Trail runs

Trail runs

The UK's most comprehensive calendar of trail runs with 1,500+ event listings. Search by date, location or map to find a trail run near you or browse to discover your perfect event.

View all trail runs

Trail runs in the UK

Discover the fantastic range of trail runs in the UK right here, from off-road fun runs to extreme ultra marathons. Select your location for trail runs in your area or scroll down to see events coming up.

About trail runs

Search by month

Search by place

Map view

Trail runs in 2025

Featured events are listed below - select a month/region or the map view to see all events.

Race 101: the 13 Valleys Ultra
  • 10 mins read
Event guide

Race 101: the 13 Valleys Ultra

Introducing the 13 Valleys Ultra plus the event's shorter distance options, helping you to push your limits and get involved!

A great opener to the full Ultra Challenge season! From the racecourse basecamp 2000 adventurers will head out on looped routes with fantastic panoramic views of the city and surrounding countryside.
  • Sat 29 Mar
  • £139
Bath, Somerset, UK

Bath 50 Ultra Challenge | 50K

A great opener to the full Ultra Challenge season! From the racecourse basecamp 2000 adventurers will head out on looped routes with fantastic panoramic views of the city and surrounding countryside.

  • 50 km trail running
A great opener to the full Ultra Challenge season! From the racecourse basecamp 2000 adventurers will head out on looped routes with fantastic panoramic views of the city and surrounding countryside.
  • Sat 29 Mar
  • £89
Bath, Somerset, UK

Bath 50 Ultra Challenge | 29K

A great opener to the full Ultra Challenge season! From the racecourse basecamp 2000 adventurers will head out on looped routes with fantastic panoramic views of the city and surrounding countryside.

  • 29 km trail running
A great opener to the full Ultra Challenge season! From the racecourse basecamp 2000 adventurers will head out on looped routes with fantastic panoramic views of the city and surrounding countryside.
  • Sat 29 Mar
  • £39
Bath, Somerset, UK

Bath 50 Ultra Challenge | 10K

A great opener to the full Ultra Challenge season! From the racecourse basecamp 2000 adventurers will head out on looped routes with fantastic panoramic views of the city and surrounding countryside.

  • 10 km trail running
Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further.
  • Sat 3 May
  • £139
Ventnor, Isle of Wight, UK

Isle of Wight Ultra Challenge | 1st Half

Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further.

  • 52 km trail running + 900 m ascent
Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further.
  • Sat 3 May
  • £199
Ventnor, Isle of Wight, UK

Isle of Wight Ultra Challenge | Full Continuous

Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further.

  • 106 km multi terrain running + 1800 m ascent
The full 106km circumnavigation of the Isle of Wight, in daylight hours. Overnight at Cowes for a well-earned rest on this wonderful exploration of the coastal routes around the island.
  • Sat 3 - Sun 4 May
  • £199
Ventnor, Isle of Wight, UK

Isle of Wight Ultra Challenge | Full 2 Day Daylight

The full 106km circumnavigation of the Isle of Wight, in daylight hours. Overnight at Cowes for a well-earned rest on this wonderful exploration of the coastal routes around the island.

  • 106 km multi terrain running + 1960 m ascent
Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further.
  • Sat 3 - Sun 4 May
  • £169
Ventnor, Isle of Wight, UK

Isle of Wight Ultra Challenge | 3/4 Challenge

Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further.

  • 82 km trail running + 1300 m ascent
Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further.
  • Sat 3 May
  • £139
Ventnor, Isle of Wight, UK

Isle of Wight Ultra Challenge | Southern 50

Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further.

  • 50 km trail running + 1025 m ascent
Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further.
  • Sat 3 May
  • £89
Ventnor, Isle of Wight, UK

Isle of Wight Ultra Challenge | 1st Quarter

Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further.

  • 25 km trail running + 500 m ascent
Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further.
  • Sat 3 May
  • £139
Cowes, Isle of Wight, UK

Isle of Wight Ultra Challenge | 2nd Half

Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further.

