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Half marathons with PB potential in September 2026

Find half marathons with pb potential near me in September 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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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
Get your Oompah vibe on and enjoy a trip up the Leeds and Liverpool Canal. A half marathon to warm the depths of your heart along the flat, even towpath - this event is perfect for all abilities.
  • Sat 19 Sep
  • £30-£32
Leeds, West Yorkshire, UK

Oktoberfest | Half Marathon

Get your Oompah vibe on and enjoy a trip up the Leeds and Liverpool Canal. A half marathon to warm the depths of your heart along the flat, even towpath - this event is perfect for all abilities.

  • 13.1 miles trail running + 105 ft ascent
  • Chip timing
  • Enter online
  • Flat
  • PB
  • Age 17 & over
This ever popular race promises amazing coastal views and a relatively flat coastal promenade run with real PB potential.
  • Sun 27 Sep
  • From £25
Folkestone, Kent, UK

Folkestone Rotary Half Marathon

This ever popular race promises amazing coastal views and a relatively flat coastal promenade run with real PB potential.

  • 13.1 miles road running + 469 ft ascent
  • Chip timing
  • Enter online
  • Flat
  • PB
  • Age 17 & over
  • Sun 13 Sep
  • €30-€250
Porto, Portugal

Hyundai Porto Half Marathon

  • 21 km road running
  • Sun 13 Sep
  • £35-£37
Stratford-upon-Avon, Warwickshire, UK

Stratfords Big 10K & Half Marathon | Half Marathon

  • 13.1 miles road running + 255 ft ascent
  • Sun 20 Sep
  • £28-£30
Knaresborough, North Yorkshire, UK

The Yorkshire Weekend Saunter Series in Knaresborough | Half Marathon

  • 13.1 miles road running + 358 ft ascent
  • Sun 20 Sep
  • £24-£30
Guernsey, Guernsey

Butterfield Half Marathon

  • 13.1 miles road running
  • Sun 20 Sep
  • £39
Paignton, Devon, UK

Torbay Half Marathon and 10K | Half Marathon

  • 13.1 miles road running
  • Sat 26 Sep
  • £36-£42
Falkirk, UK

Kelpies Half Marathon

  • 13.1 miles road running

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