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50K ultra runs in South East

Find 50k ultra runs near me in South East for 2024/2025 - search by date or place, display on a map or use the advanced search to find your perfect race.

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The first half of the Isle of Wight circuit explore 52km of scenic coastal trails, enjoy spectacular coastal views along the undulating route with plenty of rest stops to keep you well fuelled.
  • Sat 3 May 2025
  • 12 charities
  • Sat 3 May 2025
  • 12 charities
Ventnor, Isle of Wight, UK

Isle of Wight Ultra Challenge | 1st Half charity places

The first half of the Isle of Wight circuit explore 52km of scenic coastal trails, enjoy spectacular coastal views along the undulating route with plenty of rest stops to keep you well fuelled.

  • Chip timing
  • Enter online
  • GPS tracking
  • Hilly
  • Age 18 & over
  • 52 km trail running + 1100 m ascent
A NEW looped route setting out from the Chale basecamp, that gives you the best of the Island’s dramatic scenery along famous southern coastline to the iconic ‘Needles’.
  • Sat 3 May 2025
  • 12 charities
  • Sat 3 May 2025
  • 12 charities
Ventnor, Isle of Wight, UK

Isle of Wight Ultra Challenge | Southern Loop charity places

A NEW looped route setting out from the Chale basecamp, that gives you the best of the Island’s dramatic scenery along famous southern coastline to the iconic ‘Needles’.

  • Chip timing
  • Enter online
  • Undulating
  • Hilly
  • Age 18 & over
  • 50 km trail running
Starting in Cowes, follow a clockwise route along the eastern side of the Isle of Wight, enjoying superb coastal views en route to the finish line at Chale.
  • Sat 3 May 2025
  • 12 charities
  • Sat 3 May 2025
  • 12 charities
Cowes, Isle of Wight, UK

Isle of Wight Ultra Challenge | 2nd Half charity places

Starting in Cowes, follow a clockwise route along the eastern side of the Isle of Wight, enjoying superb coastal views en route to the finish line at Chale.

  • Enter online
  • Undulating
  • Hilly
  • Age 18 & over
  • 54 km trail running + 980 m ascent
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon on the same day was previously rated one of the top UK marathons.
  • Sat 10 May 2025
  • £58-£60
  • Sat 10 May 2025
  • £58-£60
Wadhurst, East Sussex, UK

Bewl Water Spring | Ultra

Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon on the same day was previously rated one of the top UK marathons.

  • Chip timing
  • Enter online
  • Hilly
  • Age 18 & over
  • 50 km trail running
An ultra run to the south coast with top reviews, amazing scenery, wonderful trails and rolling downs before reaching the promenade finish line for your ice cream and medal!
  • Sat 10 May 2025
  • £68-£70
  • Sat 10 May 2025
  • £68-£70
Horsham, West Sussex, UK

Run to the Sea Brighton

An ultra run to the south coast with top reviews, amazing scenery, wonderful trails and rolling downs before reaching the promenade finish line for your ice cream and medal!

  • Newcomers
  • Chip timing
  • Enter online
  • Hilly
  • Event village
  • Age 20 & over
  • 50 km multi terrain running
A coastal trail ultra through the ancient village of Bosham towards Chichester Harbour with panoramic views of this AONB, to finish at the fantastic basecamp with food and bars.
  • Sat 21 Jun 2025
  • 2 charities
  • Sat 21 Jun 2025
  • 2 charities
Chichester, West Sussex, UK

Race to the King | 50K Coastal charity places

A coastal trail ultra through the ancient village of Bosham towards Chichester Harbour with panoramic views of this AONB, to finish at the fantastic basecamp with food and bars.

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Age 18 & over
  • 50 km trail running + 1885 ft ascent
Head through the historic town of Arundel and witness the impressive Arundel Castle as you meander along the River Arun, across the South Downs in breathtaking surroundings.
  • Sat 21 Jun 2025
  • 1 charity
  • Sat 21 Jun 2025
  • 1 charity
Chichester, West Sussex, UK

Race to the King | 50K Castle charity places

Head through the historic town of Arundel and witness the impressive Arundel Castle as you meander along the River Arun, across the South Downs in breathtaking surroundings.

