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Trail Half marathons in East of England

Find trail half marathons in East of England in 2026/2027 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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Join in at the beautiful Haughley Park for the Haughley Festival of Running and join like-minded runners tackling a variety of distances on the day within the 4 or 6-hour time limit.
  • Sun 12 Apr
  • £27-£35
Stowmarket, Suffolk

Haughley Festival of Running

Join in at the beautiful Haughley Park for the Haughley Festival of Running and join like-minded runners tackling a variety of distances on the day within the 4 or 6-hour time limit.

  • 5K run
  • 10K run
  • Half marathon 2
  • Marathon
  • Ultra run
  • + 1 more race
  • Beginner-friendly
  • Dogs allowed at venue
  • Event village
  • Park
  • Age 14 & over
A relaxed, lap-based trail run through picturesque countryside, giving you complete control over your distance — perfect for beginners, returning runners or those chasing longer goals.
  • Sun 19 Apr
  • £27-£38
Dereham, Norfolk

The Roman Ramble

A relaxed, lap-based trail run through picturesque countryside, giving you complete control over your distance — perfect for beginners, returning runners or those chasing longer goals.

  • 5K run
  • 10K run
  • Trail run
  • Half marathon 2
  • Marathon
  • + 1 more race
  • Families
  • Beginner-friendly
  • Event village
  • Rural
  • Age 14 & over
Can you survive Farmmageddon? A fantastic half marathon through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
  • Sat 23 May
  • £33-£38
Buntingford, Hertfordshire

Farmmageddon | Half Marathon

Can you survive Farmmageddon? A fantastic half marathon through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.

  • 13.1 miles trail running + 656 ft ascent
  • Chip timing
  • Enter online
  • Traffic free
  • Age 18 & over
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
  • £27-£38
Buntingford, Hertfordshire

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.

  • 5K run
  • 10K run
  • Trail run
  • Half marathon 2
  • Marathon
  • + 1 more race
  • Beginner-friendly
  • Dogs allowed at venue
  • Event village
  • Rural
  • Age 14 & over
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
  • £33-£38
Peterborough, Cambridgeshire

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.

  • Multi-terrain run 2
  • Beginner-friendly
  • Event village
  • Park
  • Age 18 & over
Run, lap, repeat — from 5K to ultra-marathon across scenic trails at Bawsey Country Park, with friendly support, flexible distances and the freedom to run your own way.
  • Sun 12 Jul
  • £27-£38
King's Lynn, Norfolk

Norfolk Festival of Running

Run, lap, repeat — from 5K to ultra-marathon across scenic trails at Bawsey Country Park, with friendly support, flexible distances and the freedom to run your own way.

  • Fixed time runs 2
  • Families
  • Beginner-friendly
  • Event village
  • Park
  • Age 18 & over
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
  • £300-£350
Bury Saint Edmunds, Suffolk

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!

  • 10 days trail running
  • Enter online
  • Undulating
  • Rural
  • Age 18 & over
Your race, your pace, your distance! Utilising the Gallops route at the amazing Suffolk Running Centre which takes you through to Newmarket so you may get to see the race horses in training!
  • Sat 19 Sep
  • £29-£36
Bury Saint Edmunds, Suffolk

The Lucky Horseshoe | Half Marathon

Your race, your pace, your distance! Utilising the Gallops route at the amazing Suffolk Running Centre which takes you through to Newmarket so you may get to see the race horses in training!

  • 13.1 miles trail running
  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
Enjoy the stunning route, push your limits, and, of course, earn your race bling over the distance of your choice. Runners will love the fuel and encouragement with every lap!
  • Sun 27 Sep
  • £27-£38
Dereham, Norfolk

The Wensum Way Trail

Enjoy the stunning route, push your limits, and, of course, earn your race bling over the distance of your choice. Runners will love the fuel and encouragement with every lap!

  • 5K run
  • 10K run
  • Trail run
  • Half marathon 2
  • Marathon
  • + 1 more race
  • Beginner-friendly
  • Event village
  • Park
  • Rural
  • Sustainability policy
  • Age 14 & over
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 25 Oct
  • £33-£38
Peterborough, Cambridgeshire

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.

  • Multi-terrain run 2
  • Beginner-friendly
  • Dogs allowed at venue
  • Event village
  • Park
  • Age 18 & over
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 7 Nov
  • £31-£33
Leighton Buzzard, Bedfordshire

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.

  • 13.1 miles trail running + 581 ft ascent
  • Beginner-friendly
  • Chip timing
  • Enter online
  • Undulating
  • Event village
  • Age 17 & over
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 8 Nov
  • £33-£38
Peterborough, Cambridgeshire

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.

  • 6 hrs multi terrain running
  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
Run as far as you can during the 4 or 6-hour event through the lovely Suffolk countryside on a multi-terrain loop. Run, rest, then head out for more.
  • Sat 28 Nov
  • £33-£38
Bury Saint Edmunds, Suffolk

Turkey Trot

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

  • Multi-terrain run 2
  • Beginner-friendly
  • Event village
  • Park
  • Rural
  • Age 18 & over
Back to Ferry Meadows Country Park for a festive 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 6 Dec
  • £33-£38
Peterborough, Cambridgeshire

Bauble Bimble

Back to Ferry Meadows Country Park for a festive 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.

  • Multi-terrain run 2
  • Beginner-friendly
  • Fancy dress
  • Event village
  • Park
  • Age 18 & over
  • Sun 10 May
  • £20-£22
Letchworth Garden City, Hertfordshire

The Greenway Challenge

  • 13 miles trail running
  • Sun 21 Jun
  • £33-£35
Dunstable, Bedfordshire

Dunstable Downs Half Marathon

  • 21.2 km trail running + 450 m ascent
  • Sun 19 Jul
  • £23-£25
Stevenage, Hertfordshire

Fairlands Valley Challenge | Half Marathon

  • 13.1 miles trail running
  • Thu 23 Jul
  • £30-£35
Bury Saint Edmunds, Suffolk

Great Barrow Challenge | Day 1 | Half Marathon

  • 13.1 miles trail running + 203 ft ascent
  • Fri 24 Jul
  • £30-£35
Bury Saint Edmunds, Suffolk

Great Barrow Challenge | Day 2 | Half Marathon

  • 13.1 miles trail running + 764 ft ascent
  • Sat 25 Jul
  • £30-£35
Bury Saint Edmunds, Suffolk

Great Barrow Challenge | Day 3 | Half Marathon

  • 13.1 miles trail running + 764 ft ascent
  • Sun 26 Jul
  • £30-£35
Bury Saint Edmunds, Suffolk

Great Barrow Challenge | Day 4 | Half Marathon

  • 13.1 miles trail running + 577 ft ascent
  • Mon 27 Jul
  • £30-£35
Bury Saint Edmunds, Suffolk

Great Barrow Challenge | Day 5 | Half Marathon

  • 13.1 miles trail running + 725 ft ascent
  • Tue 28 Jul
  • £30-£35
Bury Saint Edmunds, Suffolk

Great Barrow Challenge | Day 6 | Half Marathon

  • 13.1 miles trail running
  • Wed 29 Jul
  • £30-£35
Bury Saint Edmunds, Suffolk

Great Barrow Challenge | Day 7 | Half Marathon

  • 13.1 miles trail running + 486 ft ascent
  • Thu 30 Jul
  • £30-£35
Bury Saint Edmunds, Suffolk

Great Barrow Challenge | Day 8 | Half Marathon

  • 13.1 miles trail running + 764 ft ascent

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