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Half marathons with PB potential in South East

Find half marathons with pb potential in South East 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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A delectable racing experience perfect for those planning a spring marathon, over a pancake flat course using the wide, quiet country lanes surrounding the marsh town of Lydd in Kent.
  • Sun 29 Mar
  • £31
Romney Marsh, Kent, UK

Brett Lydd Half Marathon

A delectable racing experience perfect for those planning a spring marathon, over a pancake flat course using the wide, quiet country lanes surrounding the marsh town of Lydd in Kent.

  • 13.1 miles road running
Enjoy a fully closed road race, on flat coastal roads with a spectacular seafront finish. Chance to take home a PB along with the finishers' t-shirt and medal.
  • Sun 3 May
  • £36-£42
Worthing, West Sussex, UK

Worthing RUNFEST Half Marathon

Enjoy a fully closed road race, on flat coastal roads with a spectacular seafront finish. Chance to take home a PB along with the finishers' t-shirt and medal.

  • 13.1 miles road running + 37 m ascent
A popular, fast, scenic AIMS-certified race, with BARR Gold accreditation for outstanding race management featuring beautiful lakes, parks, and picturesque villages with the highest level of support.
  • Mon 4 May
  • £40-£50
Milton Keynes, Buckinghamshire, UK

MK Half Marathon

A popular, fast, scenic AIMS-certified race, with BARR Gold accreditation for outstanding race management featuring beautiful lakes, parks, and picturesque villages with the highest level of support.

  • 13.1 miles road running + 518 ft ascent
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
Runners will enjoy the fast, flat and beautiful route through University Parks and the historic Oxford City Centre whilst celebrating running and movement with entertainment and cheering fans!
  • Sun 11 Oct
  • £15-£130
Oxford, Oxfordshire, UK

Oxford Half Marathon

Runners will enjoy the fast, flat and beautiful route through University Parks and the historic Oxford City Centre whilst celebrating running and movement with entertainment and cheering fans!

  • 13.1 miles road running
This is the original Hampton Court Half Marathon and is run over a fast, flat and interesting course that borders the river-side grounds of the magnificent palace with King Henry VIII cheering on!
  • Sun 14 Feb 2027
  • £35-£42
Thames Ditton, Surrey, UK

Hampton Court Half Marathon

This is the original Hampton Court Half Marathon and is run over a fast, flat and interesting course that borders the river-side grounds of the magnificent palace with King Henry VIII cheering on!

  • 13.1 miles road running
  • Sun 22 Feb
  • £40-£42
Wokingham, Berkshire, UK

David Cliff Wokingham Half Marathon | Half Marathon

  • 13.1 miles road running
  • Sun 15 Mar
  • £34-£37
Milton Keynes, Buckinghamshire, UK

Milton Keynes Festival of Running | Half Marathon

  • 13.1 miles road running
  • Sun 29 Mar
  • £30-£32
Fleet, Hampshire, UK

Fleet Half Marathon

  • 13.1 miles road running
  • Sun 29 Mar
  • £27-£30
Wantage, Oxfordshire, UK

White Horse Half Marathon

  • 13.1 miles road running
  • Sun 10 May
  • £40-£42
Crawley, West Sussex, UK

Run Gatwick | Half Marathon

  • 13.1 miles road running
  • Sun 25 Oct
  • £35-£37
Walton-on-Thames, Surrey, UK

River Thames Half Marathon

  • 13.1 miles road running

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