Ultra marathons are any run longer than a marathon (26.2 miles or 42.2 km) - the most common distances are 50K, 100K and 100 miles. Despite this, distance is not always the key challenge with ultra runs - the total ascent gives a much better indication of how hard it will be. Select a specific distance, your location for ultra runs in your area or scroll down to browse events.
Featured events are listed below - select a month/region or the map view to see all events.
A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
A Halloween-themed running event you won't want to miss, bringing together runners of all abilities to share memories in what they love to do. Reach the finish to enjoy tasty Halloween treats.
Welcome to the Fireworks Festival of Running! Come and tackle the 400 metre athletics track for 12 hours and see how far you can go!
Welcome to the Fireworks Festival of Running! Come and tackle the 400 metre athletics track for the festival's ultimate goal of 50 miles in 12 hours! Have you got what it takes?
Welcome to the Fireworks Festival of Running! Come and tackle the track to see whether you can complete more than a marathon over multiple laps of the 400m circuit.
Welcome to the Fireworks Festival of Running! Come and tackle the track to see whether you can keep going for 6 hours doing laps of the 400m circuit - a physical and mental test of stamina.
Welcome to the Fireworks Festival of Running! Come and tackle the track to see whether you can complete more than a marathon over multiple laps of the 400m circuit.
Welcome to the Fireworks Festival of Running! Come and tackle the track to see whether you can keep going for 6 hours doing laps of the 400m circuit - a physical and mental test of stamina.
A trail running extravaganza over a beautiful lapped 6.5-mile course from Knaresborough centre through parkland then into beautiful countryside with an awesome medal at the finish line.
Back to Ferry Meadows Country Park for a remembrance ultra run! Run over a marathon through the forest on a multi-terrain loop. Run, rest, then head out for some more.
Multi terrain trail running through the glorious trails surrounding Kirkstall Abbey in Leeds including the beautiful River Aire and Bramley Fall Park for runners of all stripes with a bespoke medal.
A new challenge covering 69km from Glamis Castle to Scone Palace along stunning trails with beautiful hilltop views with chilli, hot pudding and medal for all finishers!
A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
It's December, so what better way to start the month than with a Christmas event? Come to the Suffolk Running Centre and follow the Windmill Way route then join the finish line festivities!
A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
Happy New Year Run along the flat and even Leeds and Liverpool Canal towpath - perfect for runners of all abilities, from novices to ultra PB chasers!
It's New Year! So what better way to start the year than with an ultra? Come to the Suffolk Running Centre and follow the Windmill Way route for over a marathon distance up to the 7-hour cut off.
A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
This event is a huge favourite among the trail running community selling with lovely scenery, challenging hills and a little bit of mud it encompasses everything trail.
A trail ultra that is flat and fast and perfect for a PB and also brilliant for a first-timer or the runner who wants to do their own pace plus bespoke medal and finish line treats.
A trail ultra that is flat and fast and perfect for a PB and also brilliant for a first-timer or the runner who wants to do their own pace plus bespoke medal and finish line treats.
A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
Six pretty 5-mile loops through a lovely country park (a former colliery) on good paths with challenging hills to earn your bespoke medal and finish line treats.
In 2023 we had St George's, in 2024 we had St Patrick's so why not come along to St David's Day Challenge with a one-off medal that you will want to add to your collection?
Take on a 6-lap 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.
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.
Fast, flat, PB-grabbing event on good trail and canal towpath with a bespoke medal and treats at the finish line.
Enjoy a trip up the Leeds and Liverpool Canal this spring over a range of distances, all along the flat and even towpath. This event is perfect for runners of all abilities.
A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
This trail running extravaganza funnels participants through a beautiful multi-lap route. Make sure to collect your awesome finishers medal too.
Join Zig Zag Running at the beautiful Haughley Park for the Haughley Festival of Running and join like-minded runners tackling more than marathon distance on paths and trails.
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.
A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
On the same day as the London Marathon, why not come along to The "Other" Run? Complete the distance of your choice over 26.2 miles up to the 7-hour cut off and earn a Zig Zag medal too.
Walk, jog or run the stunning coastal paths of the Isle of Wight for a great charity cause, from the base camp at Chale, visiting historic Cowes and the iconic Needles en route.
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon on the same day was previously rated one of the top UK marathons.
An ultra run to the south coast with top reviews, amazing scenery, wonderful trails and rolling downs before reaching the promenade finish line for your ice cream and medal!
The circular 35 mile ultra is a registered UTMB index race with 20.2 miles of cross country trails and 14.3 miles on road through wonderful countryside. Fully tracked and interactive
Walk, jog or run along the fabulous UNESCO World Heritage coastline for charity, starting at the picturesque Corfe Castle, with a range of distances to suit all abilities and full support too.
The ultra is graded ‘very hard’ and one to get into your ultra running calendar if you’re looking for UTMB index runs where you can bag points. Includes Full Weekend Festival Ticket in the price!
Race around 6 loops in Bronte Country on the spectacular Moors surrounding Haworth, West Yorkshire with a bespoke medal, goodies and treats for all finishers.
