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50K ultra runs in South East

Find 50k ultra runs in South East in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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Come and join the day of running and aim to complete an ultra within the 6-hour time limit on an out-and-back route along the River Thames, then receive a medal and goody bag at the finish!
  • Wed 31 Dec
  • £33-£35
Egham, Surrey, UK

River Thames Run | Ultra Marathon

Come and join the day of running and aim to complete an ultra within the 6-hour time limit on an out-and-back route along the River Thames, then receive a medal and goody bag at the finish!

  • Enter online
  • Traffic free
  • Age 20 & over
  • 32 miles trail running
Kick off the year with a motivating run—5K, marathon, or 50K! Shake off festive indulgence, spark your New Year’s resolutions, and embrace the challenge together and start strong this day.
  • Thu 1 Jan 2026
  • £23-£35
Staines, Surrey, UK

New Years Day Run | 50K

Kick off the year with a motivating run—5K, marathon, or 50K! Shake off festive indulgence, spark your New Year’s resolutions, and embrace the challenge together and start strong this day.

  • Enter online
  • Age 20 & over
  • 50 km trail running
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!
  • Sat 10 Jan 2026
  • £23-£35
Staines, Surrey, UK

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
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!
  • Sat 24 Jan 2026
  • £23-£35
Staines, Surrey, UK

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
Come and join in The Highland Hotfoot because who doesn't love those furry Highland Cows and therefore want a medal of them!
  • Sat 7 Feb 2026
  • £23-£35
Staines, Surrey, UK

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
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?
  • Sat 14 Feb 2026
  • £23-£35
Staines, Surrey, UK

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
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!
  • Sat 21 Feb 2026
  • £23-£35
Staines, Surrey, UK

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
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.
  • Sun 22 Feb 2026
  • £23-£35
Staines, Surrey, UK

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
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!
  • Sat 28 Feb 2026
  • £23-£35
Staines, Surrey, UK

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
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 2026
  • £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!

  • Enter online
  • Flat
  • Traffic free
  • Age 20 & over
  • 50 km 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 2026
  • £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?

  • Enter online
  • Flat
  • Traffic free
  • Age 20 & over
  • 50 km trail running
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 2026
  • £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?

  • Enter online
  • Flat
  • Traffic free
  • Age 20 & over
  • 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 2026
  • £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!

  • Enter online
  • Flat
  • Traffic free
  • Age 20 & over
  • 50 km road running
"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 2026
  • £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!

  • Enter online
  • Age 20 & over
  • 50 km trail running
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!
  • Thu 2 Apr 2026
  • £23-£35
Egham, Surrey, UK

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!

  • Enter online
  • Age 20 & over
  • 50 km trail running
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!
  • Fri 3 Apr 2026
  • £23-£35
Egham, Surrey, UK

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!

  • Enter online
  • Age 20 & over
  • 50 km trail running
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!
  • Sat 4 Apr 2026
  • £23-£35
Staines, Surrey, UK

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!

  • Enter online
  • Age 20 & over
  • 50 km trail running
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!
  • Sun 5 Apr 2026
  • £23-£35
Staines, Surrey, UK

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!

  • Enter online
  • Age 20 & over
  • 50 km trail running
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!
  • Mon 6 Apr 2026
  • £23-£35
Staines, Surrey, UK

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!

  • Enter online
  • Age 20 & over
  • 50 km trail running
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!
  • Sat 11 Apr 2026
  • £23-£35
Staines, Surrey, UK

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!

  • Enter online
  • Flat
  • Traffic free
  • Age 20 & over
  • 50 km trail running
Not made it into The London Marathon but still fancy getting a super awesome medal based on the iconic race set in the capital city? Come and enjoy a 50K instead!
  • Sat 18 Apr 2026
  • £23-£35
Staines, Surrey, UK

The London Run | 50K

Not made it into The London Marathon but still fancy getting a super awesome medal based on the iconic race set in the capital city? Come and enjoy a 50K instead!

  • Enter online
  • Flat
  • Traffic free
  • Age 20 & over
  • 50 km trail running
This Bank Holiday event is run 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.
  • Mon 4 May 2026
  • £16-£27
Staines, Surrey, UK

Bank Holiday Madness May

This Bank Holiday event is run 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.

  • Families
  • Beginner-friendly
  • Event village
  • All ages
  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
Come and join the Spring 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!
  • Sun 10 May 2026
  • £23-£35
Staines, Surrey, UK

The Spring Lucky Dip Run | 50K

Come and join the Spring 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
  • Flat
  • Traffic free
  • Age 20 & over
  • 50 km trail running
Come and celebrate 50 years since the release of the iconic Rocky film! Have you got the Eye of The Tiger, the guts to get the glory and the will to rise up to the challenge and run 50K?
  • Sat 16 May 2026
  • £23-£35
Staines, Surrey, UK

Rocky at 50 Run | 50K

Come and celebrate 50 years since the release of the iconic Rocky film! Have you got the Eye of The Tiger, the guts to get the glory and the will to rise up to the challenge and run 50K?

  • Enter online
  • Flat
  • Traffic free
  • Age 20 & over
  • 50 km road running
Who remembers the character Strawberry Shortcake and all her adorable friends like Orange Blossom and Lemon Meringue?! Here's your chance for a medal of her for your 50K!
  • Sat 6 Jun 2026
  • £23-£35
Staines, Surrey, UK

Strawberry Shortcake Scamper | 50K

Who remembers the character Strawberry Shortcake and all her adorable friends like Orange Blossom and Lemon Meringue?! Here's your chance for a medal of her for your 50K!

  • Enter online
  • Flat
  • Traffic free
  • Age 20 & over
  • 50 km road running

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