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Trail runs in UK in September 2025

Find trail runs near me in UK in September 2025 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Click an event for full event details, location, route, sustainability, what's included and how to enter.

The South Downs National Park is a superb backdrop for a real charity challenge featuring Beachy Head, the Seven Sisters and the South Downs Way with a choice of distances from 25km right up to 100km!
  • Sat 6 - Sun 7 Sep 2025
  • £30-£50
  • 14 charities
  • Sat 6 - Sun 7 Sep 2025
  • £30-£50
  • 14 charities
Eastbourne, East Sussex, UK

South Coast Ultra Challenge

The South Downs National Park is a superb backdrop for a real charity challenge featuring Beachy Head, the Seven Sisters and the South Downs Way with a choice of distances from 25km right up to 100km!

  • Newcomers
  • Music
  • Chip timing
  • Enter online
  • GPS tracking
  • Fundraising required
  • Undulating
  • Event village
  • Urban
  • Rural
  • Coast
  • Age 14 & over
  • 1 day trail running
The main event of the day! Experience the full selection of the Denbies wine range with six award-winning English wines to try along the course accompanied with food. Your slowest half marathon ever!
  • Sun 7 Sep 2025
  • £67
  • Sun 7 Sep 2025
  • £67
Dorking, Surrey, UK

Bacchus Wine Half Marathon

The main event of the day! Experience the full selection of the Denbies wine range with six award-winning English wines to try along the course accompanied with food. Your slowest half marathon ever!

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 13.1 miles trail running
A taster event through the Denbies Vineyard with two wine and food stations on route, commemorative medal, photos and post-race pulled-pork party. Your slowest (and most fun) 10K ever!
  • Sun 7 Sep 2025
  • £43
  • Sun 7 Sep 2025
  • £43
Dorking, Surrey, UK

Bacchus Wine 10K

A taster event through the Denbies Vineyard with two wine and food stations on route, commemorative medal, photos and post-race pulled-pork party. Your slowest (and most fun) 10K ever!

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • All ages
  • 10 km trail running
The final event of Bacchus is a fun run aimed at children. It is untimed, free to enter and all entrants will receive a medal at the finish.
  • Sun 7 Sep 2025
  • FREE
  • Sun 7 Sep 2025
  • FREE
Dorking, Surrey, UK

Bacchus Fun Run

The final event of Bacchus is a fun run aimed at children. It is untimed, free to enter and all entrants will receive a medal at the finish.

  • Enter online
  • Undulating
  • Traffic free
  • Fancy dress
  • All ages
  • 2 km trail running
A team of 5. A half marathon every day for 4 days. You have just Run2Paris! This is your next great running adventure where you'll camp under the stars on a road trip like no other.
  • Thu 11 - Sun 14 Sep 2025
  • £250-£1,200
  • Thu 11 - Sun 14 Sep 2025
  • £250-£1,200
London, UK

Run2Paris

A team of 5. A half marathon every day for 4 days. You have just Run2Paris! This is your next great running adventure where you'll camp under the stars on a road trip like no other.

  • Newcomers
  • Enter online
  • GPS tracking
  • Fundraising required
  • Hilly
  • Urban
  • Public transport links
  • Age 18 & over
  • 4 days multi terrain running
England’s greatest river provides a fantastic backdrop for an unforgettable 'festival' charity challenge weekend, with distances from 10km right up to 100km there’s a Thames Challenge for everyone!
  • Sat 13 - Sun 14 Sep 2025
  • £10-£50
  • Sat 13 - Sun 14 Sep 2025
  • £10-£50
London, UK

Thames Path Ultra Challenge

England’s greatest river provides a fantastic backdrop for an unforgettable 'festival' charity challenge weekend, with distances from 10km right up to 100km there’s a Thames Challenge for everyone!

  • Entertainment
  • Music
  • Chip timing
  • Enter online
  • GPS tracking
  • Fundraising required
  • Undulating
  • Event village
  • Urban
  • Park
  • Rural
  • Age 14 & over
  • 1 day trail running
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.
  • Sat 13 Sep 2025
  • £58-£60
  • Sat 13 Sep 2025
  • £58-£60
Wadhurst, East Sussex, UK

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 & over
  • 50 km trail running
Previously rated one of the top UK marathons! Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes.
  • Sat 13 Sep 2025
  • £53-£55
  • Sat 13 Sep 2025
  • £53-£55
Wadhurst, East Sussex, UK

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 & over
  • 26.2 miles trail running
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.
  • Sat 13 Sep 2025
  • £43-£45
  • Sat 13 Sep 2025
  • £43-£45
Wadhurst, East Sussex, UK

Bewl Water Autumn | Half Marathon

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
  • Undulating
  • Age 17-80
  • 13.1 miles trail running
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.
  • Sat 13 Sep 2025
  • £33-£35
  • Sat 13 Sep 2025
  • £33-£35
Wadhurst, East Sussex, UK

Bewl Water Autumn | 10K

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
  • Undulating
  • Age 15-80
  • 10 km trail running
A truly breathtaking multi-terrain race through the High Weald Area of Outstanding Natural Beauty in East Sussex. A race that enchants and delights at every twist and turn.
  • Sun 14 Sep 2025
  • £28-£35
  • Sun 14 Sep 2025
  • £28-£35
Rye, East Sussex, UK

Rye Ancient Trails 30K & 15K | 15K

A truly breathtaking multi-terrain race through the High Weald Area of Outstanding Natural Beauty in East Sussex. A race that enchants and delights at every twist and turn.

