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Half marathons in South East

Find half marathons 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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  • Sun 14 Jun
Kingsclere, Hampshire, UK

The Hampshire Hoppit | Half Marathon

  • 13.1 miles trail running + 330 m ascent
  • Sun 21 Jun
Marlow, Buckinghamshire, UK

The One to the Castle | Windsor

  • 13.1 miles multi terrain running
  • Fri 3 Jul
Egham, Surrey, UK

Midweek Chasing Numbers July | Half Marathon

  • 13.1 miles trail running
  • Sun 5 Jul
Aylesbury, Buckinghamshire, UK

Chiltern Ridge Half Marathon

  • 21.3 km trail running + 526 m ascent
  • Sat 18 Jul
Henley-on-Thames, Buckinghamshire, UK

The Ciderthon

  • 13.1 miles multi terrain running
  • Fri 24 Jul
Egham, Surrey, UK

Midweek Medal Madness Run July | Half Marathon

  • 13.1 miles trail running
  • Fri 7 Aug
Egham, Surrey, UK

Midweek Chasing Numbers Aug | Half Marathon

  • 13.1 miles trail running
  • Sun 9 Aug
Slough, Buckinghamshire, UK

Burnham Beeches Half Marathon and 10K | Half Marathon

  • 13.1 miles multi terrain running
  • Fri 14 Aug
Egham, Surrey, UK

Midweek Medal Madness Run August | Half Marathon

  • 13.1 miles trail running
  • Sun 13 Sep
Dorking, Surrey, UK

Bacchus Wine Half Marathon

  • 13.1 miles trail running + 1427 ft ascent
  • Sun 13 Sep
Brockenhurst, Hampshire, UK

The Garmin New Forest Marathon | Half Marathon

  • 13.1 miles multi terrain running + 150 ft ascent
  • Sun 27 Sep
Horsham, West Sussex, UK

Run Barns Green

  • Fun run
  • 5K run
  • 10K run
  • Half marathon
  • Sat 3 Oct
Lewes, East Sussex, UK

Dark Downs Half Marathon

  • 13.8 miles trail running + 1686 ft ascent
  • Sun 4 Oct
Basingstoke, Hampshire, UK

Destination Basingstoke Phillips Law Half Marathon, 10K & 5K | Half Marathon

  • 13.1 miles road running + 872 ft ascent
  • Sun 4 Oct
Stockbridge, Hampshire, UK

Clarendon Marathon | Half Marathon

  • 13 miles multi terrain running
  • Sun 18 Oct
Maidstone, Kent, UK

Maidstone Half Marathon

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

River Thames Half Marathon

  • 13.1 miles road running
  • Sun 25 Oct
Windsor, Buckinghamshire, UK

Windsor Dorney Lakeside Half Marathon

  • 13.1 miles road running

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