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50K ultra runs in UK

Find 50k ultra runs near me in UK for 2025/2026 - search by date or place, display on a map or use the advanced search to find your perfect race.

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A trail ultra that is flat and fast and perfect for a PB and also brilliant for a first-timer or the runner who wants to do their own pace plus bespoke medal and finish line treats.
  • Sun 16 Feb
  • £54-£56
  • Sun 16 Feb
  • £54-£56
Bingley, West Yorkshire, UK

The Dogs Doodahs | Ultra Marathon

A trail ultra that is flat and fast and perfect for a PB and also brilliant for a first-timer or the runner who wants to do their own pace plus bespoke medal and finish line treats.

  • Chip timing
  • Enter online
  • Flat
  • PB
  • Age 21 & over
  • 32 miles trail running
Take on a 6-lap course through the stunning South Yorkshire Park country park of Rabbit Ings and reach the finish to hang your finisher's medal around your neck with pride.
  • Sat 1 Mar
  • £54-£56
  • Sat 1 Mar
  • £54-£56
Barnsley, South Yorkshire, UK

Carry on in the Colliery | Ultra

Take on a 6-lap course through the stunning South Yorkshire Park country park of Rabbit Ings and reach the finish to hang your finisher's medal around your neck with pride.

  • Chip timing
  • Enter online
  • Hilly
  • Age 21 & over
  • 30 miles trail running
Fast, flat, PB-grabbing ultra on traffic-free trails and the canal towpath with a bespoke medal and treats at the finish line. First-time ultra runners welcome.
  • Sat 8 Mar
  • £54-£56
  • Sat 8 Mar
  • £54-£56
Leeds, West Yorkshire, UK

Spring Canal Canter | Day 1 | Ultra

Fast, flat, PB-grabbing ultra on traffic-free trails and the canal towpath with a bespoke medal and treats at the finish line. First-time ultra runners welcome.

  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 21 & over
  • 32 miles trail running
Fast, flat, PB-grabbing event on good trail and canal towpath with a bespoke medal and treats at the finish line.
  • Sun 9 Mar
  • £54-£56
  • Sun 9 Mar
  • £54-£56
Leeds, West Yorkshire, UK

Spring Canal Canter | Day 2 | Ultra

Fast, flat, PB-grabbing event on good trail and canal towpath with a bespoke medal and treats at the finish line.

  • Chip timing
  • Enter online
  • Flat
  • PB
  • Age 21 & over
  • 32 miles multi terrain running
Enjoy a trip up the Leeds and Liverpool Canal this spring over a range of distances, all along the flat and even towpath. This event is perfect for runners of all abilities.
  • Sun 23 Mar
  • £54-£56
  • Sun 23 Mar
  • £54-£56
Shipley, West Yorkshire, UK

Sir Tit March Mayhem | Ultra

Enjoy a trip up the Leeds and Liverpool Canal this spring over a range of distances, all along the flat and even towpath. This event is perfect for runners of all abilities.

  • Chip timing
  • Enter online
  • Flat
  • Age 21 & over
  • 52 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
  • £139
  • 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.

  • Chip timing
  • Enter online
  • Age 16 & over
  • 50 km trail running
Make it an active Easter on a challenge from Windsor Racecourse on looped routes through the Great Park with fantastic views of the castle, to Runnymede along the Thames Path.
  • Sat 12 Apr
  • £139
  • Sat 12 Apr
  • £139
Windsor, Berkshire, UK

Easter 50 Ultra Challenge | 50km

Make it an active Easter on a challenge from Windsor Racecourse on looped routes through the Great Park with fantastic views of the castle, to Runnymede along the Thames Path.

  • Enter online
  • GPS tracking
  • Undulating
  • Age 16 & over
  • 50 km trail running + 320 m ascent
This event gives participants the opportunity to take in a runnable, beautiful route which follows the North Walian coastline between Prestatyn and Bangor.
  • Sat 26 Apr
  • £48.50
  • Sat 26 Apr
  • £48.50
Prestatyn, Clwyd, UK

North Wales 50K & 100K | 50K

This event gives participants the opportunity to take in a runnable, beautiful route which follows the North Walian coastline between Prestatyn and Bangor.

