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Half marathons with PB potential in Greater London

Find half marathons with pb potential in Greater 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 Kew Half Marathon starts inside Kew Gardens and every runner will receive a fantastic medal, a technical running t-shirt (male and female cut) and free entry into the gardens!
  • Sun 29 Mar
  • FREE-£25
Richmond, UK

Kew Gardens Half Marathon

The Kew Half Marathon starts inside Kew Gardens and every runner will receive a fantastic medal, a technical running t-shirt (male and female cut) and free entry into the gardens!

  • 13.1 miles road running + 85 m ascent
  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 17 & over
Be part of London's most exclusive event! Run through its greenest borough, exploring the beauties and history of Richmond. Start inside the Kew Gardens with a family music festival to finish!
  • Sun 13 Sep
  • £43-£50
Richmond, UK

Richmond Half Marathon

Be part of London's most exclusive event! Run through its greenest borough, exploring the beauties and history of Richmond. Start inside the Kew Gardens with a family music festival to finish!

  • 13.1 miles road running + 91 ft ascent
  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 17 & over
  • Sun 10 May
  • £32
Richmond, UK

Ranelagh Half Marathon

  • 13.1 miles road running + 84 m ascent
  • Sun 4 Oct
  • £42.50-£44.50
Kingston upon Thames, UK

Kingston Half Marathon

  • 13.1 miles multi terrain running

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