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Marathons with PB potential in UK in July 2026

Find marathons with pb potential in UK in July 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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Runners will trail along the tranquil Leeds to Liverpool Canal (Kirkstall) on an entirely flat route, making it perfect for beginners who want to take in the beautiful lakeside sights.
  • Sat 11 Jul
  • £40-£42
Leeds, West Yorkshire, UK

It's cracking t'flags at Summer Extravaganza | Marathon

Runners will trail along the tranquil Leeds to Liverpool Canal (Kirkstall) on an entirely flat route, making it perfect for beginners who want to take in the beautiful lakeside sights.

  • 26.2 miles trail running
  • Chip timing
  • Enter online
  • Flat
  • PB
  • Age 18 & over
A new and totally unique running challenge where you aim to run 10 x 5K laps which get faster the more you complete. How far can you go?
  • Sun 19 Jul
  • £50.50-£60
Boston, Lincolnshire, UK

Revesby Running Festival | Challenge The Estate

A new and totally unique running challenge where you aim to run 10 x 5K laps which get faster the more you complete. How far can you go?

  • 1 day trail running
  • Enter online
  • PB
  • Traffic free
  • Age 18 & over

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