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Half marathons in South East

Find half marathons near me in South East for 2025/2026 - filter by date or location, display on a map or use the advanced search to find your perfect race.

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  • Sun 30 Nov
Reading, Berkshire, UK

Mapledurham 10 & Half | Half Marathon

  • 13.1 miles trail running + 319 m ascent
  • Sun 7 Dec
Milton Keynes, Buckinghamshire, UK

Milton Keynes Winter Half Marathon

  • 13.1 miles road running + 415 ft ascent
  • Sun 7 Dec
Chichester, West Sussex, UK

Running GP at Goodwood Motor Circuit | 20 Mile

  • 20 miles road running
  • Sun 7 Dec
Chichester, West Sussex, UK

Running GP at Goodwood Motor Circuit | Half Marathon

  • 13.1 miles road running
  • Sun 21 Dec
Southsea, Hampshire, UK

Portsmouth Coastal Waterside Marathon Events | Festive Half Marathon

  • 13.1 miles multi terrain running
  • Sun 28 Dec
Walton-on-Thames, Surrey, UK

Year End Marathon & Half Marathon | Half Marathon

  • 13.1 miles trail running
  • Sat 7 Feb 2026
Portsmouth, Hampshire, UK

Portsmouth Coastal Half Marathon

  • 13.1 miles multi terrain running
  • Sun 8 Feb 2026
Portsmouth, Hampshire, UK

Langstone Harbour Half Marathon

  • 13.1 miles multi terrain running
  • Sun 8 Feb 2026
Henley-on-Thames, Buckinghamshire, UK

The One in the Woods | Henley | Half Marathon

  • 13.1 miles trail running
  • Sun 15 Feb 2026
Deal, Kent, UK

Deal Half Marathon | Half Marathon

  • 13.1 miles road running
  • Sun 22 Feb 2026
Milton Keynes, Buckinghamshire, UK

The Milton Keynes 5K, 10K and Half Marathon Winter Warmer Run | Half Marathon

  • 13.1 miles trail running + 124 m ascent
  • Sun 22 Feb 2026
Romsey, Hampshire, UK

Awbridge Half Marathon & 10 Mile | Half Marathon

  • 13.1 miles trail running
  • Sun 22 Feb 2026
Wokingham, Berkshire, UK

David Cliff Wokingham Half Marathon | Half Marathon

  • 13.1 miles road running
  • Sat 7 Mar 2026
Eastbourne, East Sussex, UK

EnduranceLife - Sussex | Half Marathon

  • 13.1 miles trail running + 2185 ft ascent
  • Sun 8 Mar 2026
Eastbourne, East Sussex, UK

Eastbourne Half Marathon

  • 13.1 miles road running + 166 m ascent
  • Sun 8 Mar 2026
Tonbridge, Kent, UK

Lambert & Foster Paddock Wood Half Marathon

  • 13.1 miles road running
  • Sun 8 Mar 2026
Dorking, Surrey, UK

Leith Hill Half Marathon

  • 13.1 miles trail running + 1778 ft ascent
  • Sun 22 Mar 2026
Milton Keynes, Buckinghamshire, UK

Twin Lakes 20 | 20 Mile

  • 20 miles multi terrain running
  • Sun 29 Mar 2026
Arundel, West Sussex, UK

Springtide Half Marathon

  • 13.5 miles trail running + 1175 ft ascent
  • Sun 3 May 2026
Lancing, West Sussex, UK

Three Forts Challenge | Half Marathon

  • 13.1 miles multi terrain running + 1455 ft ascent
  • Sun 10 May 2026
Reading, Berkshire, UK

Goring Gap Trails | Run - Half Marathon

  • 13.1 miles trail running + 102 m ascent
  • Sat 16 May 2026
Henley-on-Thames, Buckinghamshire, UK

London West Spartan Trifecta Weekend | Beast 21K

  • 21 km multi terrain running
  • Sat 23 May 2026
Eastbourne, East Sussex, UK

Seven Sisters Half Marathon

  • 13.1 miles trail running + 2057 ft ascent
  • Sun 5 Jul 2026
Aylesbury, Buckinghamshire, UK

Chiltern Ridge Half Marathon

  • 21.3 km trail running + 526 m ascent
  • Sat 18 Jul 2026
Henley-on-Thames, Buckinghamshire, UK

The Ciderthon

  • 13.1 miles multi terrain running

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