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Trail Marathons in South East in June 2026

Find trail marathons in South East in June 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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The UK’s biggest 24-hour relay! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the stunning 8km course as you can. How far can you go in 24 hours?
  • Sat 6 - Sun 7 Jun
  • £95-£105
  • Team places only
Reading, Berkshire, UK

Endure24 | Reading

The UK’s biggest 24-hour relay! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the stunning 8km course as you can. How far can you go in 24 hours?

  • 24 hrs multi terrain running
  • Dogs allowed at venue
  • Entertainment
  • Music
  • Ballot
  • Chip timing
  • Enter online
  • Traffic free
  • Event village
  • Event expo
  • Park
  • Free venue entry
  • Sustainability policy
  • Relay
  • Age 18 & over
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
  • £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.

  • 26.2 miles trail running + 1420 ft ascent
  • Chip timing
  • Enter online
  • Hilly
  • Age 18-80
  • Fri 5 Jun
  • £20-£27
Egham, Surrey, UK

Midweek Chasing Numbers June | Marathon

  • 26.2 miles trail running
  • Sun 14 Jun
  • £61-£63
Kingsclere, Hampshire, UK

The Hampshire Hoppit | Marathon

  • 26.2 miles trail running + 650 m ascent

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