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.
MDS Legendary - 39th Edition. A sublime and mythical desert crossing of 250km over 6 stages, to be completed by running or walking. Charity places for 2025 now available.
Make it an active Easter and support a great charity cause, from Windsor Racecourse on looped routes through the Great Park with fantastic views of the castle, to Runnymede along the Thames Path.
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.
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.
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.
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!
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!
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.
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.
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!
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!
Select your location for ultra marathons in your area.