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Beginner-friendly Marathons in London

Find beginner-friendly marathons in London 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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The Hillingdon 20, (formerly the Finchley 20), is the longest-running 20-mile race in the UK. A hilly 20 mile road race, an ideal build-up to the London or other spring marathons.
  • Sun 22 Mar
  • £32-£34
Ruislip, UK

Hillingdon 20

The Hillingdon 20, (formerly the Finchley 20), is the longest-running 20-mile race in the UK. A hilly 20 mile road race, an ideal build-up to the London or other spring marathons.

  • 20 miles road running + 738 ft ascent
  • Beginner-friendly
  • Chip timing
  • Enter online
  • Hilly
  • Event village
  • Age 18 & over
Experience the renowned atmosphere of the TCS London Marathon, the most popular marathon on the planet, with its grand finale on The Mall itself!
  • Sun 26 Apr
  • £50-£100
London, UK

TCS London Marathon

Experience the renowned atmosphere of the TCS London Marathon, the most popular marathon on the planet, with its grand finale on The Mall itself!

  • 26.2 miles road running + 266 ft ascent
  • Venue accessible
  • Recycling
  • Beginner-friendly
  • Entertainment
  • Music
  • Ballot
  • Chip timing
  • Enter online
  • Traffic free
  • Fancy dress
  • Event village
  • Event expo
  • Urban
  • Sustainability policy
  • Age 18 & over
  • Sun 24 May
  • £53-£55
Richmond, UK

Richmond Park Full Marathon

  • 26.2 miles trail running

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