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Multi-terrain runs in UK in May 2025

Find multi-terrain runs near me in UK in May 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.

Be one of 15,000 Mudders to prove you're tough enough to conquer the most technically difficult obstacle course of the series. Expect hills, forest trails, muddy ditches, hills and a finisher beer.
  • Sat 10 May
  • Sat 10 May
Henley-on-Thames, Buckinghamshire, UK

Tough Mudder London West | 15K - Saturday

Be one of 15,000 Mudders to prove you're tough enough to conquer the most technically difficult obstacle course of the series. Expect hills, forest trails, muddy ditches, hills and a finisher beer.

  • Enter online
  • Hilly
  • Traffic free
  • Age 14 & over
  • 15 km multi terrain running
Be one of 15,000 Mudders to prove you're tough enough to conquer the most technically difficult obstacle course of the series. Expect hills, forest trails, muddy ditches, hills and a finisher beer.
  • Sat 10 May
  • Sat 10 May
Henley-on-Thames, Buckinghamshire, UK

Tough Mudder London West | 5K - Saturday

Be one of 15,000 Mudders to prove you're tough enough to conquer the most technically difficult obstacle course of the series. Expect hills, forest trails, muddy ditches, hills and a finisher beer.

  • Enter online
  • Hilly
  • Traffic free
  • Age 14 & over
  • 5 km multi terrain running
The finish line is unique to you: 24 hours after the mass start, the race shall stop and the Solo Runners and Teams furthest South on the National Trail, shall be declared winners.
  • Sat 10 - Sun 11 May
  • £92.50-£145
  • Sat 10 - Sun 11 May
  • £92.50-£145
Prestatyn, Clwyd, UK

24 Hours South | The Offa's Dyke Ultra

The finish line is unique to you: 24 hours after the mass start, the race shall stop and the Solo Runners and Teams furthest South on the National Trail, shall be declared winners.

  • Newcomers
  • Chip timing
  • Enter online
  • GPS tracking
  • Event village
  • Rural
  • Age 18 & over
  • 24 hrs trail running
Be one of 15,000 Mudders to prove you're tough enough to conquer the most technically difficult obstacle course of the series. Expect hills, forest trails, muddy ditches, hills and a finisher beer.
  • Sun 11 May
  • Sun 11 May
Henley-on-Thames, Buckinghamshire, UK

Tough Mudder London West | 15K - Sunday

Be one of 15,000 Mudders to prove you're tough enough to conquer the most technically difficult obstacle course of the series. Expect hills, forest trails, muddy ditches, hills and a finisher beer.

  • Enter online
  • Hilly
  • Traffic free
  • Fundraising optional
  • Age 14 & over
  • 15 km multi terrain running
MacTuff Kids is a challenging obstacle course event for children of all ages as well as the adults that accompany them.
  • Sun 11 May
  • £21.90
  • Sun 11 May
  • £21.90
Fife, UK

MacTuff Kids Fife

MacTuff Kids is a challenging obstacle course event for children of all ages as well as the adults that accompany them.

  • Families
  • Newcomers
  • Enter online
  • Hilly
  • Event village
  • Age 5-16
  • 3 km multi terrain running
Be one of 15,000 Mudders to prove you're tough enough to conquer the most technically difficult obstacle course of the series. Expect hills, forest trails, muddy ditches, hills and a finisher beer.
  • Sun 11 May
  • Sun 11 May
Henley-on-Thames, Buckinghamshire, UK

Tough Mudder London West | 5K - Sunday

Be one of 15,000 Mudders to prove you're tough enough to conquer the most technically difficult obstacle course of the series. Expect hills, forest trails, muddy ditches, hills and a finisher beer.

  • Enter online
  • Hilly
  • Traffic free
  • Fundraising optional
  • Age 14 & over
  • 5 km multi terrain running
A demanding challenge, taking on 100km along the UNESCO World Heritage Jurassic Coast, starting from Corfe Castle on a fully-supported challenge visiting the highlights of the region.
  • Sat 17 - Sun 18 May
  • £199
  • Sat 17 - Sun 18 May
  • £199
Wareham, Dorset, UK

Jurassic Coast Ultra Challenge | Full 100km continuous

A demanding challenge, taking on 100km along the UNESCO World Heritage Jurassic Coast, starting from Corfe Castle on a fully-supported challenge visiting the highlights of the region.

