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.
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.
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?
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 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.
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!
Taking in the two Munro summits of Cairn a Chlamain and Ben Dearg along with Glen Tilt and the vast forests of Blairuachdair, the Full Tilt Ultra has it all. Are you up to the challenge?
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.
An incredible 24-hour 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.
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.
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.
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 original Snowdonia Ultra Marathon. A beautiful route boasting stunning views, a hearty ascent of Yr Wyddfa (Snowdon) and a thrilling 7km descent to a heroes' welcome at the finish line!
Starting in Lewknor, this event presents a varied and scenic route steeped in history. Crossing England’s longest river at the halfway mark, the course finishes at the iconic Lattin Down basecamp.
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.
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.
Sticking to higher ground, you'll pass through a surprisingly isolated stretch of southern England and enjoy dramatic views before finishing with the full 100K at the awesome Avebury Standing Stones.
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.
10 running events in 10 days in the beautiful Suffolk countryside! Run 5K, 10K, Half Marathon, Marathon or an Ultra every day for 10 days in this unique endurance challenge!
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.
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.
Your race, your pace, your distance! Ultra runners will explore The Clover Route which is on road and receive a special bespoke medal too.
A stunning ultra trail race taking in the South West Coast Path on a fully-marked route with chip timing and medals for all plus an uplifting festival vibe!
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.
Your race, your pace, your distance! Utilising the Gallops route at the amazing Suffolk Running Centre which takes you through to Newmarket so you may get to see the race horses in training!
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.
On foot from the very top of the Lake District to the very bottom via the stunning Helvellyn Ridge and the western shoreline of Lake Windermere. Not easy but certainly spectacular!
Test yourself on an ultramarathon - one of the most poignant challenges of the year - to honour the servicemen and women who have sacrificed so much for our nation.
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.