Walk, jog or run along the capital to coast route for charity, with a range of distance options available and superb support all the way, for all abilities and experience levels.
Can you survive Farmmageddon? Run an ultra over a fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
Can you survive Farmmageddon? Run, jog or walk a fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend for 24 hours and see how far you can go.
Can you survive Farmmageddon? Held over 32-hours, runners will cover the fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm and receive a t-shirt, buckle and medal to prove it!
A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
Rothwell Cakeathon takes place within Rothwell Park - a race that ends with cake. Collect your cake, your finisher's medal and enjoy the beautiful Rothwell Park.
Take on 100 historic miles across the beautiful Southern Upland Way - one of the greatest trails in the UK. Ultrarunners will tackle several ascents, pass through forests, valleys and by lochs.
Take on 50 historic miles across the beautiful Southern Upland Way - one of the greatest trails in the UK. Ultrarunners will tackle several ascents, pass through forests, valleys and by lochs.
Take on England’s finest countryside for charity, at your own pace, with stunning views en-route. With distances from 10km right up to 100km there’s a Lake District Challenge for everyone!
Take on this fast and flat summer extravaganza along with the Leeds to Liverpool canal. These out-and-back routes are perfect for all participants looking to run further in a friendly atmosphere.
Run or hike the UK's most iconic ultramarathon and conquer 70 miles in 26 hours over a fully waymarked journey through Hadrian's Wall country. Ideal first ultra.
Test yourself for charity in the rolling hills of the Cotswolds featuring the Cotswold Way, trails and fabulous views, with routes from 10km right up to 100km there’s something for everyone!
A coastal trail ultra through the ancient village of Bosham towards Chichester Harbour with panoramic views of this AONB, to finish at the fantastic basecamp with food and bars.
Take on the full 100K Race to the King ultra marathon challenge in one go. Fully supported through day and night on a route combining castles and coastal scenery.
Head through the historic town of Arundel and witness the impressive Arundel Castle as you meander along the River Arun, across the South Downs in breathtaking surroundings.
From the idyllic basecamp hub in Bakewell, charity challengers will head into the fabulous Peak District National Park on a route from 10 miles right up to the full 100km with full support!
A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
Take on the first half of the UK's favourite ultramarathon and wander through woodland before coming down into the renowned ‘field of dreams’, to finish at the fantastic basecamp with food and bars.
Take on the full 100K Race to the Stones ultramarathon in one go. Fully supported through day and night on an incredibly scenic and historic route.
Take on the full 100K Race to the Stones ultramarathon with an overnight stop at the all-inclusive Basecamp, meaning a good nights' sleep in between the 50K stints.
Take on the full Race to the Stones 100K ultramarathon over two days, making your own arrangements for overnight accommodation at the halfway point.
Starting from Basecamp, race 50K to complete the second day of Race to the Stones through the North Wessex Downs to the finish line at the incredible Avebury Stone Circle.
Enjoy a trip up the Leeds and Liverpool Canal this summer, all along the flat and even towpath. This event is perfect for runners of all abilities.
A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
The ultra follows a 48-mile route around the entire coast of Jersey in an anti-clockwise direction! Beautiful scenery, rare wildlife, and friendly runners are par for the course.
Challenge yourself for charity on the famous coastal path and Exmoor from the base camp in the shadows of Dunster Castle with distances from 10K right up to 50km there's something for everyone!
Enjoy a summer run in Bingley this year through stunning Yorkshire countryside over a variety of terrain including sections of towpath, woodland and fields to finish with lots of lovely goodies.
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.
A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
The South Downs National Park is a superb backdrop for a real charity challenge featuring Beachy Head, the Seven Sisters and the South Downs Way with a choice of distances from 25km right up to 100km!
England’s greatest river provides a fantastic backdrop for an unforgettable 'festival' charity challenge weekend, with distances from 10km right up to 100km there’s a Thames Challenge for everyone!
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon course was previously rated one of the top UK marathons.
Celebrating the unique valleys of the Lake District which are part of the UNESCO World Heritage Site status, by linking them together with spectacular trail and ultra routes for you to enjoy!
Celebrating the unique valleys of the Lake District which are part of the UNESCO World Heritage Site status, by linking them together with spectacular trail and ultra routes for you to enjoy!
Celebrating the unique valleys of the Lake District which are part of the UNESCO World Heritage Site status, by linking them together with spectacular trail and ultra routes for you to enjoy!
A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
Guides, tips and advice on running an ultra marathon.
Introducing the 13 Valleys Ultra plus the event's shorter distance options, helping you to push your limits and get involved!
To celebrate Global Running Day, we're rounding the best unsung marathons, half marathons and more in the UK!
Take on an epic endurance challenge with one of the most popular ultra runs in the UK, from traditional fell runs to the UTMB World Series!
Ultra marathons are some of the greatest tests of endurance on the planet and yield unforgettable experiences - if you're well prepared.
Select your location for ultra marathons in your area.
