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Charity marathons in South East

Find charity marathons near me in South East for 2025/2026 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Click an event for full event details, location, route, sustainability, what's included and how to enter.

This 2-lap marathon course offers a spectacular route including green parks, shoreline and riverside views, starting and finishing at the iconic Southampton Guildhall.
  • Sun 6 Apr
  • Sun 6 Apr
Southampton, Hampshire, UK

ABP Southampton Marathon

This 2-lap marathon course offers a spectacular route including green parks, shoreline and riverside views, starting and finishing at the iconic Southampton Guildhall.

  • Chip timing
  • Age 18 & over
  • 26.2 miles road running
Entries closed
One of the UK's most popular marathons, boasting a new and beautiful seaside course with superb local support, making it a truly sensational running experience.
  • Sun 6 Apr
  • Entries closed
  • Sun 6 Apr
  • Entries closed
Brighton, East Sussex, UK

Brighton Marathon

Secure your charity place in the Brighton Marathon today. Run for charity in this beautiful seaside event while supporting top UK charities. Find a cause and join their team today!

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 26.2 miles road running
Part of the London 2 Brighton Ultra weekend, run, jog or walk from Turners Hill through wonderful Sussex countryside up & over the testing South Downs before coastal views to Brighton Racecourse.
  • Sat 24 - Sun 25 May
  • £139
  • 11 charities
  • Sat 24 - Sun 25 May
  • £139
  • 11 charities
Crawley, West Sussex, UK

Sussex Marathon

Part of the London 2 Brighton Ultra weekend, run, jog or walk from Turners Hill through wonderful Sussex countryside up & over the testing South Downs before coastal views to Brighton Racecourse.

  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Age 18 & over
  • 42 km trail running + 700 m 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 7 - Sun 8 Jun
  • £85-£120
  • 4 charities
  • Sat 7 - Sun 8 Jun
  • £85-£120
  • 4 charities
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?

  • Dogs allowed
  • Entertainment
  • Music
  • Ballot
  • Chip timing
  • Enter online
  • Event village
  • Event expo
  • Park
  • Free venue entry
  • Sustainability policy
  • Age 16 & over
  • 24 hrs multi terrain running

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