  • Chip timing
  • Enter online
  • GPS tracking
  • Hilly
  • Age 18 & over
  • 50 km trail running + 2663 ft ascent
Starting in Lewknor, this event presents a varied and scenic route steeped in history. Crossing England’s longest river at the halfway mark, the course finishes at the iconic Lattin Down basecamp.
  • Sat 12 Jul 2025
  • 3 charities
  • Sat 12 Jul 2025
  • 3 charities
Watlington, Oxfordshire, UK

Race to the Stones | Day One | Thames Valley 50K charity places

Starting in Lewknor, this event presents a varied and scenic route steeped in history. Crossing England’s longest river at the halfway mark, the course finishes at the iconic Lattin Down basecamp.

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Age 18 & over
  • 50 km trail running + 710 m ascent
Sticking to higher ground, you'll pass through a surprisingly isolated stretch of southern England and enjoy dramatic views before finishing with the full 100K at the awesome Avebury Standing Stones.
  • Sun 13 Jul 2025
  • 3 charities
  • Sun 13 Jul 2025
  • 3 charities
Wantage, Oxfordshire, UK

Race to the Stones | Day Two | Ridgeline 50K charity places

Sticking to higher ground, you'll pass through a surprisingly isolated stretch of southern England and enjoy dramatic views before finishing with the full 100K at the awesome Avebury Standing Stones.

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Age 18 & over
  • 50 km trail running + 630 m ascent
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
The second half option of the Thames Path Challenge from Runnymede along the meandering river through Cookham to Henley-on-Thames, home of the regatta, to a celebration finish and family BBQ.
  • Sat 13 - Sun 14 Sep 2025
  • 11 charities
  • Sat 13 - Sun 14 Sep 2025
  • 11 charities
Egham, Surrey, UK

Thames Path Challenge | 2nd Half charity places

The second half option of the Thames Path Challenge from Runnymede along the meandering river through Cookham to Henley-on-Thames, home of the regatta, to a celebration finish and family BBQ.

  • Chip timing
  • Enter online
  • GPS tracking
  • Flat
  • Undulating
  • Age 16 & over
  • 50 km trail running + 150 m ascent
The full distance option of the Chiltern 50 Challenge from basecamp in Henley on a loop via Greys Court, the Ridgeway, Shakespeare's Way, The Chilterns and Hambleden Village.
  • Sat 27 Sep 2025
  • 10 charities
  • Sat 27 Sep 2025
  • 10 charities
Henley-on-Thames, Buckinghamshire, UK

Chiltern 50 Ultra Challenge | Full 50km charity places

The full distance option of the Chiltern 50 Challenge from basecamp in Henley on a loop via Greys Court, the Ridgeway, Shakespeare's Way, The Chilterns and Hambleden Village.

  • Enter online
  • GPS tracking
  • Undulating
  • Age 18 & over
  • 50 km trail running + 920 m ascent
  • Sun 22 Dec
Maidstone, Kent, UK

Winter Wanderlust Marathon & Ultra | 50K Ultra

  • 50 km trail running
  • Sat 8 Feb 2025
Horndean, Hampshire, UK

Hibernal Hills 50K Race

  • 50 km trail running
  • Sun 23 Feb 2025
Dorking, Surrey, UK

North Downs Ridge 50K Trail Ultra

  • 50 km trail running
  • Sat 8 Mar 2025
Amersham, Buckinghamshire, UK

Humanity Direct Amersham Ultra | Ultra

  • 50 km trail running
  • Sat 15 Mar 2025
Henley-on-Thames, Oxfordshire, UK

Hundred Hills 50K

  • 50 km trail running
  • Sun 6 Apr 2025
Arundel, West Sussex, UK

UK Ultra Springtide 50K Race

  • 50 km trail running
  • Sat 12 Apr 2025
Hindhead, Hampshire, UK

The Spring Trail Series by Ultra X | 50K

  • 50 km trail running
  • Sun 25 May 2025
Brighton, East Sussex, UK

UK Ultra South Downs 50K

  • 50 km trail running
  • Sat 27 Sep 2025
Lewes, East Sussex, UK

Dark Downs 50K Race

  • 50 km trail running
  • Sat 25 Oct 2025
Oxford, Oxfordshire, UK

Thames Trail Ultra

  • 47 miles trail running

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