50K ultra runs in UK
Find 50k ultra runs in UK in 2026/2027 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sat 6 Jun
- £53.50
The Llangollen 50K
A truly beautiful area of North Wales! The route uses two way-marked 15-mile linear routes either side of the river, to create a spectacular, challenging excursion in and above the valley.
- Beginner-friendly
- Enter online
- Event village
- Rural
- Age 21 & over
- 50 km trail running + 5435 ft ascent
- Sat 6 Jun
- £23-£35
Strawberry Shortcake Scamper | 50K
Who remembers the character Strawberry Shortcake and all her adorable friends like Orange Blossom and Lemon Meringue?! Here's your chance for a medal of her for your 50K!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km road running
- Sun 7 Jun
- £23-£35
The Summer Lucky Dip Run | 50K
Come and join the Summer Lucky Dip Run! There is no set medal for this race, instead, you will get to choose your own from a selection of medals from past events!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km road running
- Sat 13 Jun
- £60-£62
Bewl Water Summer | Ultra
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.
- Chip timing
- Enter online
- Hilly
- Age 20-80
- 50 km trail running + 1500 ft ascent
- Sun 14 Jun
- £23-£35
Labyrinth 40th Anniversary Run | 50K
Come and celebrate the 40th anniversary of the iconic film released in 1986! A cult classic from the 80s, one of Charlotte's favourite films, and who doesn't love David Bowie as the Goblin King!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km road running
- Sat 20 - Sun 21 Jun
- £49-£199
North Yorks Ultra Challenge
Set to be one of the greatest Ultra Challenges – basecamp is in Scarborough – famous for its Fair, and a popular seaside spa since the 17th century.
- Beginner-friendly
- Event village
- Age 16 & over
- 100K ultra run 2
- 50K ultra run 2
- Trail run
- 10 miler
- Sat 20 Jun
- £32.50
Exmoor Perambulation | Ultra Trail Marathon
66th edition! The Perambulation is Exmoor National Park’s iconic traditional self-navigated circular long-distance event dating back over 725 years and now you can run the full distance!
- Enter online
- Age 16 & over
- 30 miles trail running
- Sun 21 Jun
- £17-£29
Lord of The Run | North | 50K
Come and join in for Lord of The Run 50K run! Whether you love the series of books and the film franchise or you just fancy a run along the beautiful River Wear, then this is the event for you!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km trail running
- Sun 5 Jul
- £23-£35
Will Run For Ice Cream | 50K
A run that you don't want to miss! The medal is incredible, and you can celebrate your achievements with some well-deserved ice cream!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km road running
- Sat 11 - Sun 12 Jul
- £31.99-£319.99
Snowdonia Trail Marathon Eryri Events
Your chance to take on one of the UK’s most demanding and spectacular trail races, set deep in the heart of Eryri (Snowdonia) National Park, offering a true mountain challenge.
- Families
- Recycling
- Beginner-friendly
- Plastic bottle free
- Dogs allowed at venue
- Music
- Event village
- Event expo
- Mountains
- Free venue entry
- Sustainability policy
- Public transport links
- Plastic-free event
- Age 17 & over
- 10K run
- Half marathon
- Marathon
- Ultra run 2
- Sat 11 Jul
- £23-£35
Ooops I Ran It Again | 50K
Who hasn't completed a race, sworn they will never run again and then booked onto another one the following day?!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km road running
- Sun 19 Jul
- £17-£29
Ooops I Ran It Again | North | 50K
Who hasn't completed a race, sworn they will never run again and then booked onto another one the following day?!
- Enter online
- Traffic free
- Age 20 & over
- 50 km trail running
- Sat 25 Jul
- £22-£35
Ooops I Ran It Again | Wales | 50K
Who hasn't completed a race, sworn they will never run again and then booked onto another one the following day?!
- Enter online
- Traffic free
- Age 20 & over
- 50 km road running
- Sat 1 Aug
- £20-£65
She Strides Ultra 50K
West Yorkshire’s very first female-only ultra-marathon! Travelling through woodlands and open moorland, this scenic route passes through Hebden Bridge and Haworth as well as other areas of beauty.
- Beginner-friendly
- Enter online
- GPS tracking
- Hilly
- Event village
- Rural
- Age 16 & over
- 50 km trail running + 5000 ft ascent
- Sun 9 Aug
- £23-£35
Great British Bake Run | 50K
Who doesn't like cake?! The Great British Bake 50K Run is back for another year! The medal is a fantastic cupcake which doubles up as a magnet to go on your fridge!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km road running
- Sun 30 Aug
- £17-£29
GNR & Time Turner | 50K
Whether you're looking to get some miles under your belt before The Great North Run or you just fancy a run along the beautiful River Wear, then this is the ultra for you!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km trail running
- Sat 12 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 19 Sep
- £100-£160
Skyline Scotland | Steall Ultra 50K
Tackle 47km and some serious ascent on the wild mountain ridges around Ben Nevis — a fearless, high-altitude ultra that rewards grit, strength and love of the peaks.
- Chip timing
- Enter online
- GPS tracking
- Mountainous
- Age 18 & over
- 50 km road running + 3100 m ascent
- Sat 10 Oct
- £95-£240
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 11 Oct
- £16-£29
Scare Bear Run | North
Get involved in the spooky Scare Bear Run North! The Care Bears were a staple of anyone who grew up in the 80s and even if you never liked them, they make a super cute (slightly scary) medal to earn.
- Families
- Beginner-friendly
- Event village
- All ages
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 18 Oct
- £51.50
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.
- Beginner-friendly
- Enter online
- GPS tracking
- Flat
- Event village
- Rural
- Age 18 & over
- 50 km trail running + 1450 m ascent
- Sun 18 Oct
- £56-£58
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.
- Chip timing
- Enter online
- Undulating
- Age 21 & over
- 32.5 miles trail running + 1770 ft ascent
- Sun 8 Nov
- £20-£37
Remembrance Day Run | South
Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence and a run of your choice from 3K to ultra.
- Families
- Beginner-friendly
- Event village
- All ages
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 8 Nov
- £16-£34
Remembrance Run | North East
Your chance to remember those who have given the ultimate sacrifice during conflicts around the world, with a two-minute silence and a run of your choice from 3K to ultra.
- Families
- Beginner-friendly
- Event village
- Urban
- All ages
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 6 Dec
- £22-£34
The Snow Globe Gallop Bobble Hat Run | North | 50K
Come and join in the Snow Globe Gallop, get a few miles under your belt before the Christmas festivities really kick in plus you will get a bobble hat for all your effort!
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km trail running