Fixed timed runs in the UK
Search by month
Search by place
London
South East
South West
East of England
East Midlands
West Midlands
Yorkshire
North East
North West
Scotland
Wales
Northern Ireland
Jersey
Fixed time runs in 2025
Don't sweat the distance, just run as much as you can for a set time.
- Fri 2 May
- £90-£102
- Entries close soon
The 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
- Sat 10 - Sun 11 May
- £92.50-£145
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
- Sun 18 May
- £31-£36
The Birthday Run
Zig Zag Running is 5 years old this month so why not come along and celebrate?! You are promised lots of cake!
- Multi-terrain run 2
- Sat 24 - Sun 25 May
- £34-£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
- + 1 more race
- Sun 1 Jun
- £35.50-£37.50
Circuit Du Sore Legs | Part Cinq | 6 Hour Challenge
In its fifth year! Come take on the challenge of the track at Wodson Park. Do you have it in you to complete your distance on a 400-metre athletics track?
- 6 hrs track and field
- Sat 7 - Sun 8 Jun
- £85-£120
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?
- 24 hrs multi terrain running
- Sat 7 - Sun 8 Jun
- £90-£110
Conquer24 | The Ultimate 24 Hour Trail Festival
An incredible running adventure! Whether you're a total newbie or a seasoned pro, challenge yourself as a solo runner, in pairs or part of a team of up to 12 runners and see how far you can go?
- 24 hrs trail running
- Sat 28 Jun
- £23-£37.50
Cock-a-doodle Dawdle
Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.
- Multi-terrain run 2
- Sat 28 - Sun 29 Jun
- £85-£120
Endure24 | Leeds
The north'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?
- 24 hrs multi terrain running
- Sat 5 Jul
- £50-£100
ATW Odyssey12
The ATW Odyssey 12hr Run is more than just a running event, its a journey of self-discovery through the beautiful multi-terrain footpaths around St Neots.
- 12 hrs trail running
- Sun 6 Jul
- £31-£36
Summer Ready Run
Back to Ferry Meadows Country Park for another 4 or 6-hour running challenge! Run as much as you want through the forest on a multi-terrain loop. Run, rest, then head out for some more.
- Multi-terrain run 2
- Sun 6 Jul
- £24-£38
Blacksheep 3 and 6-hour Challenge
Three or six-hour lapped challenge over 3.55 miles in the beautiful town of Masham where you'll come in to a bespoke medal and all things Black Sheep at the finish line.
- Multi-terrain run 2
- Sat 12 - Sun 13 Jul
- £121.99-£251.99
Black Diamond Yr Wyddfa Snowdon24
Yr Wyddfa (Snowdon) is the highest mountain in England and Wales. Your challenge is to ascend and descend as many times as possible in 24 hours - solo or as a relay team.
- 24 hrs trail running
- Sun 13 Jul
- £31-£36
SunTime RunTime
It's summer time so come join a loop or two at the lovely Brandon Country Park through the heart of Thetford Forest!
- Multi-terrain run 2
- Sun 20 Jul
- £53-£55
Revesby Running Festival | Challenge The Estate
A new and totally unique running challenge where you aim to run 10 x 5K laps which get faster the more you complete. How far can you go?
- 1 day trail running
- Sat 9 - Sun 10 Aug
- £80-£85
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
- Sat 16 Aug
- £59.95-£379.95
Moel Famau 12 & 24hr Challenge
This challenge involves a beautiful 7.2km loop being used, which will test you with it's 500m of ascent each time, with competitors completing as many laps of this as possible in 12 or 24 hours.
- Fixed time runs 2
- Fri 5 Sep
- £92.50-£295
The Dee Way 120
This new Ultra distance event urges you to get to know this river and the great, varied country which accompanies it.
- Fixed time runs 2
- Sun 7 Sep
- £31-£36
FEAR (Forget Everything And Run)
Run as far as you can during the 4 or 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.
- Multi-terrain run 2
- Sat 13 Sep
- £33-£38
Easier Said Than Run
Run as far as you can during the 4 or 6-hour event through the lovely Bawsey Country Park on a multi-terrain loop. Run, rest, then head out for more.
- Multi-terrain run 2
- Sun 26 Oct
- £31-£36
Pumpkin Plod
This Halloween, run as far as you can during the 4 or 6-hour event through Ferry Meadows, one of the largest country parks in the region, on a multi-terrain loop. Run, rest, then head out for more.
- Multi-terrain run 2
- Sun 9 Nov
- £31-£36
Remembrance Run
Back to Ferry Meadows Country Park for a 4 or 6-hour remembrance running challenge! Run as much as you want through the forest on a multi-terrain loop. Run, rest, then head out for some more.
- Multi-terrain run 2
- Sat 22 Nov
- £31-£36
Turkey Trot
Run as far as you can during the 4 or 6-hour event through the lovely Suffolk countryside on a multi-terrain loop. Run, rest, then head out for more.
- Multi-terrain run 2
- Sun 30 Nov
- £31-£36
St Andrews Day Challenge
The patron saint day of St Andrews falls on a weekend so there's now an event to support it! Run for as long as you can, rest, then head out for some more.
- Multi-terrain run 2
- Sun 14 Dec
- £31-£36
Twas The Run Before Christmas
Run as far as you can during the 4 or 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, head out for more and enjoy some festive fun!
- Multi-terrain run 2
- Sun 11 Jan 2026
- £32-£38
WTF Where's The Finish?
Run as far as you can during the 4 or 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.
- Multi-terrain run 2
- Sun 8 Feb 2026
- £32-£39
Run for Cake
Back to Ferry Meadows Country Park for another 4 or 6-hour running challenge! Run as much as you want through the forest on a multi-terrain loop. Run, rest, then head out for some more.
- Multi-terrain run 2
- Sat 21 Mar 2026
- £27-£38
Moo-rathon, Calf and Hen K
Marathon, Half and 10K! Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.
- Multi-terrain run 2