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Trail Marathons in East of England

Find trail 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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Run as far as you can during the 4 or 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.
  • Sun 11 Jan
  • £33-£38
Brandon, Suffolk, UK

WTF Where's The Finish?

Run as far as you can during the 4 or 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.

  • Beginner-friendly
  • Dogs allowed at venue
  • Event village
  • Park
  • Age 18 & over
  • Multi-terrain run 2
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
  • £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.

  • Beginner-friendly
  • Dogs allowed at venue
  • Event village
  • Park
  • Age 18 & over
  • Multi-terrain run 2
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
  • £33-£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.

  • Beginner-friendly
  • Event village
  • Park
  • Age 18 & over
  • Multi-terrain run 2
New venue! Come and enjoy the paths, trails and woodland of Thetford Forest over marathon distance with fantastic support each lap and a medal at the finish!
  • Sun 22 Feb
  • £33-£38
Brandon, Suffolk, UK

Thetford Festival of Running | Full Marathon

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

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles trail running
Marathon, Half and 10K! Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.
  • Sat 21 Mar
  • £27-£38
Buntingford, Hertfordshire, UK

Moo-rathon, Calf and Hen K

Marathon, Half and 10K! Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.

  • Beginner-friendly
  • Dogs allowed at venue
  • Event village
  • Age 18 & over
  • Multi-terrain run 2
Run as far as you can during the 4 or 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.
  • Sun 29 Mar
  • £33-£38
Brandon, Suffolk, UK

Zig Zag Challenge

Run as far as you can during the 4 or 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.

  • Beginner-friendly
  • Dogs allowed at venue
  • Event village
  • Park
  • Age 18 & over
  • Multi-terrain run 2
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
  • £33-£38
Stowmarket, Suffolk, UK

Haughley Festival of Running | Full Marathon

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.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 26.2 miles trail running
A relaxed, lap-based trail marathon through picturesque countryside, giving you complete control over your distance — perfect for beginners, returning runners or those chasing longer goals.
  • Sun 19 Apr
  • £33-£38
Dereham, Norfolk, UK

The Roman Ramble | Full Marathon

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

  • Enter online
  • Age 18 & over
  • 26.2 miles trail running
Can you survive Farmmageddon? A fantastic marathon through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
  • Sat 23 May
  • £33-£38
Buntingford, Hertfordshire, UK

Farmmageddon | Full Marathon

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

  • Chip timing
  • Enter online
  • Traffic free
  • Age 18 & over
  • 26.2 miles trail running + 1312 ft ascent
Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it over a lovely marathon looped trail route.
  • Sat 27 Jun
  • £33-£38
Buntingford, Hertfordshire, UK

Cock-a-doodle Dawdle | Full Marathon

Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it over a lovely marathon looped trail route.

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles trail running + 1312 ft 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
  • £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.

  • Beginner-friendly
  • Event village
  • Park
  • Age 18 & over
  • Multi-terrain run 2
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, UK

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.

  • Families
  • Beginner-friendly
  • Event village
  • Park
  • Age 18 & over
  • Fixed time runs 2
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, 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
Alongside the multisports, there’s a 12-hour endurance run where you can push your limits as an individual or join forces in a relay team. Run as far as you can in 12 hours and soak up the support.
  • Sat 8 Aug
  • £56-£93
St. Neots, Cambridgeshire, UK

ATW First To Full Triathlon Festival | 12hr Solo

Alongside the multisports, there’s a 12-hour endurance run where you can push your limits as an individual or join forces in a relay team. Run as far as you can in 12 hours and soak up the support.

  • Chip timing
  • Enter online
  • PB
  • Relay
  • Age 20 & over
  • 12 hrs trail running
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
  • £33-£38
Bury Saint Edmunds, Suffolk, UK

The Lucky Horseshoe | Full 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!

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 26.2 miles trail running + 1260 ft ascent
Enjoy the stunning route, push your limits, and, of course, earn your race bling over marathon distance. Runners will love the fuel and encouragement with every lap!
  • Sun 27 Sep
  • £31-£38
Dereham, Norfolk, UK

The Wensum Way Trail | Full Marathon

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

  • Enter online
  • Age 18 & over
  • 26.2 miles trail running + 496 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 25 Oct
  • £33-£38
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.

  • Beginner-friendly
  • Dogs allowed at venue
  • Event village
  • Park
  • Age 18 & over
  • Multi-terrain run 2
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, 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
  • Sun 15 Feb
Norwich, Norfolk, UK

Norfolk Trail Marathon/Half Marathon - Marriott's Way | Marathon

  • 26.2 miles trail running
  • Sun 15 Mar
Cambridge, Cambridgeshire, UK

Cambridge Boundary Run | Marathon

  • 26.2 miles trail running
  • Sat 11 Apr
Tring, Hertfordshire, UK

Chilterns Trail Marathon

  • 42.2 km trail running
  • Sat 6 Jun
Chelmsford, Essex, UK

Sundowner Trail Marathon

  • 27 miles trail running
  • Sun 19 Jul
Stevenage, Hertfordshire, UK

Fairlands Valley Challenge | Marathon

  • 26.2 miles trail running

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