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50K ultra runs in March 2026

Find 50k ultra runs near me in March 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.
  • Fri 6 Mar
  • £15-£27
Staines, Surrey, UK

Midweek Chasing Numbers Mar | 50K

The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.

  • 50 km trail running
Here's an animal-inspired 50K ultra for you. The featured animal this time is a panda! The medal, as always, is incredible and definitely one to add to your collection!
  • Sat 7 Mar
  • £23-£35
Staines, Surrey, UK

The Panda Plod | 50K

Here's an animal-inspired 50K ultra for you. The featured animal this time is a panda! The medal, as always, is incredible and definitely one to add to your collection!

  • 50 km trail running
Come and join in for The Hull Run, where you can run anywhere from 3km to running for the entire 7 hours, as always it's a super fleixble and inclusive event for everyone to enjoy!
  • Sun 8 Mar
  • £23-£35
Staines, Surrey, UK

One ‘Hull’ Of A Run | 50K

Come and join in for The Hull Run, where you can run anywhere from 3km to running for the entire 7 hours, as always it's a super fleixble and inclusive event for everyone to enjoy!

  • 50 km 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 14 Mar
  • £54-£56
Leeds, West Yorkshire, UK

Spring Time Canal Canter | 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.

  • 32 miles trail running
Come and join in The Sloth Scamper 50K where slow is the new fast and you can earn yourself a medal with an adorable sloth on to boot. Anyone know what a group of sloths is called?
  • Sat 14 Mar
  • £23-£35
Staines, Surrey, UK

The Sloth Scamper | 50K

Come and join in The Sloth Scamper 50K where slow is the new fast and you can earn yourself a medal with an adorable sloth on to boot. Anyone know what a group of sloths is called?

  • 50 km trail running
Come and join the Dashing Dog Charity run in the picturesque Dare Valley Country Park. Not only is the scenery beautiful but you will earn one of these awesome medals for your 50K!
  • Sun 15 Mar
  • £25-£39
Aberdare, Mid Glamorgan, UK

The Dashing Dog Charity Run | Wales | 50K

Come and join the Dashing Dog Charity run in the picturesque Dare Valley Country Park. Not only is the scenery beautiful but you will earn one of these awesome medals for your 50K!

  • 50 km road running
Take on lapped 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 21 Mar
  • £54-£56
Barnsley, South Yorkshire, UK

Carry on in the Colliery | Ultra Marathon

Take on lapped 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.

  • 30 miles trail running + 1572 ft ascent
Come and join The Flying Fox 50K event! Are you as cunning and as quick as a fox and fancy showcasing your running skills?
  • Sat 21 Mar
  • £23-£35
Staines, Surrey, UK

The Flying Fox | 50K

Come and join The Flying Fox 50K event! Are you as cunning and as quick as a fox and fancy showcasing your running skills?

  • 50 km trail running
Come and join in for The Flying Fox 50K event! Are you as cunning and as quick as a fox and fancy showcasing your running skills?
  • Sat 21 Mar
  • £22-£34
Northampton, Northamptonshire, UK

The Flying Fox | Northampton | 50K

Come and join in for The Flying Fox 50K event! Are you as cunning and as quick as a fox and fancy showcasing your running skills?

  • 50 km trail running
Come and join in for Dashing Dog Charity run along the picturesque River Thames, not only is the scenery beautiful and you will earn one of the awesome medals for your 50K!
  • Sun 22 Mar
  • £25-£40
Staines, Surrey, UK

The Dashing Dog Charity Run | 50K

Come and join in for Dashing Dog Charity run along the picturesque River Thames, not only is the scenery beautiful and you will earn one of the awesome medals for your 50K!

  • 50 km road running
Come and join the Pop-Up Lucky Dip Medal Run! Do any distance from 3km up and then choose an incredible lucky-dip medal.
  • Sun 22 Mar
  • £22-£34
Northampton, Northamptonshire, UK

Pop-Up Lucky Dip Medal Run | Northampton | 50K

Come and join the Pop-Up Lucky Dip Medal Run! Do any distance from 3km up and then choose an incredible lucky-dip medal.

  • 50 km trail running
The Way of the Dead (formerly the 'Dartmoor Traverse East to West') returns for the second year, with a 50K Dartmoor Traverse route from east to west.
  • Sat 28 Mar
  • £49
Newton Abbot, Devon, UK

Way of the Dead 50K

The Way of the Dead (formerly the 'Dartmoor Traverse East to West') returns for the second year, with a 50K Dartmoor Traverse route from east to west.

  • 50K ultra run
Entries close soon
A great 50K opener to the Ultra Challenge season! From the racecourse basecamp 2,000 adventurers will head out on looped routes with fantastic panoramic views of the city and surrounding countryside.
  • Sat 28 Mar
  • £139
Bath, Somerset, UK

Bath 50 Ultra Challenge | 50K

A great 50K opener to the Ultra Challenge season! From the racecourse basecamp 2,000 adventurers will head out on looped routes with fantastic panoramic views of the city and surrounding countryside.

  • 50 km trail running + 1000 m ascent
"My milkshake brings all the boys to the yard"... not quite sure where we're going with this but come and join this fantasic Milkshake Meander event!
  • Sat 28 Mar
  • £23-£35
Staines, Surrey, UK

Milkshake Meander | 50K

"My milkshake brings all the boys to the yard"... not quite sure where we're going with this but come and join this fantasic Milkshake Meander event!

  • 50 km trail running
Spring along the Leeds and Liverpool Canal with the Spring Tide Sir Titus Trot along the flat, even towpath. Perfect for all abilities, it tends to sell out very quickly.
  • Sun 29 Mar
  • £54-£56
Shipley, West Yorkshire, UK

Sir Titus March Mayhem | Ultra Marathon

Spring along the Leeds and Liverpool Canal with the Spring Tide Sir Titus Trot along the flat, even towpath. Perfect for all abilities, it tends to sell out very quickly.

  • 52 km trail running
Who doesn't know and love The Fraggles! Come and join in the Fraggle 50K Run and earn a medal based on the adorable little creatures!
  • Sun 29 Mar
  • £17-£29
Durham, County Durham, UK

Fraggle Run | North | 50K

Who doesn't know and love The Fraggles! Come and join in the Fraggle 50K Run and earn a medal based on the adorable little creatures!

  • 50 km trail running
  • Sat 7 Mar
  • £72
Bedford, Bedfordshire, UK

Harrold-Odell Country Park Trail Run | 50K

  • 50 km trail running
  • Sat 7 Mar
  • £58-£95
Dunbar, East Lothian, UK

The John Muir Way 50K Ultra

  • 50 km multi terrain running
  • Sat 7 Mar
  • £69
Amersham, Buckinghamshire, UK

Humanity Direct Amersham Ultra | Ultra

  • 50 km trail running
  • Sat 21 Mar
  • £57-£59
Welwyn Garden City, Hertfordshire, UK

London Lea Valley Ultra

  • 50 km road running
  • Sat 21 Mar
  • £34
Manchester, Greater Manchester, UK

The Ultra Loop - Heaton Park

  • Ultra run
  • Sun 22 Mar
  • £60
Manchester, Greater Manchester, UK

Canalathon-Ultra Running Festival | 50K

  • 50 km road running + 189 m ascent
  • Sun 29 Mar
  • £78-£80
Arundel, West Sussex, UK

Springtide 50K

  • 50 km trail running

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