10

Ultra runs in UK in September 2025

Find ultra 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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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
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
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!
  • Fri 26 Sep 2025
  • £150-£210
  • Fri 26 Sep 2025
  • £150-£210
Keswick, Cumbria, UK

13 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
  • 184.77 km trail running + 7018 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
  • £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 an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
  • Sat 27 Sep 2025
  • £52
  • Sat 27 Sep 2025
  • £52
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Sep | 40 Mile Ultramarathon

A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.

  • Enter online
  • Undulating
  • Age 18 & over
  • 40 miles multi terrain running
  • Sat 20 Sep 2025
Darwen, Lancashire, UK

Three Towers Ultra - 39 & 55 Miles | 39 Miles

  • 39 miles trail running
  • Sat 20 Sep 2025
Darwen, Lancashire, UK

Three Towers Ultra - 39 & 55 Miles | 55 Miles

  • 55 miles trail running

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