42

Trail Marathons in South East

Find trail marathons 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.

Filter by date

Filter by place

Filter by category

Map

Event listings

Select an event for photos, video, route, location, reviews, entry fees and how to enter.

The Eggcellent Easter Pink Run is the second event in the five-day series where you can earn the fantastic easter egg medal in pink!
  • Fri 3 Apr 2026
  • £23-£35
Egham, Surrey, UK

Eggcellent Easter Pink Run | Marathon

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

  • Enter online
  • Age 18 & over
  • 26.2 miles 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 in green!
  • Sat 4 Apr 2026
  • £23-£35
Staines, Surrey, UK

Eggcellent Easter Green Run | Marathon

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

  • Enter online
  • Age 18 & over
  • 26.2 miles 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 | Marathon

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 18 & over
  • 26.2 miles 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 | Marathon

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 18 & over
  • 26.2 miles 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 | Marathon

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

  • Enter online
  • Age 18 & over
  • 26.2 miles 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 | Marathon

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 18 & over
  • 26.2 miles 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 | Marathon

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 18 & over
  • 26.2 miles 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 | Marathon

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 18 & over
  • 26.2 miles trail running + 0 ft ascent
Come and join the day of running and aim to complete a midweek marathon within the 7-hour time limit on a scenic course then receive a fantastic medal and goody bag at the finish!
  • Mon 4 May 2026
  • £20-£27
Staines, Surrey, UK

Bank Holiday Madness May | Marathon

Come and join the day of running and aim to complete a midweek marathon within the 7-hour time limit on a scenic course then receive a fantastic medal and goody bag at the finish!

  • Enter online
  • Flat
  • Traffic free
  • Age 18 & over
  • 26.2 miles trail running + 0 ft ascent
The UK’s favourite 24-hour trail race! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the iconic course as you can. How far can you go in 24 hours?
  • Sat 6 - Sun 7 Jun 2026
  • £95-£105
  • 2 charities
  • Team & charity places only
Reading, Berkshire, UK

Endure24 | Reading

The UK’s favourite 24-hour trail race! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the iconic course as you can. How far can you go in 24 hours?

Team & charity places only

  • Dogs allowed at venue
  • Entertainment
  • Music
  • Ballot
  • Chip timing
  • Enter online
  • Event village
  • Event expo
  • Park
  • Free venue entry
  • Sustainability policy
  • Relay
  • Age 18 & over
  • 24 hrs multi terrain 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 Jun 2026
  • £53-£55
Wadhurst, East Sussex, UK

Bewl Water Summer | 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
  • 26.2 miles trail running + 1420 ft ascent
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 12 Sep 2026
  • £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 18-80
  • 26.5 miles trail running + 1420 ft ascent
Enjoy stunning coastal views on this flexible-distance run at Milford on Sea, following an out-and-back route beside Sturt Pond and the Isle of Wight — perfect for all abilities.
  • Sun 25 Oct 2026
  • £37.50-£39.50
Lymington, Hampshire, UK

Wight Lines

Enjoy stunning coastal views on this flexible-distance run at Milford on Sea, following an out-and-back route beside Sturt Pond and the Isle of Wight — perfect for all abilities.

  • Newcomers
  • Enter online
  • Flat
  • Event village
  • Coast
  • Public transport links
  • Age 18 & over
  • 7 hrs trail running + 47 ft ascent
An autumnal trail treat to delight the senses and lift your spirit as you clock the miles and enjoy the majestic beauty of Wendover Forest. See you there!
  • Sun 1 Nov 2026
  • £47
Tring, Buckinghamshire, UK

Wendover Woods Marathon

An autumnal trail treat to delight the senses and lift your spirit as you clock the miles and enjoy the majestic beauty of Wendover Forest. See you there!

  • Enter online
  • Undulating
  • Age 18 & over
  • 26.2 miles trail running + 2966 ft ascent
  • Sun 28 Dec
Walton-on-Thames, Surrey, UK

Year End Marathon & Half Marathon | Marathon

  • 26.2 miles trail running
  • Sat 7 Mar 2026
Eastbourne, East Sussex, UK

EnduranceLife - Sussex | Marathon

  • 26.2 miles road running + 4196 ft ascent
  • Sun 14 Jun 2026
Kingsclere, Hampshire, UK

The Hampshire Hoppit | Marathon

  • 26.2 miles trail running + 650 m ascent

Other UK events

Search options

Back to search options
4 steps to wellbeing
Sleep well

A good night's sleep is an essential foundation for a healthy lifestyle, effective training and weight control.

Train slow

Low-intensity training is easier for you, reduces the risk of injury and helps builds an efficient aerobic system.

Eat natural

Cut out sugar & junk food, reduce carbs, eat natural foods and train your body to burn fat for fuel.

Get outdoors

Fresh air, natural light and reconnecting with nature all help to improve mental and physical wellbeing.