  • Chip timing
  • Enter online
  • GPS tracking
  • Hilly
  • Age 18 & over
  • 100 km trail running + 2300 m ascent
Walk, jog or run along the spectacular UNESCO World Heritage coastline from Corfe Castle past Lulworth Cove and Durdle Door, with full support, welcoming base camp and finish line celebration!
  • Sat 17 - Sun 18 May
  • £199
  • Sat 17 - Sun 18 May
  • £199
Wareham, Dorset, UK

Jurassic Coast Ultra Challenge | Full 100km over 2 days

Walk, jog or run along the spectacular UNESCO World Heritage coastline from Corfe Castle past Lulworth Cove and Durdle Door, with full support, welcoming base camp and finish line celebration!

  • Chip timing
  • Enter online
  • GPS tracking
  • Hilly
  • Age 18 & over
  • 100 km trail running + 2300 m ascent
Take on the ‘classic Jurassic’ scenery, coastal sights and tough climbs of this marathon-distance challenge along the stunning coastal path whilst enjoying full support along the way.
  • Sat 17 May
  • £139
  • Sat 17 May
  • £139
Weymouth, Dorset, UK

Weymouth Marathon

Take on the ‘classic Jurassic’ scenery, coastal sights and tough climbs of this marathon-distance challenge along the stunning coastal path whilst enjoying full support along the way.

  • Chip timing
  • Enter online
  • GPS tracking
  • Hilly
  • Age 18 & over
  • 42 km trail running + 1100 m ascent
A classic Jurassic challenge, starting from Corfe Castle, along the Purbeck Ridge to Durdle Door, where the undulating route leads to the finish at Weymouth
  • Sat 17 May
  • £89
  • Sat 17 May
  • £89
Wareham, Dorset, UK

Jurassic Coast Ultra Challenge | 2nd Quarter

A classic Jurassic challenge, starting from Corfe Castle, along the Purbeck Ridge to Durdle Door, where the undulating route leads to the finish at Weymouth

  • Chip timing
  • Enter online
  • GPS tracking
  • Hilly
  • Age 14 & over
  • 34 km trail running + 1100 m ascent
A marathon distance challenge departing from Weymouth, visiting Chesil Beach and the West Dorset Heritage Coast en route to the finish line at Bridport.
  • Sat 17 May
  • £139
  • Sat 17 May
  • £139
Weymouth, Dorset, UK

Jurassic Coast Ultra Challenge | 2nd Half

A marathon distance challenge departing from Weymouth, visiting Chesil Beach and the West Dorset Heritage Coast en route to the finish line at Bridport.

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Age 18 & over
  • 42 km trail running + 600 m ascent
A looped route which follows the Purbeck Way to Swanage, before returning along the coast, to finish at Church Knowle near Corfe Castle, for a well-deserved glass of fizz.
  • Sat 17 May
  • £89
  • Sat 17 May
  • £89
Wareham, Dorset, UK

Jurassic Coast Ultra Challenge | 1st Quarter

A looped route which follows the Purbeck Way to Swanage, before returning along the coast, to finish at Church Knowle near Corfe Castle, for a well-deserved glass of fizz.

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Age 14 & over
  • 25 km trail running + 600 m ascent
Really Muddy Aberdeen is a challenging mud based run with natural terrain forming obstacles.
  • Sun 18 May
  • £32.90
  • Sun 18 May
  • £32.90
Inverurie, Aberdeenshire, UK

MacTuff Really Muddy Aberdeen | 10K

Really Muddy Aberdeen is a challenging mud based run with natural terrain forming obstacles.

  • Enter online
  • Hilly
  • Age 15 & over
  • 10 km multi terrain running
Run as far as you can during the 6-hour event through Hinchinbrooke Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.
  • Sun 18 May
  • £31-£36
  • Sun 18 May
  • £31-£36
Huntingdon, Cambridgeshire, UK

The Birthday Run | 6 Hour

Run as far as you can during the 6-hour event through Hinchinbrooke 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
Really Muddy Aberdeen is a challenging mud based run with natural terrain forming obstacles.
  • Sun 18 May
  • £28.90
  • Sun 18 May
  • £28.90
Inverurie, Aberdeenshire, UK

MacTuff Really Muddy Aberdeen | 5K

Really Muddy Aberdeen is a challenging mud based run with natural terrain forming obstacles.

  • Enter online
  • Hilly
  • Age 11 & over
  • 5 km multi terrain running
Really Muddy Aberdeen is a challenging mud based run with natural terrain forming obstacles The 3km event is suitable for children of all ages as well as the adults that accompany them.
  • Sun 18 May
  • £21.90
  • Sun 18 May
  • £21.90
Inverurie, Aberdeenshire, UK

MacTuff Really Muddy Aberdeen | Kids 3K

Really Muddy Aberdeen is a challenging mud based run with natural terrain forming obstacles The 3km event is suitable for children of all ages as well as the adults that accompany them.

