50K ultra runs in UK
Find 50k ultra runs near me in UK for 2025/2026 - search by date or place, display on a map or use the advanced search to find your perfect race.
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Click an event for full event details, location, route, sustainability, what's included and how to enter.
- Sat 12 Jul
- £94.99-£104.99
- Sat 12 Jul
- £94.99-£104.99
XTERRA Snowdonia Ultra Trail Marathon Eryri
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!
- Chip timing
- Enter online
- Mountainous
- Age 20 & over
- 57 km trail running + 7257 ft ascent
- Sat 12 Jul
- £139
- Sat 12 Jul
- £139
North Downs 50 Ultra Challenge | 50km
Join a mid-summer North Downs 50 Challenge! This looped route is set in an area of outstanding natural beauty of the Surrey Hills, taking in chalk ridges and ancient woodlands.
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 18 & over
- 50 km trail running + 830 m ascent
- Sat 12 Jul
- £90-£180
- Sat 12 Jul
- £90-£180
Race to the Stones | Day One | Thames Valley 50K
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.
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 18 & over
- 50 km trail running + 710 m ascent
- Sat 12 - Sun 13 Jul
- £121.99-£251.99
- 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.
- Chip timing
- Enter online
- Mountainous
- Relay
- Age 18 & over
- 24 hrs trail running + 3182 ft ascent
- Sun 13 Jul
- £90-£180
- Sun 13 Jul
- £90-£180
Race to the Stones | Day Two | Ridgeline 50K
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.
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 18 & over
- 50 km trail running + 630 m ascent
- Sat 19 - Sun 20 Jul
- £139
- Sat 19 - Sun 20 Jul
- £139
Gower Peninsula Ultra Challenge | 2nd Half 50K | Gower East Loop
A 50km eastern loop featuring Bantam Bay, Caswell Bay, Mumbles Head, the ‘Mumbles’ sand and mud, Clyne Wood, Gowerton and the Gower Way - to return for the finish line celebration and medal!
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 16 & over
- 50 km multi terrain running + 1000 m ascent
- Sat 19 Jul
- £139
- Sat 19 Jul
- £139
Gower Peninsula Ultra Challenge | 1st Half 50K | Gower West Loop
Set out from Penrice Castle on a perfect 'half' challenge featuring Oxwich Bay and its nature reserve, the Wales Coast Path, Rhossili for a picnic, coastal scenery, dunes and the Gower Way then medal!
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 16 & over
- 50 km multi terrain running + 1200 m ascent
- Sat 2 Aug
- £139
- Entries close soon
- Sat 2 Aug
- £139
- Entries close soon
South West Coast 50 Ultra Challenge | Full 50km
The 50km ultra option from Dunster Castle, along the South West Coastal Path to a picnic in Exmoor National Park with awesome views over the Bristol Channel to finish back at Minehead with a medal!
- Chip timing
- Enter online
- GPS tracking
- Hilly
- Age 18 & over
- 50 km trail running + 1600 m ascent
- Sun 31 Aug
- £55
- Sun 31 Aug
- £55
Something Wild Festival | Summit Wild Ultra
A stunning ultra trail race taking in the South West Coast Path on a fully-marked route with chip timing and eco medals for all, as part of the festival weekend!
- Chip timing
- Enter online
- Hilly
- Age 18 & over
- 50 km trail running
- Sat 13 Sep
- £139
- 17 charities
- Sat 13 Sep
- £139
- 17 charities
Thames Path Ultra Challenge | 1st Half
The first half option of the Thames Path Challenge from leafy South West London on the River Thames along the river to Hampton Court to finish at Runnymede for a big celebration finish and hot meal!
- Chip timing
- Enter online
- GPS tracking
- Flat
- Undulating
- Age 18 & over
- 50 km trail running + 200 m ascent
- Sat 13 Sep
- £60-£62
- Sat 13 Sep
- £60-£62
Bewl Water Autumn | Ultra
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.
- Chip timing
- Enter online
- Hilly
- Age 20-80
- 50 km trail running + 1500 ft ascent
- Sat 13 - Sun 14 Sep
- £139
- 17 charities
- Sat 13 - Sun 14 Sep
- £139
- 17 charities
Thames Path Ultra Challenge | 2nd Half
The second half option of the Thames Path Challenge from Runnymede along the meandering river through Cookham to Henley-on-Thames, home of the regatta, to a celebration finish and family BBQ!