  • Chip timing
  • Enter online
  • GPS tracking
  • Age 18 & over
  • 50 km trail running
The first half of the Isle of Wight circuit explore 52km of scenic coastal trails, enjoy spectacular coastal views along the undulating route with plenty of rest stops to keep you well fuelled.
  • Sat 3 May
  • £139
  • 13 charities
  • Sat 3 May
  • £139
  • 13 charities
Ventnor, Isle of Wight, UK

Isle of Wight Ultra Challenge | 1st Half

The first half of the Isle of Wight circuit explore 52km of scenic coastal trails, enjoy spectacular coastal views along the undulating route with plenty of rest stops to keep you well fuelled.

  • Chip timing
  • Enter online
  • GPS tracking
  • Hilly
  • Age 18 & over
  • 52 km trail running + 1100 m ascent
A NEW looped route setting out from the Chale basecamp, that gives you the best of the Island’s dramatic scenery along famous southern coastline to the iconic ‘Needles’.
  • Sat 3 May
  • £139
  • 13 charities
  • Sat 3 May
  • £139
  • 13 charities
Ventnor, Isle of Wight, UK

Isle of Wight Ultra Challenge | Southern Loop

A NEW looped route setting out from the Chale basecamp, that gives you the best of the Island’s dramatic scenery along famous southern coastline to the iconic ‘Needles’.

  • Chip timing
  • Enter online
  • Undulating
  • Hilly
  • Age 18 & over
  • 50 km trail running
Starting in Cowes, follow a clockwise route along the eastern side of the Isle of Wight, enjoying superb coastal views en route to the finish line at Chale.
  • Sat 3 May
  • £139
  • 13 charities
  • Sat 3 May
  • £139
  • 13 charities
Cowes, Isle of Wight, UK

Isle of Wight Ultra Challenge | 2nd Half

Starting in Cowes, follow a clockwise route along the eastern side of the Isle of Wight, enjoying superb coastal views en route to the finish line at Chale.

  • Enter online
  • Undulating
  • Hilly
  • Age 18 & over
  • 54 km trail running + 980 m ascent
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon on the same day was previously rated one of the top UK marathons.
  • Sat 10 May
  • £58-£60
  • Sat 10 May
  • £58-£60
Wadhurst, East Sussex, UK

Bewl Water Spring | Ultra

Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon on the same day was previously rated one of the top UK marathons.

  • Chip timing
  • Enter online
  • Hilly
  • Age 18 & over
  • 50 km trail running
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
  • 14 charities
  • Sat 17 May
  • £139
  • 14 charities
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.

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Age 18 & over
  • 58 km trail running + 1700 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
  • 14 charities
  • Sat 17 May
  • £139
  • 14 charities
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
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
  • 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!

  • Newcomers
  • Music
  • Chip timing
  • Enter online
  • Mountainous
  • Event village
  • Age 18 & over
  • 50 km trail running + 1995 m ascent
Walk, jog or run the journey from Capital to Coast, over the North and South Downs. A fully supported challenge leaving Richmond-upon-Thames for the finish line at Brighton Racecourse.
  • Sat 24 May
  • £199
  • 14 charities
  • Sat 24 May
  • £199
  • 14 charities
Richmond, UK

London 2 Brighton Ultra Challenge | Full 100km Continuous

Walk, jog or run the journey from Capital to Coast, over the North and South Downs. A fully supported challenge leaving Richmond-upon-Thames for the finish line at Brighton Racecourse.

  • Chip timing
  • Enter online
  • GPS tracking
  • Hilly
  • Age 18 & over
  • 100 km trail running + 1500 m ascent
Can you survive Farmmageddon? Run an ultra over a fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
  • Sat 24 May
  • £34-£36
  • Sat 24 May
  • £34-£36
Buntingford, Hertfordshire, UK

Farmmageddon | Ultra Marathon

Can you survive Farmmageddon? Run an ultra over a fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.

  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 32 miles trail running
Taking in the two Munro summits of Cairn a Chlamain and Ben Dearg along with Glen Tilt and the vast forests of Blairuachdair, the Full Tilt Ultra has it all. Are you up to the challenge?
  • Fri 30 May
  • £62
  • Fri 30 May
  • £62
Pitlochry, Perth and Kinross, UK

Blair Castle Trail Weekender | Full Tilt Ultra

Taking in the two Munro summits of Cairn a Chlamain and Ben Dearg along with Glen Tilt and the vast forests of Blairuachdair, the Full Tilt Ultra has it all. Are you up to the challenge?

