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.
Filter by place
London
South East
South West
East of England
East Midlands
West Midlands
Yorkshire
North East
North West
Scotland
Wales
Everywhere
Filter by date
This week
This weekend
Next week
Next weekend
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Spring
Summer
Autumn
Winter
Filter by category
MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Fri 22 May
- £17-£29
Dun Holm Challenge - Day 2 | 50K
Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this looped 50K is for you! Durham-themed medals too.
- 50 km trail running
- Sat 23 May
- £15-£29
Dun Holm Challenge | Day 3
Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this is the run for you! Durham-themed medal too.
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 23 May
- £33-£38
Farmmageddon | Ultra Marathon
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.
- 32 miles trail running
- Sat 23 May
- £22-£34
Catch Me If You Can - Northampton | 50K
Come and join in for the Catch Me If You Can event!
- 50 km trail running
- Sun 24 May
- £22-£34
Slow and Steady Wins The Race - Northampton | 50K
Come and join in for the Slow and Steady Wins The Race event!
- 50 km trail running
- Sun 24 May
- £17-£29
Dun Holm Challenge | Day 4 | 50K
Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this looped 50K is for you! Durham-themed medals too.
- 50 km trail running
- Mon 25 May
- £17-£29
Dun Holm Challenge | Day 5 | 50K
Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this lapped 50K is for you! Durham-themed medals too.
- 50 km trail running
- Fri 29 May
- £15-£27
Midweek Medal Madness | Leons Birthday Run | 50K
Come and join this May Midweek Medal Madness event, where runners will also be celebrating Leon's Birthday!
- 50 km road running
- Sat 30 May
- £22-£34
Rocky at 50 Run | Wales | 50K
Come and celebrate 50 years since the release of the iconic Rocky film! Have you got the Eye of The Tiger, the guts to get the glory and the will to rise up to the challenge and run 50K?
- 50 km road running
- Sun 31 May
- £36-£38
Circuit Du Sore Legs | Ultra Marathon
In its sixth year! Come take on the challenge of the track at Wodson Park. Do you have it in you to complete your distance on a 400-metre athletics track?
- 50 km track and field
- Sat 6 - Sun 7 Jun
- £39-£199
Lake District Ultra Challenge
Take on England’s finest countryside at your own pace with stunning views all the way, featuring the Garburn Pass, historic Ambleside, a halfway point by Lake Windermere, forests and nature reserves.
- Trail run 2
- 50K ultra run 2
- 100K ultra run 2
- Marathon
- 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.
- 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!
- 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!
- 50 km road running
- Fri 12 Jun
- £15-£27
Midweek Chasing Numbers June | 50K
The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.
- 50 km trail 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.
- 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!
- 50 km road running
- Sat 20 Jun
- £60-£185
Race to the King
Take on a challenge fit for royalty in this epic ultramarathon taking in the South coast, South Downs Way, and Monarch’s Way over your choice of distance from a 30km loop up to a non-stop 100km!
- 100K ultra run
- 50K ultra run 2
- Trail run
- Charity ultra
- Sat 20 Jun
- £20-£100
Two Rose Ultra
An ultramarathon with a difference, The usual ultra set-up with a bit extra thrown in: this unique event offers you a choice between two 50km loops or the full 100km.
- 50K ultra run 2
- 100K ultra run
- Sat 20 - Sun 21 Jun
- £49-£199
North Yorks Ultra Challenge
Set to be one of the greatest Ultra Challenges, venture from Scarborough’s historic seafront to wild moorland trails, and discover the dramatic Yorkshire coastline with a powerful celebration finish.
- 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!
- 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!
- 50 km trail running
- Sun 28 Jun
- £55.80-£64
TrailFest | Salcey Forest | 50K
A great introductory ultra in the heart of Salcey Forest with outstanding and regular support throughout from the team!
- 50 km trail running + 991 ft ascent
- 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!
- 50 km road running
- Fri 10 Jul
- £15-£27
Midweek Chasing Numbers July | 50K
The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.
- 50 km trail running