  • 54 km trail running + 1000 m ascent
Start at the showground basecamp and follow the trails around the estuary, cross on the chain ferry and get a good feel for Cowes and its surrounding area.
  • Sat 3 May
  • £39
Ventnor, Isle of Wight, UK

Medina 10 Mile

Start at the showground basecamp and follow the trails around the estuary, cross on the chain ferry and get a good feel for Cowes and its surrounding area.

  • 10 miles trail running
Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further.
  • Sun 4 May
  • £89
Sandown, Isle of Wight, UK

Isle of Wight Ultra Challenge | 4th Quarter

Great challenges need great settings, and up to 2,000 adventurers will take on the Isle of Wight stunning coastal path – all out to push themselves further.

  • 25 km trail running + 500 m ascent
58km of beautiful trail, with ups and downs giving over 1600m of ascent on a gorgeous coastal route which visits some of the highlights of the Jurassic Coast.
  • Sat 17 May
  • £139
Wareham, Dorset, UK

Jurassic Coast Ultra Challenge | 1st Half

58km of beautiful trail, with ups and downs giving over 1600m of ascent on a gorgeous coastal route which visits some of the highlights of the Jurassic Coast.

  • 58 km trail running + 1700 m ascent
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
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.

  • 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
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!

  • 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
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.

  • 42 km trail running + 1100 m ascent
The route is 3/4 of the Full Challenge – so starts at the Corfe Castle main start, takes in the fantastic 2nd 1/4 Challenge route to Weymouth, and then on to West Bay and the finish line at Bridport.
  • Sat 17 May
  • £169
Wareham, Dorset, UK

Jurassic Coast Ultra Challenge | 3/4 Challenge

The route is 3/4 of the Full Challenge – so starts at the Corfe Castle main start, takes in the fantastic 2nd 1/4 Challenge route to Weymouth, and then on to West Bay and the finish line at Bridport.

  • 76 km trail running + 1800 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
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

  • 34 km trail running + 1100 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
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.

  • 25 km trail running + 600 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
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.

  • 42 km trail running + 600 m ascent
This 25km is graded ‘hard’ and is on technical, fast flowing and rugged trails around Derwentwater, the Borrowdale Valley and the Watendlath Valley. Includes Full Weekend Festival Ticket in the price!
  • Sat 17 May
  • £60-£65
Keswick, Cumbria, UK

Keswick Mountain Festival | adidas TERREX Half Marathon Trail Run

This 25km is graded ‘hard’ and is on technical, fast flowing and rugged trails around Derwentwater, the Borrowdale Valley and the Watendlath Valley. Includes Full Weekend Festival Ticket in the price!

  • 25 km trail running + 866 m ascent
Graded ‘easy’ this scenic 5K trail run is for ages 12-17 and can be fast and furious or run for fun - it’s your enjoyment that counts. Includes Full Weekend Festival Ticket in the price!
  • Sat 17 May
  • £25-£30
Keswick, Cumbria, UK

Keswick Mountain Festival | adidas TERREX Junior 5K Trail Run

Graded ‘easy’ this scenic 5K trail run is for ages 12-17 and can be fast and furious or run for fun - it’s your enjoyment that counts. Includes Full Weekend Festival Ticket in the price!

  • 5 km trail running
Graded ‘easy’ this scenic 5K trail run is for everyone and can be fast and furious from the word go or taken easy - it’s your enjoyment that counts. Includes Full Weekend Festival Ticket in the price!
  • Sat 17 May
  • £25-£47.50
Keswick, Cumbria, UK

Keswick Mountain Festival | adidas TERREX 5K Trail Run

Graded ‘easy’ this scenic 5K trail run is for everyone and can be fast and furious from the word go or taken easy - it’s your enjoyment that counts. Includes Full Weekend Festival Ticket in the price!