  • Chip timing
  • Enter online
  • Mountainous
  • Traffic free
  • Age 18 & over
  • 58 km trail running + 2026 m ascent
Take on the full 100km challenge, starting from Kendal Base Camp, a fully supported ultra. making a glorious loop of the spectacular south Lakes.
  • Sun 1 - Sun 8 Jun
  • £199
  • 13 charities
  • Sun 1 - Sun 8 Jun
  • £199
  • 13 charities
Kendal, Cumbria, UK

Lake District Ultra Challenge | Full 100km continuous

Take on the full 100km challenge, starting from Kendal Base Camp, a fully supported ultra. making a glorious loop of the spectacular south Lakes.

  • Chip timing
  • Enter online
  • GPS tracking
  • Hilly
  • Age 18 & over
  • 100 km trail running + 2500 m ascent
In its fifth year! Come take on the challenge of the track at Wodson Park. Do you have it in you to complete your distance on a 400-metre athletics track?
  • Sun 1 Jun
  • £35.50-£37.50
  • Sun 1 Jun
  • £35.50-£37.50
Ware, Hertfordshire, UK

Circuit Du Sore Legs | Part Cinq | Ultra Marathon

In its fifth year! Come take on the challenge of the track at Wodson Park. Do you have it in you to complete your distance on a 400-metre athletics track?

  • Chip timing
  • Enter online
  • PB
  • Traffic free
  • Age 18 & over
  • 50 km track and field
Take on the first half of the full 100km challenge, starting from Basecamp in Kendal to the far side of the beautiful Lake Windermere.
  • Sat 7 Jun
  • £139
  • 13 charities
  • Sat 7 Jun
  • £139
  • 13 charities
Kendal, Cumbria, UK

Lake District Ultra Challenge | 1st Half

Take on the first half of the full 100km challenge, starting from Basecamp in Kendal to the far side of the beautiful Lake Windermere.

  • Chip timing
  • Enter online
  • GPS tracking
  • Hilly
  • Age 18 & over
  • 50 km trail running + 1300 m ascent
A truly beautiful area of North Wales! The route uses two way-marked 15-mile linear routes either side of the river, to create a spectacular, challenging excursion in and above the valley.
  • Sat 7 Jun
  • £50
  • Sat 7 Jun
  • £50
Llangollen, Clwyd, UK

The Llangollen 50K

A truly beautiful area of North Wales! The route uses two way-marked 15-mile linear routes either side of the river, to create a spectacular, challenging excursion in and above the valley.

  • Newcomers
  • Enter online
  • Event village
  • Rural
  • Age 18 & over
  • 50 km trail running
Take on the second half of the 100km route, opting to start on Saturday evening or Sunday morning, starting at Windermere, exploring the Southern Lakes en route to the finish at Kendal.
  • Sat 7 - Sun 8 Jun
  • £139
  • 13 charities
  • Sat 7 - Sun 8 Jun
  • £139
  • 13 charities
Ulverston, Cumbria, UK

Lake District Ultra Challenge | 2nd Half

Take on the second half of the 100km route, opting to start on Saturday evening or Sunday morning, starting at Windermere, exploring the Southern Lakes en route to the finish at Kendal.

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Age 18 & over
  • 50 km trail running + 1200 m ascent
A coastal trail ultra through the ancient village of Bosham towards Chichester Harbour with panoramic views of this AONB, to finish at the fantastic basecamp with food and bars.
  • Sat 21 Jun
  • £80-£85
  • 3 charities
  • Sat 21 Jun
  • £80-£85
  • 3 charities
Chichester, West Sussex, UK

Race to the King | Coastal 50K

A coastal trail ultra through the ancient village of Bosham towards Chichester Harbour with panoramic views of this AONB, to finish at the fantastic basecamp with food and bars.

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Age 18 & over
  • 50 km trail running + 1885 ft ascent
Head through the historic town of Arundel and witness the impressive Arundel Castle as you meander along the River Arun, across the South Downs in breathtaking surroundings.
  • Sat 21 Jun
  • £80-£85
  • 2 charities
  • Sat 21 Jun
  • £80-£85
  • 2 charities
Chichester, West Sussex, UK

Race to the King | Castle 50K

Head through the historic town of Arundel and witness the impressive Arundel Castle as you meander along the River Arun, across the South Downs in breathtaking surroundings.

  • Chip timing
  • Enter online
  • GPS tracking
  • Hilly
  • Age 18 & over
  • 50 km trail running + 2663 ft ascent

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