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50K ultra runs in South East

Find 50k ultra runs in South East in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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"My milkshake brings all the boys to the yard"...not quite sure where we're going with this but come and join Saturn Running for our Milkshake Meander event!
  • Sat 28 Mar 2026
  • £23-£35
Staines, Surrey, UK

Milkshake Meander | 50K

"My milkshake brings all the boys to the yard"...not quite sure where we're going with this but come and join Saturn Running for our Milkshake Meander event!

  • Enter online
  • Age 20 & over
  • 50 km trail running + 0 ft ascent
The Eggcellent Easter Orange Run is the first event in the five day series where you can earn the fantastic easter egg medal in orange!
  • Thu 2 Apr 2026
  • £23-£35
Egham, Surrey, UK

Eggcellent Easter Orange Run | 50K

The Eggcellent Easter Orange Run is the first event in the five day series where you can earn the fantastic easter egg medal in orange!

  • Enter online
  • Age 20 & over
  • 50 km trail running + 0 ft ascent
The Eggcellent Easter Pink Run is the second event in the five day series where you can earn the fantastic easter egg medal, this time in pink!
  • Fri 3 Apr 2026
  • £23-£35
Egham, Surrey, UK

Eggcellent Easter Pink Run | 50K

The Eggcellent Easter Pink Run is the second event in the five day series where you can earn the fantastic easter egg medal, this time in pink!

  • Enter online
  • Age 20 & over
  • 50 km trail running + 0 ft ascent
The Eggcellent Easter Green Run is the third event in the five day series where you can earn the fantastic easter egg medal, this time in green!
  • Sat 4 Apr 2026
  • £23-£35
Staines, Surrey, UK

Eggcellent Easter Green Run | 50K

The Eggcellent Easter Green Run is the third event in the five day series where you can earn the fantastic easter egg medal, this time in green!

  • Enter online
  • Age 20 & over
  • 50 km trail running + 0 ft ascent
The Eggcellent Easter Purple Run is the fourth event in the five day series where you can earn the fantastic easter egg medal, this time in purple!
  • Sun 5 Apr 2026
  • £23-£35
Staines, Surrey, UK

Eggcellent Easter Purple Run | 50K

The Eggcellent Easter Purple Run is the fourth event in the five day series where you can earn the fantastic easter egg medal, this time in purple!

  • Enter online
  • Age 20 & over
  • 50 km trail running + 0 ft ascent
The Eggcellent Easter Blue Run is the fifth and final event in the five day series where you can earn the fantastic easter egg medal, this time in blue!
  • Mon 6 Apr 2026
  • £23-£35
Staines, Surrey, UK

Eggcellent Easter Blue Run | 50K

The Eggcellent Easter Blue Run is the fifth and final event in the five day series where you can earn the fantastic easter egg medal, this time in blue!

  • Enter online
  • Age 20 & over
  • 50 km trail running + 0 ft ascent
Come and get involved in this Love it or Hate it Run!
  • Sat 11 Apr 2026
  • £23-£35
Staines, Surrey, UK

Love it or Hate it Run | 50K

Come and get involved in this Love it or Hate it Run!

  • Enter online
  • Age 20 & over
  • 50 km trail running + 0 ft ascent
The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.
  • Fri 17 Apr 2026
  • £20-£27
Staines, Surrey, UK

Midweek Medal Madness Run | 50K

The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.

  • Enter online
  • Age 20 & over
  • 50 km trail running + 0 ft ascent
Not make it into The London Marathon but still fancy getting a super awesome medal based on the iconic race set in the capital city?
  • Sat 18 Apr 2026
  • £23-£35
Staines, Surrey, UK

The London Run | 50K

Not make it into The London Marathon but still fancy getting a super awesome medal based on the iconic race set in the capital city?

  • Enter online
  • Age 20 & over
  • 50 km trail running + 0 ft ascent
The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.
  • Fri 1 May 2026
  • £20-£27
Egham, Surrey, UK

Midweek Chasing Numbers May | 50K

The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.

  • Enter online
  • Age 20 & over
  • 50 km trail running + 0 ft ascent
This Bank Holiday event is run as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.
  • Mon 4 May 2026
  • £16-£27
Staines, Surrey, UK

Bank Holiday Madness May

This Bank Holiday event is run as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.

  • Families
  • Newcomers
  • Event village
  • All ages
  • Trail run
  • 5K run
  • 10K run
  • Half marathon
  • Marathon
  • + 3 more races
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 13 Jun 2026
  • £60-£62
Wadhurst, East Sussex, UK

Bewl Water Summer | 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 20-80
  • 50 km trail running + 1500 ft ascent
Take on a challenge fit for royalty in this epic ultramarathon along the South Downs Way and Monarch’s Way. Choose from two unique 50km loops – or tackle both in a non-stop 100km challenge!
  • Sat 20 Jun 2026
  • £60-£175
Chichester, West Sussex, UK

Race to the King

Take on a challenge fit for royalty in this epic ultramarathon along the South Downs Way and Monarch’s Way. Choose from two unique 50km loops – or tackle both in a non-stop 100km challenge!

  • Recycling
  • Newcomers
  • Entertainment
  • Music
  • Event village
  • Park
  • Rural
  • Free venue entry
  • Sustainability policy
  • Public transport links
  • Age 18 & over
  • 100K ultra run
  • 50K ultra run 2
  • Trail run
  • Ultra run
Conquer Britain's oldest trail, the ancient Ridgeway, as you race towards the 5000-year-old Avebury Standing Stones.
  • Sat 11 - Sun 12 Jul 2026
  • £90-£275
Watlington, Oxfordshire, UK

Race to the Stones

Conquer Britain's oldest trail, the ancient Ridgeway, as you race towards the 5000-year-old Avebury Standing Stones.

  • Families
  • Recycling
  • Newcomers
  • Event village
  • Rural
  • Sustainability policy
  • Public transport links
  • Age 18 & over
  • 50K ultra run 2
  • 100K ultra run 3
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 12 Sep 2026
  • £60-£62
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 20-80
  • 50 km trail running + 1500 ft ascent
  • Sat 8 Nov
Petworth, West Sussex, UK

Five Trails Ultra & Three Trails Half | 5 Trails Ultra

  • 50 km trail running + 1169 m ascent
  • Sun 7 Dec
Chichester, West Sussex, UK

Running GP at Goodwood Motor Circuit | 50K

  • 50 km road running
  • Sun 21 Dec
Southsea, Hampshire, UK

Portsmouth Coastal Waterside Marathon Events | 50K Ultra

  • 50 km multi terrain running
  • Sun 28 Dec
Southampton, Hampshire, UK

Winter X | 50K

  • 50 km trail running + 832 m ascent

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