126
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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MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sun 8 Mar
- £28-£40
Tonbridge, Kent, UK
Lambert & Foster Paddock Wood Half Marathon
- 13.1 miles road running
- Sun 8 Mar
- £44
Dorking, Surrey, UK
Leith Hill Half Marathon
- 13.1 miles trail running + 1778 ft ascent
- Sun 15 Mar
- £37
Milton Keynes, Buckinghamshire, UK
Milton Keynes Festival of Running | Half Marathon
- 13.1 miles road running
- Sun 22 Mar
- £30-£35
Herne Bay, Kent, UK
Run Whitstable & Herne Bay Spring 5K, 10K and Half Marathon | Half Marathon
- 13.1 miles road running
- Sun 22 Mar
- £42-£44
Milton Keynes, Buckinghamshire, UK
Twin Lakes 20 | 20 Mile
- 20 miles multi terrain running
- Sun 22 Mar
- £25
Redhill, Surrey, UK
Y2Y North Downs Trek / Run | Half Marathon Run
- 14 miles road running
- Sun 29 Mar
- £44-£46
Arundel, West Sussex, UK
Springtide Half Marathon
- 13.5 miles trail running + 1175 ft ascent
- Sun 29 Mar
- £30-£40
Margate, Kent, UK
Kent Coastal Half Marathon & 10K | Half Marathon
- 13.1 miles road running
- Sat 11 Apr
- £10-£49
Brighton, East Sussex, UK
The Maverick East Sussex Trail | Half Marathon - 21K
- 21 km trail running
- Sun 19 Apr
- From £40
Tunbridge Wells, East Sussex, UK
Eridge Park - Trail Half Marathon & 10K | Half Marathon
- 13.1 miles trail running
- Sun 19 Apr
- £40
Basingstoke, Hampshire, UK
Dell 10K & Half Marathon | Half Marathon
- 13.1 miles trail running
- Sun 26 Apr
- £31-£40
Farnham, Hampshire, UK
Bolt Round the Holt | Half Marathon
- 13.1 miles xc running + 1013 ft ascent
- Sun 3 May
- From £45
Southampton, Hampshire, UK
ABP Southampton Half Marathon
- 13.1 miles road running + 152 m ascent
- Sun 3 May
- £35
Lancing, West Sussex, UK
Three Forts Challenge | Half Marathon
- 13.1 miles multi terrain running + 1455 ft ascent
- Sun 10 May
- £40-£42
Reading, Berkshire, UK
Goring Gap Trails | Run - Half Marathon
- 13.1 miles trail running + 102 m ascent
- Sun 10 May
- £40-£42
Polegate, East Sussex, UK
The Rathfinny Run 10.7K and Half Marathon | Half Marathon
- 21.4 km trail running
- Sat 16 May
- £119-£129.99
Henley-on-Thames, Buckinghamshire, UK
London West Spartan Trifecta Weekend | Beast 21K
- 21 km multi terrain running
- Sat 23 May
- £42-£44
Eastbourne, East Sussex, UK
Seven Sisters Half Marathon
- 13.1 miles trail running + 2057 ft ascent
- Sun 31 May
- £30-£40
Faversham, Kent, UK
Macknade Half Marathon & 10K | Half Marathon
- 13.1 miles multi terrain running
- Sun 14 Jun
- £53-£55
Kingsclere, Hampshire, UK
The Hampshire Hoppit | Half Marathon
- 13.1 miles trail running + 330 m ascent