Trail Marathons in UK in September 2026
Find trail marathons in UK in September 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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- Sat 5 Sep 2026
- £39-£41
Hip Hip Hooray it's Hornsea | Marathon
We all love to be beside the seaside, so why not enjoy a trail marathon from the coast at Hornsea? You can grab yourself fish and chips and an ice cream from the front after the race.
- Chip timing
- Enter online
- Flat
- Age 18 & over
- 26.2 miles trail running + 322 ft ascent
- Sat 12 Sep 2026
- £53-£55
Bewl Water Autumn | Marathon
Previously rated one of the top UK marathons! Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes.
- Chip timing
- Enter online
- Hilly
- Age 18-80
- 26.5 miles trail running + 1420 ft ascent
- Sat 19 Sep 2026
- £39-£41
Oktoberfest | Marathon
Get your Oompah vibe on and enjoy a trip up the Leeds and Liverpool Canal. A marathon to warm the depths of your heart along the flat, even towpath - this event is perfect for all abilities.
- Chip timing
- Enter online
- Flat
- PB
- Age 18 & over
- 26.2 miles trail running + 210 ft ascent
- Sat 19 Sep 2026
- £33-£38
The Lucky Horseshoe | Full Marathon
Your race, your pace, your distance! Utilising the Gallops route at the amazing Suffolk Running Centre which takes you through to Newmarket so you may get to see the race horses in training!
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 26.2 miles trail running + 1260 ft ascent
- Sun 20 Sep 2026
- £37.50-£39.50
Something to Talk About
Set in the heart of the beautiful New Forest, with a Grade I listed 'calendar' manor house as the backdrop, this is a technical trail loop suitable for all abilities.
- Families
- Newcomers
- Enter online
- Undulating
- Traffic free
- Event village
- Age 18 & over
- 7 hrs trail running + 404 ft ascent
- Sun 27 Sep 2026
- £31-£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