Ultra runs in UK in August 2026
Find ultra runs in UK in August 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- 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.
- 50 km trail running + 5000 ft ascent
- Sat 1 Aug
- £139
North Downs 50 Ultra Challenge | 50km
Join a 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.
- 50 km trail running + 830 m ascent
- Sat 1 Aug
- From £100
Scouts Honour Backyard Ultra
Runners complete two off-road loops through fields and woodland, starting a new loop every hour on the hour. Complete the loop in time, and you start again, until there's one last man standing!
- 4.17 miles trail running
- Sat 8 Aug
- £56-£100
ATW Odyssey12
The ATW Odyssey 12hr Run is more than just a running event, its a journey of self-discovery through the beautiful multi-terrain footpaths around St Neots.
- 12 hrs trail running
- Sat 8 Aug
- £56-£100
ATW First To Full Triathlon Festival | 12hr Solo
Alongside the multisports, there’s a 12-hour endurance run where you can push your limits as an individual or join forces in a relay team. Run as far as you can in 12 hours and soak up the support.
- 12 hrs trail running
- Sun 9 Aug
- £15-£35
Great British Bake Run
Who doesn't like cake?! The Great British Bake Run is back for another year! The medal is a fantastic cupcake which doubles up as a magnet to go on your fridge!
- Road run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 9 Aug
- £50-£55
Durty Trail Weekender | 50K Hills & Horizons
A challenging 50K across mixed terrain, with sustained climbs, long miles, and expansive views across the Borders, built for experienced runners chasing a true ultra test.
- 50 km trail running + 1585 m ascent
- Fri 14 Aug
- £15-£27
Midweek Chasing Numbers Aug
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.
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 15 Aug
- £15-£35
I'm Not Throwing Away My Shot Run
If you're a fan of the musical Hamilton, then this is the run for you! This is an amazing Hamilton-inspired event with an incredible themed medal too.
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 15 Aug
- £54-£56
Sir Titus Summer Trot | Ultra Marathon
Enjoy a trip up the Leeds and Liverpool Canal this summer over a range of distances, all along the flat and even towpath. This event is perfect for runners of all abilities.
- 50 km trail running
- Sat 15 Aug
- £68-£70
Run to the Castle Ultra | Ultra
Take on a stunning ultra journey along the Welsh coastline, finishing in style at a historic castle. It's an unforgettable challenge packed with scenery, heritage, and adventure.
- 42 miles multi terrain running + 2931 ft ascent
- Fri 21 Aug
- £15-£27
Midweek Medal Madness Run August
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.
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 22 Aug
- £14-£34
Great British Bake Run | Wales
Who doesn't like cake?! The Great British Bake Run is back for another year with a totally unique baking competition with prizes on the day too!
- Road run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 22 Aug
- £33-£38
The Lucky Clover | Ultra Marathon
Your race, your pace, your distance! Ultra runners will explore The Clover Route which is on road and receive a special bespoke medal too.
- 7 hrs road running
- Sun 30 Aug
- £15-£29
GNR & Time Turner | Durham
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 event for you!
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 1 Aug
- £30-£35
Great Barrow Challenge | Day 10 | Ultra Marathon
- 32 miles trail running
- Sat 1 Aug
- £78-£100
Isaac’s Tea Trail Ultra - Backwards
- Trail run
- Marathon
- Ultra run
- Sat 8 Aug
- £89
The Maverick Ochil Hills Trail | Ultra - 49K
- 49 km trail running + 1943 m ascent
- Sat 15 - Sun 16 Aug
- £73-£75
Foxton Hound Ultra
- 100K ultra run 2
- 50K ultra run 2
- Ultra run 2
- Trail run 2