Fixed timed runs in UK

• Sat 18 Apr
• £23-£35

The London Run | Time Challenge

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 7-hour Time Challenge instead!

• 7 hrs trail running

• Sun 19 Apr
• £33-£38

The Roman Ramble | Ultra Marathon

A relaxed, lap-based trail ultra through picturesque countryside, giving you complete control over your distance — perfect for beginners, returning runners or those chasing longer goals.

• 6 hrs trail running

• Sun 26 Apr
• £37.50-£39.50

London Calling

Missed out on the London Marathon Ballot? No probem! 'London Calling' is the special 'Not London' event!

• 7 hrs multi terrain running + 33 ft ascent

• Sun 26 Apr
• £22-£35

The Nearly But Not Quite London Marathon | Wales | Time Challenge

Didn't get a ballot entry into The London Marathon? Don't panic, come and experience this 7-hour Time Challenge instead and earn a fantastic London-themed medal!

• 7 hrs trail running

• Fri 1 May
• £100-£102

Portland Pig BackYard Ultra

4.167 miles on the hour, every hour, until the there is only one left standing. Have you got what it takes for just one more loop?

• 1 day multi terrain running

• Mon 4 May
• £20-£27

Bank Holiday Madness May | Time Challenge

Welcome to a 7-hour running event for Bank Holiday Monday where you can run as far as you can in 7 hours at your own pace on a scenic route, with fuel stations each lap, and a medal and goody bag!

• 7 hrs trail running

• Sat 9 - Sun 10 May
• £95.50-£155.50

24 Hours South | The Offa's Dyke Ultra

The finish line is unique to you: 24 hours after the mass start, the race shall stop and the Solo Runners and Teams furthest South on the National Trail, shall be declared winners.

• 24 hrs trail running + 8561 ft ascent

• Sun 10 May
• £23-£35

The Spring Lucky Dip Run | Time Challenge

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!

• 7 hrs trail running

• Sat 16 May
• £23-£35

Rocky at 50 Run | Time Challenge

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 for 7 hours?

• 7 hrs road running

• Sun 17 May
• £37.50-£39.50

SoBo Series | Volume 3 | Good Vibrations

Set along the beachfront promenade at Southbourne (SoBo), choose your own distance from 5K to ultra, along this flat, tarmacked, lapped route suitable for all abilities.

• 7 hrs road running

• Thu 21 May
• £16-£135

Dun Holm Challenge | Day 1

Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this is the run for you! Themed medal too!

• Trail run
• 5K run
• 10K run
• Half marathon
• Marathon
• + 4 more races

• Fri 22 May
• £17-£29

Dun Holm Challenge - Day 2 | Time Challenge

Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this looped 7-hour test is for you! Durham-themed medals too.

• 7 hrs trail running

• Sat 23 - Sun 24 May
• £33-£165

Farmmageddon

Can you survive Farmmageddon? You have 32 hours to complete 100 miles over a fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm. 24-hour or shorter distance options too.

• 5K run
• 10K run
• Half marathon
• Marathon
• Ultra run 2
• + 2 more races

• Sat 23 May
• £17-£29

Dun Holm Challenge | Day 3 | Time Challenge

Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this looped 7-hour test is for you! Durham-themed medals too.

• 7 hrs trail running

• Sun 24 May
• £17-£29

Dun Holm Challenge | Day 4 | Time Challenge

Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this looped 7-hour test is for you! Durham-themed medals too.

• 7 hrs trail running

• Mon 25 May
• £17-£29

Dun Holm Challenge | Day 5 | Time Challenge

Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this lapped 7-hour test is for you! Durham-themed medals too.

• 7 hrs trail running

• Sat 30 May
• £22-£35

Rocky at 50 Run | Wales | Time Challenge

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 for 7 hours?

• 7 hrs road running

• Sun 31 May
• £36-£38

Circuit Du Sore Legs | 6 Hour Challenge

In its sixth year! Come take on the challenge of the track at Wodson Park. How far can you run in 6 hours on a 400-metre athletics track?

• 6 hrs track and field

• Sat 6 Jun
• £80-£130

Suffolk Back Yard Ultra Festival

Push your limits at the highly competitive Summer Suffolk Backyard Ultra — run 4.167 miles every hour, on the hour, until only one runner remains standing.

• Fixed time runs 2
• Ultra run

• Sat 6 - Sun 7 Jun
• £95-£105
• Team places only

Endure24 | Reading

The UK’s favourite 24-hour trail race! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the iconic course as you can. How far can you go in 24 hours?

Team places only

• 24 hrs multi terrain running

• Sat 6 Jun
• £23-£35

Strawberry Shortcake Scamper | Time Challenge

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 Time Challenge!

• 7 hrs road running

• Sun 7 Jun
• £23-£35

The Summer Lucky Dip Run | Time Challenge

Come and join the Summer 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!

• 7 hrs road running

• Sat 13 - Sun 14 Jun
• £90-£225

Run Sandringham 24

A major event in the East Anglian running calendar, attracting a large field of runners of all abilities to the winter residence of The Royal Family, to run a 24-hour race around the estate.

• 24 hrs trail running

• Sun 14 Jun
• £23-£35

Labyrinth 40th Anniversary Run | Time Challenge

Come and celebrate the 40th anniversary of the iconic film released in 1986! A cult classic from the 80s, one of Charlotte's favourite films, and who doesn't love David Bowie as the Goblin King!

• 7 hrs road running

• Sun 21 Jun
• £17-£29

Lord of The Run | North | Time Challenge

Come and join in for Lord of The Run Time Challenge! Whether you love the series of books and the film franchise or you just fancy a run along the beautiful River Wear, then this is the event for you!

• 7 hrs trail running