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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Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sat 10 Jan
- £23-£35
The Rise From The Ashes Run | South | 50K
Come and get involved in this Rise From The Ashes Run at The Last Hop in Staines, as long as you complete at least 3km you will be rewarded with one of the incredible phoenix medals!
- Enter online
- Age 20 & over
- 50 km trail running
- Sun 18 Jan
- £17-£29
The Rise From The Ashes Run | North | 50K
Come and get involved in this Rise From The Ashes Run in Durham, as long as you complete at least 5km you will be rewarded with one of the incredible phoenix medals!
- Enter online
- Age 20 & over
- 50 km trail running
- Sat 24 Jan
- £23-£35
The Winter Lucky Dip Run | 50K
Come and join in Winter Lucky Dip Run, there is no set medal for this race, instead, you will get to choose your own from a selection of medals from past events!
- Enter online
- Age 20 & over
- 50 km trail running
- Sat 24 Jan
- £22-£35
Spice Up Your Run | Wales | 50K
If you're looking to spice up your run or you need some running like you've never needed running before, then this is the event for you! Come and celebrate all things Spice Girls!
- Enter online
- Age 20 & over
- 50 km trail running
- Sat 7 Feb
- £23-£35
The Highland Hotfoot | 50K
Come and join in The Highland Hotfoot because who doesn't love those furry Highland Cows and therefore want a medal of them!
- Enter online
- Age 20 & over
- 50 km trail running
- Sat 14 Feb
- £26-£28
Hull Culture Run I | Ultra Marathon
Welcome to a 6-hour timed running event where you can run an ultra marathon at your own pace on an out-and-back route, with fuel stations each lap, and a Rhino medal and goody bag at the finish.
- Enter online
- Age 20 & over
- 32 miles trail running + 2422 ft ascent
- Sat 14 Feb
- £23-£35
The Racoon Rocket Run | 50K
Come and join The Racoon Rocket Run 50K and earn yourself a beautiful medal with an adorable picture of a fluffy raccoon on it! What more could you ask for?
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km trail running
- Sun 15 Feb
- £16-£29
Smurf Run | North
Come and join in Smurf Run, who doesn't love those little blue characters and therefore a medal reflecting how adorable they are!
- Families
- Beginner-friendly
- Event village
- All ages
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 21 Feb
- £23-£35
The Rubber Ducky Dash | 50K
For this 50K ultra, not only will you earn a super cute rubber duck themed medal, but also your very own rubber ducky to take home with you!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km trail running
- Sun 22 Feb
- £22-£34
The Doughnut Dash | Northampton | 50K
Come and join The Doughnut Dash 50K! At this event you can earn yourself a super fun medal along with some doughnuts at the finish line to celebrate your achievement!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km trail running
- Sun 22 Feb
- £23-£35
The Wacky Run | 50K
Time to get nostalgic with the Wacky Run! I'm sure a lot of us can remember this fun cartoon and some of the crazy characters such as Dick Dastardly and Muttley, Penelope Pitstop and The Ant Hill Mob.
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km road running
- Sat 28 Feb
- £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.
- Chip timing
- Enter online
- Hilly
- Age 21 & over
- 30 miles trail running + 1572 ft ascent
- Sat 28 Feb
- £23-£35
The Giraffe Gallop | 50K
There's another animal inspired event for you, the featured animal this time is a giraffe! The medal, as always, is incredible and definitely one to add to your animal collection!
- Enter online
- Age 20 & over
- 50 km trail running
- Sun 1 Mar
- £22-£35
St Davids Day Dragon Run | 50K
Come and get involved in the second St David's Day 50K Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!
- Enter online
- Traffic free
- Age 20 & over
- 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!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 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.
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 21 & over
- 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?
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km trail running
- Sun 15 Mar
- £24-£38
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!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km road running
- 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?
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 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?
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 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!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km road 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.
- Age 18 & over
- Trail run
- 50K ultra run
- 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!
- Enter online
- Age 20 & over
- 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.
- Chip timing
- Enter online
- Flat
- Age 21 & over
- 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!
- Enter online
- Age 20 & over
- 50 km trail running