Trail runs in UK in September 2025
Find trail runs near me in UK in September 2025 - filter by date or location, display on a map or use the advanced search to find your perfect race.
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Event listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sat 27 Sep
- £23-£35
Romp Run | Marathon
Welcome to a 7-hour timed running event where you can run a marathon at your own pace on an out-and-back route, with fuel stations each lap, and a medal and goody bag at the finish.
- Enter online
- Flat
- Traffic free
- Age 18 & over
- 26.2 miles road running + 0 ft ascent
- Sat 27 Sep
- £23-£35
Romp Run | 50K
Welcome to a 7-hour timed running event where you can run 50K within the time limit on a scenic out-and-back route, with fuel stations each lap, and a medal and goody bag at the finish.
- Enter online
- Flat
- Traffic free
- Age 20 & over
- 50 km road running + 0 ft ascent
- Sat 27 Sep
- £23-£35
Romp Run | Ultra Marathon
Welcome to a 7-hour timed running event where you can run an ultra at your own pace on an out-and-back route, with fuel stations each lap, and a medal and goody bag at the finish.
- Enter online
- Flat
- Traffic free
- Age 18 & over
- 30.59 miles road running + 0 ft ascent
- Sat 27 Sep
- £23-£35
Romp Run | Time Challenge
Welcome to a 7-hour timed running event where you can run as far as you can in 7 hours at your own pace on a scenic route, with fuel stations each lap, and a themed medal and goody bag!
- Enter online
- Flat
- Traffic free
- Age 18 & over
- 7 hrs road running + 0 ft ascent
- Sat 27 Sep
- £39
The Chiltern 10K
A beautiful 10km loop from the basecamp at Henley Showground exploring public footpaths and wonderful woodlands within the Culden Faw estate to be rewarded with a medal and glass of fizz!
- Enter online
- Undulating
- Age 15 & over
- 10 km trail running + 235 m ascent
- Sat 27 Sep
- £65
2 Valleys Trail
Celebrating the unique valleys of the Lake District which are part of the UNESCO World Heritage Site status, by linking them together with spectacular trail and ultra routes for you to enjoy!
- Enter online
- GPS tracking
- Age 17 & over
- 22.4 km trail running + 500 m ascent
- Sun 28 Sep
- £65-£80
Hever Castle | Marathon
Get active in the award-winning grounds and surrounding Kent countryside in a full marathon! Recruit your friends and celebrate completing your challenge in the festival village.
- Chip timing
- Enter online
- Relay
- Age 18 & over
- 42.2 km trail running
- Sun 28 Sep
- £25-£27
The Wensum Way Trail | 5K
Enjoy the stunning route, push your limits, and, of course, earn your race bling over 5K distance. Runners will love the fuel and encouragement with every lap!
- Enter online
- Age 18 & over
- 5 km trail running + 62 ft ascent
- Sun 28 Sep
- £25-£27
The Wensum Way Trail | 10K
Enjoy the stunning route, push your limits, and, of course, earn your race bling over 10K distance. Runners will love the fuel and encouragement with every lap!
- Enter online
- Age 18 & over
- 10 km trail running + 62 ft ascent
- Sun 28 Sep
- £30-£32
The Wensum Way Trail | 15K
Enjoy the stunning route, push your limits, and, of course, earn your race bling over 15K distance. Runners will love the fuel and encouragement with every lap!
- Enter online
- Age 18 & over
- 15 km trail running + 62 ft ascent
- Sun 28 Sep
- £30-£32
The Wensum Way Trail | Half Marathon
Enjoy the stunning route, push your limits, and, of course, earn your race bling over half marathon distance. Runners will love the fuel and encouragement with every lap!
- Enter online
- Age 18 & over
- 13.1 miles trail running + 62 ft ascent
- Sun 28 Sep
- £36-£38
The Wensum Way Trail | Heavy Half Marathon
Enjoy the stunning route, push your limits, and, of course, earn your race bling over a 'heavy' half marathon distance. Runners will love the fuel and encouragement with every lap!
- Enter online
- Age 18 & over
- 13.1 miles trail running + 62 ft ascent
- Sun 28 Sep
- £36-£38
The Wensum Way Trail | Full Marathon
Enjoy the stunning route, push your limits, and, of course, earn your race bling over marathon distance. Runners will love the fuel and encouragement with every lap!
- Enter online
- Age 18 & over
- 26.2 miles trail running + 62 ft ascent
- Sun 28 Sep
- £36-£38
The Wensum Way Trail | Ultra Marathon
Enjoy the stunning route, push your limits, and, of course, earn your race bling over ultra distance. Runners will love the fuel and encouragement with every lap!
- Enter online
- Age 18 & over
- 6 hrs trail running + 62 ft ascent
- Sun 28 Sep
- £45
Hever Castle | Half Marathon
Get active in the award-winning grounds and surrounding Kent countryside in a half marathon! Recruit your friends and celebrate completing your challenge in the festival village.
- Chip timing
- Enter online
- Age 17 & over
- 21.1 km trail running
- Sun 28 Sep
- £35
Hever Castle | 10K
Get active in the award-winning grounds and surrounding Kent countryside in a 10K run! Recruit your friends to join in then celebrate completing your challenge in the festival village.
- Chip timing
- Enter online
- Age 15 & over
- 10 km trail running
- Tue 30 Sep
- £33.30-£39
Kingfisher Challenge
Mature woodland, waterways and open grassland - it’s simply trail running perfection! Run as many 5K laps as you wish in the time limit, then receive your well-deserved medal, flapjack and beer.
- Newcomers
- Dogs allowed
- Chip timing
- Enter online
- Flat
- Traffic free
- Event village
- Park
- Sustainability policy
- Age 17 & over
- 6 hrs trail running + 111 ft ascent
- Tue 30 Sep
- £14.40-£18
Petzl Night Trails 10K | Coombe Abbey
Coombe Abbey after work with the light fading - grab your head torch and get involved! You'll receive a fantastic medal and goodies too.
- Trees not tees
- Newcomers
- Chip timing
- Enter online
- Undulating
- Traffic free
- Event village
- Park
- Sustainability policy
- Age 16 & over
- 10 km trail running + 65 m ascent
- Sat 6 Sep
Trail Escape | Edinburgh | Marathon Run
- 26.2 miles trail running + 1115 m ascent
- Sun 28 Sep
The Forest of Dean Autumn Half Marathon
- 13.1 miles multi terrain running