  • Enter online
  • Hilly
  • Age 5-16
  • 3 km multi terrain running
Run as far as you can during the 4-hour event through Hinchinbrooke Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.
  • Sun 18 May
  • £31-£36
  • Sun 18 May
  • £31-£36
Huntingdon, Cambridgeshire, UK

The Birthday Run | 4 Hour

Run as far as you can during the 4-hour event through Hinchinbrooke 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 22 - Sun 25 May
  • £250-£1,200
  • Thu 22 - Sun 25 May
  • £250-£1,200
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
  • Rural
  • Public transport links
  • Age 18 & over
  • 4 days multi terrain running
A varied 56km challenge, initially following the path of the River Thames, before exploring the North Downs en route to the finish at Turners Hill and a huge celebration!
  • Sat 24 May
  • £139
  • Sat 24 May
  • £139
Richmond, UK

London 2 Brighton Ultra Challenge | 1st Half

A varied 56km challenge, initially following the path of the River Thames, before exploring the North Downs en route to the finish at Turners Hill and a huge celebration!

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Hilly
  • Age 18 & over
  • 56 km trail running + 800 m ascent
Leafy Richmond to sunny Brighton – over the North Downs and the South Downs, with some wonderful Surrey and Sussex countryside in between, fully supported all the way with a huge celebratory finish!
  • Sat 24 May
  • £199
  • Sat 24 May
  • £199
Richmond, UK

London 2 Brighton Ultra Challenge | Full 100km Continuous

Leafy Richmond to sunny Brighton – over the North Downs and the South Downs, with some wonderful Surrey and Sussex countryside in between, fully supported all the way with a huge celebratory finish!

  • Chip timing
  • Enter online
  • GPS tracking
  • Hilly
  • Age 18 & over
  • 100 km trail running + 1500 m ascent
Leafy Richmond to sunny Brighton, over the North and South Downs, with some wonderful Surrey and Sussex countryside - all in daylight hours and with a good nights' sleep mid-way!
  • Sat 24 - Sun 25 May
  • £199
  • Sat 24 - Sun 25 May
  • £199
Richmond, UK

London 2 Brighton Ultra Challenge | Full 100km over 2 days

Leafy Richmond to sunny Brighton, over the North and South Downs, with some wonderful Surrey and Sussex countryside - all in daylight hours and with a good nights' sleep mid-way!

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Hilly
  • Age 18 & over
  • 100 km trail running + 1500 m ascent
Starting in leafy Richmond, follow the River Thames past Kingston along a scenic route, which arrives at the finish in Oaks Park for a BBQ lunch and celebration.
  • Sat 24 May
  • £89
  • Sat 24 May
  • £89
Richmond, UK

London 2 Brighton Ultra Challenge | 1st Quarter

Starting in leafy Richmond, follow the River Thames past Kingston along a scenic route, which arrives at the finish in Oaks Park for a BBQ lunch and celebration.

  • Chip timing
  • Enter online
  • GPS tracking
  • Flat
  • Age 14 & over
  • 25 km trail running + 200 m ascent
Starting at Oaks Park then following the fantastic 2nd 1/4 Challenge route to Tulley’s Farm in Turners Hill, and then over the South Downs to the finish line at Brighton Racecourse to a celebration!
  • Sat 24 - Sun 25 May
  • £169
  • Sat 24 - Sun 25 May
  • £169
Carshalton, UK

London 2 Brighton Ultra Challenge | 3/4 Challenge

Starting at Oaks Park then following the fantastic 2nd 1/4 Challenge route to Tulley’s Farm in Turners Hill, and then over the South Downs to the finish line at Brighton Racecourse to a celebration!

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Hilly
  • Age 18 & over
  • 75 km trail running + 1300 m ascent
A great challenge through the Surrey and Sussex countryside with a Sutton start and Turners Hill finish with full support and a great finish line celebration!
  • Sat 24 - Sun 25 May
  • £89
  • Sat 24 - Sun 25 May
  • £89
Carshalton, UK

London 2 Brighton Ultra Challenge | 2nd Quarter

A great challenge through the Surrey and Sussex countryside with a Sutton start and Turners Hill finish with full support and a great finish line celebration!

  • Enter online
  • Undulating
  • Hilly
  • Age 14 & over
  • 33 km trail running + 600 m ascent
A new 25km option – ideal if you want to explore the surrounding countryside around Brighton and sections of the South Downs Way with its fabulous views back over the Sussex countryside.
  • Sun 25 May
  • £89
  • Sun 25 May
  • £89
Brighton, East Sussex, UK

Brighton Challenge

A new 25km option – ideal if you want to explore the surrounding countryside around Brighton and sections of the South Downs Way with its fabulous views back over the Sussex countryside.

  • Enter online
  • Undulating
  • Hilly
  • Age 14 & over
  • 25 km trail running + 400 m ascent

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