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Multi-terrain runs in UK in September 2025

Find multi-terrain runs near me in UK in September 2025 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Click an event for full event details, location, route, sustainability, what's included and how to enter.

Run as far as you can during the 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 7 Sep 2025
  • £31-£36
  • Sun 7 Sep 2025
  • £31-£36
Brandon, Suffolk, UK

FEAR (Forget Everything And Run) | 6 Hour

Run as far as you can during the 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.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 6 hrs multi terrain running
Run as far as you can during the 4-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 7 Sep 2025
  • £31-£36
  • Sun 7 Sep 2025
  • £31-£36
Brandon, Suffolk, UK

FEAR (Forget Everything And Run) | 4 Hour

Run as far as you can during the 4-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.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 4 hrs multi terrain running
A team of 5. A half marathon every day for 4 days. You have just Run2Paris! This is your next great running adventure where you'll camp under the stars on a road trip like no other.
  • Thu 11 - Sun 14 Sep 2025
  • £250-£1,250
  • Thu 11 - Sun 14 Sep 2025
  • £250-£1,250
London, UK

Run2Paris

A team of 5. A half marathon every day for 4 days. You have just Run2Paris! This is your next great running adventure where you'll camp under the stars on a road trip like no other.

  • Newcomers
  • Enter online
  • GPS tracking
  • Fundraising required
  • Hilly
  • Urban
  • Public transport links
  • Age 18 & over
  • 4 days multi terrain running
The UK's toughest 10K! The first wave to set off on event day and open to individuals only. The mission is simple, be within the first 3 top men or women back to base and take the glory! Free 2nd lap.
  • Sat 13 Sep 2025
  • £74.95
  • Sat 13 Sep 2025
  • £74.95
Clitheroe, Lancashire, UK

Born Survivor | Lancashire | 10K Elite Squadron

The UK's toughest 10K! The first wave to set off on event day and open to individuals only. The mission is simple, be within the first 3 top men or women back to base and take the glory! Free 2nd lap.

  • Enter online
  • Undulating
  • Traffic free
  • Age 16 & over
  • 10 km multi terrain running
The UK's toughest 10km with Military escape routes! Shorten the course to 8km or 6km via escape routes should the day get too tough!
  • Sat 13 Sep 2025
  • £64.95-£69.95
  • Sat 13 Sep 2025
  • £64.95-£69.95
Clitheroe, Lancashire, UK

Born Survivor | Lancashire | 10K Classic Survivor

The UK's toughest 10km with Military escape routes! Shorten the course to 8km or 6km via escape routes should the day get too tough!

  • Enter online
  • Undulating
  • Traffic free
  • Age 16 & over
  • 10 km multi terrain running
Paula Radcliffe's exciting family event! Parents, children and grandparents race as a family in this team-orientated event. Take turns to complete laps of varying distances, completing 10K in total.
  • Sat 13 Sep 2025
  • £45
  • Sat 13 Sep 2025
  • £45
Worcester, Worcestershire, UK

Worcester City Runs | Families on Track

Paula Radcliffe's exciting family event! Parents, children and grandparents race as a family in this team-orientated event. Take turns to complete laps of varying distances, completing 10K in total.

  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Age 4 & over
  • 2 km multi terrain running
Run 'The world's most scenic marathon' through London's greenest borough including Richmond Bridge and the Tow Path. Start inside the Kew Gardens with family fun music festival to finish!
  • Sun 14 Sep 2025
  • 2 charities
  • Sun 14 Sep 2025
  • 2 charities
Richmond, UK

Richmond RUNFEST Marathon charity places

Run 'The world's most scenic marathon' through London's greenest borough including Richmond Bridge and the Tow Path. Start inside the Kew Gardens with family fun music festival to finish!

  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Age 18 & over
  • 26.2 miles road running
A truly breathtaking multi-terrain race through the High Weald Area of Outstanding Natural Beauty in East Sussex. A race that enchants and delights at every twist and turn.
  • Sun 14 Sep 2025
  • £28-£35
  • Sun 14 Sep 2025
  • £28-£35
Rye, East Sussex, UK

Rye Ancient Trails 15K

A truly breathtaking multi-terrain race through the High Weald Area of Outstanding Natural Beauty in East Sussex. A race that enchants and delights at every twist and turn.

  • Chip timing
  • Enter online
  • Undulating
  • Age 16 & over
  • 15 km multi terrain running
A truly breathtaking multi-terrain race through the High Weald Area of Outstanding Natural Beauty in East Sussex. A race that enchants and delights at every twist and turn.
  • Sun 14 Sep 2025
  • £32-£35
  • Sun 14 Sep 2025
  • £32-£35
Rye, East Sussex, UK

Rye Ancient Trails 30K

A truly breathtaking multi-terrain race through the High Weald Area of Outstanding Natural Beauty in East Sussex. A race that enchants and delights at every twist and turn.

  • Chip timing
  • Enter online
  • Undulating
  • Age 18 & over
  • 30 km multi terrain running
London's flattest half marathon through its greenest borough exploring the beauties and history of Richmond. Start inside the Kew Gardens with family fun music festival to finish!
  • Sun 14 Sep 2025
  • 2 charities
  • Sun 14 Sep 2025
  • 2 charities
Richmond, UK

Richmond RUNFEST Half Marathon charity places

London's flattest half marathon through its greenest borough exploring the beauties and history of Richmond. Start inside the Kew Gardens with family fun music festival to finish!

