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Ultra runs in Berkshire

Find ultra runs in Berkshire in 2026/2027 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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Take on this legendary 250-mile ultra following rivers and canals in a gruelling anti-clockwise loop through stunning countryside and historic towns within 100 hours.
  • Wed 22 - Sun 26 Apr
  • £125-£350
  • Early bird
Reading, Berkshire, UK

Thames Ring Series

Take on this legendary 250-mile ultra following rivers and canals in a gruelling anti-clockwise loop through stunning countryside and historic towns within 100 hours.

  • Ultra run 3
  • Beginner-friendly
  • Event village
  • Urban
  • Rural
  • Age 18 & over
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
  • Sat 18 Apr
  • £139
Windsor, Berkshire, UK

Windsor 50 Ultra Challenge | 50km

  • 50 km trail running + 320 m ascent
  • Sat 9 - Sun 10 May
  • £35-£80
Reading, Berkshire, UK

Goring Gap Trails

  • Ultra run 2
  • Long distance walk
  • Short walk 2
  • Half marathon
  • Sat 30 May
  • £63-£65
Maidenhead, Berkshire, UK

Beat The Sunset 50K

  • 50 km multi terrain running

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