50K ultra runs in UK
Find 50k ultra runs in UK in 2026/2027 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Fri 6 Mar
- £15-£27
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
- Sat 7 Mar
- £23-£35
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
- Sun 8 Mar
- £23-£35
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
- Sat 14 Mar
- £54-£56
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
- Sat 14 Mar
- £23-£35
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
- Sun 15 Mar
- £25-£39
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
- Sat 21 Mar
- £54-£56
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
- Sat 21 Mar
- £23-£35
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
- Sat 21 Mar
- £22-£34
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
- Sun 22 Mar
- £25-£40
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
- Sun 22 Mar
- £22-£34
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
- Sat 28 Mar
- £49
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
- Sat 28 Mar
- £139
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
- Sat 28 Mar
- £23-£35
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
- Sun 29 Mar
- £54-£56
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
- Sun 29 Mar
- £17-£29
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
- Thu 2 Apr
- £23-£35
Eggcellent Easter Orange Run | 50K
Come and join the day of running and aim to complete 50K at your own pace on a scenic course then receive a fantastic Easter egg themed medal and goody bag at the finish!
- 50 km trail running
- Fri 3 Apr
- £23-£35
Eggcellent Easter Pink Run | 50K
The Eggcellent Easter Pink Run is the second event in the five-day series where you can earn the fantastic easter egg medal in pink!
- 50 km trail running
- Sat 4 Apr
- £23-£35
Eggcellent Easter Green Run | 50K
The Eggcellent Easter Green Run is the third event in the five-day series where you can earn the fantastic easter egg medal in green!
- 50 km trail running
- Sun 5 Apr
- £23-£35
Eggcellent Easter Purple Run | 50K
The Eggcellent Easter Purple Run is the fourth event in the five day series where you can earn the fantastic easter egg medal, this time in purple!
- 50 km trail running
- Mon 6 Apr
- £23-£35
Eggcellent Easter Blue Run | 50K
The Eggcellent Easter Blue Run is the fifth and final event in the five day series where you can earn the fantastic easter egg medal, this time in blue!
- 50 km trail running
- Sat 11 Apr
- £23-£35
Love it or Hate it Run | 50K
Whether you are in the love it or hate it camp, I think we can all agree that the 50K medal is super cute and definitely one which you need to add to your collection!
- 50 km trail running
- Sun 12 Apr
- £19-£34
The Dashing Dog Charity Run | North | 50K
Come and join the Dashing Dog Charity run along the picturesque River Wear. Not only is the scenery beautiful but you will earn one of these awesome medals for your 50K!
- 50 km trail running
- Fri 17 Apr
- £15-£27
Midweek Medal Madness Run April | 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
- Sat 18 Apr
- £139
Windsor 50 Ultra Challenge | 50km
Get active after Easter on a 50km challenge from Windsor Racecourse on looped routes through the Great Park with fantastic views of the castle, to Runnymede along the Thames Path.
- 50 km trail running + 320 m ascent