  • 5 km trail running
The ultra is graded ‘very hard’ and one to get into your ultra running calendar if you’re looking for UTMB index runs where you can bag points. Includes Full Weekend Festival Ticket in the price!
  • Sun 18 May
  • £75-£80
Keswick, Cumbria, UK

Keswick Mountain Festival | adidas TERREX 50K Trail Ultra Marathon

The ultra is graded ‘very hard’ and one to get into your ultra running calendar if you’re looking for UTMB index runs where you can bag points. Includes Full Weekend Festival Ticket in the price!

  • 50 km trail running + 1995 m ascent
Graded ‘moderate’, this 10K trail run is open to all. Cruise round or race at the front end, it is a beautiful course to be enjoyed by all. Includes Full Weekend Festival Ticket in the price!
  • Sun 18 May
  • £52.50-£57.50
Keswick, Cumbria, UK

Keswick Mountain Festival | adidas TERREX 10K Trail Run

Graded ‘moderate’, this 10K trail run is open to all. Cruise round or race at the front end, it is a beautiful course to be enjoyed by all. Includes Full Weekend Festival Ticket in the price!

  • 10 km trail running + 330 m ascent
A looped route starting and finishing at the main Bridport hub. The route explores the off-road paths, and passes West Bay Harbour with views of the wonderful West Bay Cliffs.
  • Sun 18 May
  • £39
Wareham, Dorset, UK

The Bridport 10K

A looped route starting and finishing at the main Bridport hub. The route explores the off-road paths, and passes West Bay Harbour with views of the wonderful West Bay Cliffs.

  • 10 km trail running + 250 m ascent
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
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.

  • 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
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!

  • 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
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!

  • 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
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!

  • 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
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.

  • 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
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!

  • 75 km trail running + 1300 m ascent
From Turners Hill the route heads south through wonderful Sussex countryside, then up and over the testing South Downs before the coast comes into view and the final few km to the Racecourse finish!
  • Sat 24 - Sun 25 May
  • £139
Crawley, West Sussex, UK

Sussex Marathon

From Turners Hill the route heads south through wonderful Sussex countryside, then up and over the testing South Downs before the coast comes into view and the final few km to the Racecourse finish!

  • 42 km trail running + 700 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
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!

  • 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
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.

  • 25 km trail running + 400 m ascent
100km of trails, high passes, stunning scenery, Ambleside, the magnificent Lake Windermere, nature reserves, forests and over 2,500m of ascent. Fully supported all the way with a celebratory finale!
  • Sun 1 - Sun 8 Jun
  • £199
Kendal, Cumbria, UK

Lake District Ultra Challenge | Full 100km continuous

100km of trails, high passes, stunning scenery, Ambleside, the magnificent Lake Windermere, nature reserves, forests and over 2,500m of ascent. Fully supported all the way with a celebratory finale!

  • 100 km trail running + 2500 m ascent
From Kendal you'll head up the Longsleddale Valley over the Garburn Pass with stunning views, on to Windermere and Ambleside, round the west side of Lake Windermere to finish to a big welcome!
  • Sat 7 Jun
  • £139
Kendal, Cumbria, UK

Lake District Ultra Challenge | 1st Half

From Kendal you'll head up the Longsleddale Valley over the Garburn Pass with stunning views, on to Windermere and Ambleside, round the west side of Lake Windermere to finish to a big welcome!

  • 50 km trail running + 1300 m ascent
100km of trails, high passes, stunning scenery, Ambleside, the magnificent Lake Windermere, nature reserves, forests and over 2,500m of ascent. Fully supported with a good night's sleep mid-way.
  • Sat 7 - Sun 8 Jun
  • £199
Kendal, Cumbria, UK

Lake District Ultra Challenge | Full 100km over 2 days

100km of trails, high passes, stunning scenery, Ambleside, the magnificent Lake Windermere, nature reserves, forests and over 2,500m of ascent. Fully supported with a good night's sleep mid-way.

  • 100 km trail running + 2500 m ascent