- Chip timing
- Enter online
- GPS tracking
- Flat
- Age 18 & over
- 50 km trail running + 150 m ascent
- Sat 20 Sep
- £60
- Sat 20 Sep
- £60
Peak District Challenge | Bronze Challenge 50K
Take in the valleys of the dark peak and the scenic trails of the white peak and reach the highest point at 464m, with a 12-hour target time which is generous for runners and a brisk pace for hikers.
- Enter online
- GPS tracking
- Hilly
- Age 16 & over
- 50 km trail running + 1140 m ascent
- Sat 27 Sep
- £139
- 12 charities
- Sat 27 Sep
- £139
- 12 charities
Chiltern 50 Ultra Challenge | Full 50km
The full 50K route of the Chiltern 50 Ultra Challenge starts from basecamp in Henley on a loop via Greys Court, the Ridgeway, Shakespeare's Way, The Chilterns and Hambleden Village to a party finish!
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 18 & over
- 50 km trail running + 920 m ascent
- Sat 11 Oct
- £139
- 6 charities
- Sat 11 Oct
- £139
- 6 charities
Kent Downs 50 Ultra Challenge | 50km
Set in an Area of Outstanding Natural Beauty offering dramatic views, vibrant communities, a rich historic heritage, and diverse wildlife and habitats – featuring the North Downs Way National Trail.
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 16 & over
- 50 km trail running + 1000 m ascent
- Sat 11 Oct
- £95-£216
- Sat 11 Oct
- £95-£216
William Wallace 50km Ultra
You will step onto Scotland’s most storied battlefields, where warriors once fought for freedom, embarking on an epic journey through history, treading in the footsteps of legends. Are you ready?
- Enter online
- GPS tracking
- Hilly
- Fundraising optional
- Age 18 & over
- 50 km multi terrain running + 602 m ascent
- Sun 19 Oct
- £49.50
- Sun 19 Oct
- £49.50
Brenig Way 50K Trail
This regional marked footpath of 32 miles winds it's way through some beautifully remote upland scenery. Start at the town of Corwen in the Dee Valley, and follow the signage up the Dee Valley.
- Newcomers
- Enter online
- GPS tracking
- Flat
- Event village
- Rural
- Age 18 & over
- 50 km trail running + 1450 m ascent
- Sat 1 Nov
- £35.50-£37.50
- Sat 1 Nov
- £35.50-£37.50
Catherine Wheel Canter | Ultra Marathon
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.
- Chip timing
- Enter online
- Flat
- Traffic free
- Age 18 & over
- 50 km track and field
- Sat 1 Nov
- £35.50-£37.50
- Sat 1 Nov
- £35.50-£37.50
Guy Fawkes Gallop | Ultra Marathon
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.
- Chip timing
- Enter online
- Flat
- Traffic free
- Age 18 & over
- 50 km track and field
- Sun 2 Nov
- £53-£55
- Sun 2 Nov
- £53-£55
Old Mother Shipton's Soft Shoe Shuffle | Ultra Marathon
A trail running extravaganza over a beautiful 6.5-mile route from Knaresborough centre through parkland then into beautiful countryside with an awesome medal at the finish line.
- Undulating
- Age 21 & over
- 32.5 miles trail running + 1790 ft ascent
- Sat 28 Feb 2026
- £54-£56
- Sat 28 Feb 2026
- £54-£56
Capers and Canines in the Colliery | Ultra Marathon
Take on lapped 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.
- Chip timing
- Enter online
- Hilly
- Age 21 & over
- 30 miles trail running + 1572 ft ascent
- Sat 28 Mar 2026
- £49
- Sat 28 Mar 2026
- £49
Way of the Dead 50K | Way of the Dead 50K
The Way of the Dead (formerly the 'Dartmoor Traverse East to West') returns for the second year, with a 50K Dartmoor Traverse route from east to west.
- Enter online
- GPS tracking
- Age 18 & over
- 50 km trail running + 1389 m ascent
- Sat 25 Apr 2026
- £52.50
- Sat 25 Apr 2026
- £52.50
North Wales 50K
This event gives participants the opportunity to take in a runnable, beautiful route which follows the North Walian coastline between Prestatyn and Bangor.
- Chip timing
- Enter online
- GPS tracking
- Age 18 & over
- 50 km trail running + 2700 ft ascent
- Sun 10 May 2026
- £60
- Sun 10 May 2026
- £60
Shires and Spires | Ultra
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
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Age 18 & over
- 35 miles multi terrain running + 2052 ft ascent