyshire, UK

Monsal Trail October Half Marathon | Sunday

Take to one of the most iconic trails in the Peak District for stunning and traffic-free racing joy on a former Midland railway line taking you through four tunnels and across the spectacular viaduct!

  • Enter online
  • Flat
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running + 2181 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 Guy Fawkes medal and goody bag at the finish.
  • Sat 1 Nov
  • £22-£34
Northampton, Northamptonshire, UK

Reason To Treason Run-Powder Plot | 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 Guy Fawkes medal and goody bag at the finish.

  • Enter online
  • Flat
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running + 82.5 ft ascent
Come and explore the trails of Roadford Lake on this well-loved event! Professionally chip timed, with a finish line beer and bottle opener medal to help open it!
  • Sat 1 Nov
  • £32
Lifton, Devon, UK

Devon Trail Races | Half Marathon

Come and explore the trails of Roadford Lake on this well-loved event! Professionally chip timed, with a finish line beer and bottle opener medal to help open it!

  • Chip timing
  • Enter online
  • Hilly
  • Traffic free
  • Age 16 & over
  • 13.1 miles trail running
A trail running extravaganza over a beautiful 6.5-mile route from Knaresborough centre through parkland then into beautiful countryside with an awesome medal at the finish line.
  • Sun 2 Nov
  • £28-£30
Knaresborough, North Yorkshire, UK

Old Mother Shipton's Soft Shoe Shuffle | Half Marathon

A trail running extravaganza over a beautiful 6.5-mile route from Knaresborough centre through parkland then into beautiful countryside with an awesome medal at the finish line.

  • Enter online
  • Undulating
  • Age 17 & over
  • 13.1 miles trail running + 716 ft ascent
MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the half marathon, Birmingham!
  • Sun 2 Nov
  • £30-£35
Sutton Coldfield, West Midlands, UK

Birmingham MoRun | Half Marathon

MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the half marathon, Birmingham!

  • Chip timing
  • Enter online
  • Undulating
  • Age 17 & over
  • 13.1 miles trail running
An autumnal trail treat to delight the senses and lift your spirit as you clock the miles and enjoy the majestic beauty of Wendover Forest. See you there!
  • Sun 2 Nov
  • £30
Tring, Buckinghamshire, UK

Wendover Woods Half Marathon

An autumnal trail treat to delight the senses and lift your spirit as you clock the miles and enjoy the majestic beauty of Wendover Forest. See you there!

  • Enter online
  • Undulating
  • Age 17 & over
  • 13.1 miles trail running + 1505 ft ascent
Welcome to a 6-hour timed running event where you can run a half marathon at your own pace on a flat, out-and-back route, with fuel stations each lap, and a medal and goody bag at the finish.
  • Sat 8 Nov
  • £26-£28
Lincoln, Lincolnshire, UK

Remembrance Run | Half Marathon

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

  • Enter online
  • Flat
  • Traffic free
  • Age 17 & over
  • 13.1 miles trail running
MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the half marathon, Poole!
  • Sat 8 Nov
  • £30-£35
Poole, Dorset, UK

Poole MoRun | Half Marathon

MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the half marathon, Poole!

  • Chip timing
  • Enter online
  • Undulating
  • Age 17 & over
  • 13.1 miles trail running
Join hundreds of runners for an award-winning, off-road adventure through autumnal countryside. With woodland paths and canal-side tracks, it delivers challenge, beauty, and unbeatable vibes.
  • Sat 8 Nov
  • £29-£33
Leighton Buzzard, Bedfordshire, UK

Dirt Half Challenge

Join hundreds of runners for an award-winning, off-road adventure through autumnal countryside. With woodland paths and canal-side tracks, it delivers challenge, beauty, and unbeatable vibes.

  • Newcomers
  • Chip timing
  • Enter online
  • Undulating
  • Event village
  • Age 17 & over
  • 13.1 miles trail running + 478 ft ascent
Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence, a half marathon, then a Remembrance medal, goody bag and special pin.
  • Sun 9 Nov
  • £26-£38
Egham, Surrey, UK

Remembrance Day Run | South | Half Marathon

Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence, a half marathon, then a Remembrance medal, goody bag and special pin.

  • Enter online
  • Flat
  • Age 17 & over
  • 13.1 miles trail running + 0 ft ascent
MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the half marathon, Southampton!
  • Sun 9 Nov
  • £30-£35
Southampton, Hampshire, UK

Southampton MoRun | Half Marathon

MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the half marathon, Southampton!

  • Chip timing
  • Enter online
  • Undulating
  • Age 17 & over
  • 13.1 miles trail running
Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence, a half marathon, then a Remembrance medal, goody bag and special pin.
  • Sun 9 Nov
  • £24-£36
Durham, County Durham, UK

Remembrance Day Run | North East | Half Marathon

Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence, a half marathon, then a Remembrance medal, goody bag and special pin.

  • Enter online
  • Undulating
  • Age 17 & over
  • 13.1 miles trail running + 225 ft ascent
Back to Ferry Meadows Country Park for a 10K remembrance running challenge! Run for at least 10K through the forest on a multi-terrain loop. Run, rest, then head out for some more.
  • Sun 9 Nov
  • £31-£36
Peterborough, Cambridgeshire, UK

Remembrance Run | 6 Hour

Back to Ferry Meadows Country Park for a 10K remembrance running challenge! Run for at least 10K through the forest on a multi-terrain loop. Run, rest, then head out for some more.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 6 hrs multi terrain running + 98 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 14 Nov
  • £20-£27
Staines, Surrey, UK

Midweek Chasing Numbers Nov | 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

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