  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 17 & over
  • 13.1 miles road running
An official, chip-timed, challenging multi-terrain 10K on a mixture of tarmac, grass and track with some flat sections - all through the stunning Chatsworth Estate.
  • Sun 21 Sep 2025
  • £22-£24
  • Sun 21 Sep 2025
  • £22-£24
Bakewell, Derbyshire, UK

Chatsworth 10K

An official, chip-timed, challenging multi-terrain 10K on a mixture of tarmac, grass and track with some flat sections - all through the stunning Chatsworth Estate.

  • Chip timing
  • Enter online
  • Undulating
  • Age 15 & over
  • 10 km multi terrain running
For runners who just want to run without the event's unique gourmet food and drink 'stops'. Why not run this 10K in the morning, then join in the afternoon fun and enjoy the food and drink on offer?
  • Sun 21 Sep 2025
  • £25
  • Sun 21 Sep 2025
  • £25
Malton, North Yorkshire, UK

The Malton 10K ‘Le Sans Arret’

For runners who just want to run without the event's unique gourmet food and drink 'stops'. Why not run this 10K in the morning, then join in the afternoon fun and enjoy the food and drink on offer?

  • Enter online
  • Undulating
  • Age 15 & over
  • 10 km multi terrain running
The Fun Run after the Chatsworth 10K gives families and those wanting a shorter distance a fantastic opportunity to enjoy the Chatsworth Estate! Why not run both?
  • Sun 21 Sep 2025
  • £5-£7
  • Sun 21 Sep 2025
  • £5-£7
Bakewell, Derbyshire, UK

Chatsworth 10K and Fun Run | Fun Run

The Fun Run after the Chatsworth 10K gives families and those wanting a shorter distance a fantastic opportunity to enjoy the Chatsworth Estate! Why not run both?

  • Enter online
  • Undulating
  • All ages
  • 3 km multi terrain running
​The main event! A 10K fun run with gourmet food and drink stops. Entrants are encouraged to pace themselves, enjoy the speciality pitstops and the party atmosphere!
  • Sun 21 Sep 2025
  • £20-£30
  • Sun 21 Sep 2025
  • £20-£30
Malton, North Yorkshire, UK

‘Le Classique’ 10K Fun Run

​The main event! A 10K fun run with gourmet food and drink stops. Entrants are encouraged to pace themselves, enjoy the speciality pitstops and the party atmosphere!

  • Enter online
  • Undulating
  • Fancy dress
  • Age 15 & over
  • 10 km multi terrain running
A new and unique concept where you turn up ready to conquer 10km but if you're feeling great, tackle a Half Marathon or even further depending on how you feel on the day!
  • Sat 27 Sep 2025
  • £52
  • Sat 27 Sep 2025
  • £52
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Sep | 10K

A new and unique concept where you turn up ready to conquer 10km but if you're feeling great, tackle a Half Marathon or even further depending on how you feel on the day!

  • Enter online
  • Age 16 & over
  • 10 km multi terrain running
A new and unique concept where you turn up ready to conquer a Half Marathon but if you're feeling great tackle a Marathon, or go easy and run a cool 10km depending on how you feel on the day!
  • Sat 27 Sep 2025
  • £52
  • Sat 27 Sep 2025
  • £52
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Sep | 32K

A new and unique concept where you turn up ready to conquer a Half Marathon but if you're feeling great tackle a Marathon, or go easy and run a cool 10km depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 17 & over
  • 32 km multi terrain running
A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
  • Sat 27 Sep 2025
  • £52
  • Sat 27 Sep 2025
  • £52
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Sep | 40 Mile Ultramarathon

A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.

  • Enter online
  • Undulating
  • Age 18 & over
  • 40 miles multi terrain running
A new and unique concept where you turn up ready to conquer a  Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!
  • Sat 27 Sep 2025
  • £52
  • Sat 27 Sep 2025
  • £52
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Sep | Full Marathon

A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles multi terrain running
A new and unique concept where you turn up ready to conquer a Half Marathon but if you're feeling great tackle a Marathon, or go easy and run a cool 10km depending on how you feel on the day!
  • Sat 27 Sep 2025
  • £52
  • Sat 27 Sep 2025
  • £52
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Sep | Half Marathon

A new and unique concept where you turn up ready to conquer a Half Marathon but if you're feeling great tackle a Marathon, or go easy and run a cool 10km depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 17 & over
  • 13.1 miles multi terrain running
Follow a course on forest trails with no road crossings and some interesting hill challenges, offering runners a chance to experience the forest with its late-summer leaf canopy.
  • Sun 28 Sep 2025
  • £30-£32
  • Sun 28 Sep 2025
  • £30-£32
Coleford, Gloucestershire, UK

The Forest of Dean Autumn Half Marathon

Follow a course on forest trails with no road crossings and some interesting hill challenges, offering runners a chance to experience the forest with its late-summer leaf canopy.

  • Newcomers
  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Event village
  • Rural
  • Free venue entry
  • Age 17 & over
  • 13.1 miles multi terrain running
  • Sun 7 Sep 2025
Langport, Somerset, UK

Naked | Clothes-free run | Naked 10K

  • 10 km trail running
  • Sun 28 Sep 2025
Deal, Kent, UK

4 Castles Challenge

  • 13.1 miles multi terrain running

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