  • Chip timing
  • Enter online
  • Undulating
  • Age 16 & over
  • 15 km multi terrain running
A truly breathtaking multi-terrain race through the High Weald Area of Outstanding Natural Beauty in East Sussex. A race that enchants and delights at every twist and turn.
  • Sun 14 Sep 2025
  • £32-£35
  • Sun 14 Sep 2025
  • £32-£35
Rye, East Sussex, UK

Rye Ancient Trails 30K & 15K | 30K

A truly breathtaking multi-terrain race through the High Weald Area of Outstanding Natural Beauty in East Sussex. A race that enchants and delights at every twist and turn.

  • Chip timing
  • Enter online
  • Undulating
  • Age 18 & over
  • 30 km multi terrain running
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!
  • Sat 20 Sep 2025
  • £23-£25
  • Sat 20 Sep 2025
  • £23-£25
Bury Saint Edmunds, Suffolk, UK

The Lucky Horseshoe | 5K

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
  • 5 km trail running
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!
  • Sat 20 Sep 2025
  • £25-£27
  • Sat 20 Sep 2025
  • £25-£27
Bury Saint Edmunds, Suffolk, UK

The Lucky Horseshoe | 10K

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
  • 10 km trail running
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!
  • Sat 20 Sep 2025
  • £27-£32
  • Sat 20 Sep 2025
  • £27-£32
Bury Saint Edmunds, Suffolk, UK

The Lucky Horseshoe | Half 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
  • 13.1 miles trail running
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!
  • Sat 20 Sep 2025
  • £32.50-£37.50
  • Sat 20 Sep 2025
  • £32.50-£37.50
Bury Saint Edmunds, Suffolk, UK

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
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!
  • Sat 20 Sep 2025
  • £32.50-£37.50
  • Sat 20 Sep 2025
  • £32.50-£37.50
Bury Saint Edmunds, Suffolk, UK

The Lucky Horseshoe | Ultra 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
  • 7 hrs trail running
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!
  • Sat 27 Sep 2025
  • £85-£120
  • Sat 27 Sep 2025
  • £85-£120
Keswick, Cumbria, UK

5 Valleys Ultra

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 20 & over
  • 56.5 km trail running + 2500 m ascent
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!
  • Sat 27 Sep 2025
  • £120-£170
  • Sat 27 Sep 2025
  • £120-£170
Ambleside, Lake District National Park, UK

7 Valleys Ultra

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 20 & over
  • 110 km trail running + 3981 m ascent
A new and unique concept where you turn up ready to conquer a Half Marathon but if you're feeling great tackle a Marathon, or go easy and run a cool 10km depending on how you feel on the day!
  • Sat 27 Sep 2025
  • £52
  • Sat 27 Sep 2025
  • £52
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Sep | 32K

A new and unique concept where you turn up ready to conquer a Half Marathon but if you're feeling great tackle a Marathon, or go easy and run a cool 10km depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 17 & over
  • 32 km multi terrain running
Escape the city. Explore the trails. Run or walk a stunning trail marathon that starts from Bristol and heads into the stunning Cotswolds before finishing in the UNESCO World Heritage City of Bath.
  • Sat 27 Sep 2025
  • £55
  • Sat 27 Sep 2025
  • £55
Bristol, Somerset, UK

Trail Escape | Bristol-to-Bath | Marathon

Escape the city. Explore the trails. Run or walk a stunning trail marathon that starts from Bristol and heads into the stunning Cotswolds before finishing in the UNESCO World Heritage City of Bath.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 26.2 miles trail running
Escape the city. Explore the trails. Run or walk a stunning trail route that starts from Bristol and finishes in the centre of Bath alongside the marathon at the Bandstand in Royal Victoria Park.
  • Sat 27 Sep 2025
  • £40
  • Sat 27 Sep 2025
  • £40
Bristol, Gloucestershire, UK

Trail Escape | Bristol-to-Bath | 25km

Escape the city. Explore the trails. Run or walk a stunning trail route that starts from Bristol and finishes in the centre of Bath alongside the marathon at the Bandstand in Royal Victoria Park.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 25 km trail running
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!
  • Sat 27 Sep 2025
  • £45-£65
  • Sat 27 Sep 2025
  • £45-£65
Keswick, Cumbria, UK

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 + 477 m ascent
Follow a course on forest trails with no road crossings and some interesting hill challenges, offering runners a chance to experience the forest with its late-summer leaf canopy.
  • Sun 28 Sep 2025
  • £30-£32
  • Sun 28 Sep 2025
  • £30-£32
Coleford, Gloucestershire, UK

The Forest of Dean Autumn Half Marathon

Follow a course on forest trails with no road crossings and some interesting hill challenges, offering runners a chance to experience the forest with its late-summer leaf canopy.

  • Newcomers
  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Event village
  • Rural
  • Free venue entry
  • Age 17 & over
  • 13.1 miles multi terrain running
  • Sun 7 Sep 2025
Tetbury, Gloucestershire, UK

Westonbirt Arboretum Summer | 10K

  • 10 km trail running

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