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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- Sat 28 Mar 2026
- £23-£35
- Sat 28 Mar 2026
- £23-£35
Milkshake Meander | Half Marathon
"My milkshake brings all the boys to the yard"...not quite sure where we're going with this but come and join Saturn Running for our Milkshake Meander event!
- Enter online
- Age 17 & over
- 13.1 miles trail running + 0 ft ascent
- Sun 29 Mar 2026
- £26-£37.50
- Sun 29 Mar 2026
- £26-£37.50
Running Tribe Races | Mar | Half Marathon
A new and unique concept where you turn up ready to conquer a Half Marathon but if you're feeling great tackle a Marathon, or go easy and run a cool 10km depending on how you feel on the day!
- Enter online
- Hilly
- Age 16 & over
- 13.1 miles multi terrain running + 3002 ft ascent
- Sun 29 Mar 2026
- £31
- Sun 29 Mar 2026
- £31
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.
- Chip timing
- Enter online
- Flat
- PB
- Age 17 & over
- 13.1 miles road running + 104 ft ascent
- Thu 2 Apr 2026
- £23-£35
- Thu 2 Apr 2026
- £23-£35
Eggcellent Easter Orange Run | Half Marathon
The Eggcellent Easter Orange Run is the first event in the five day series where you can earn the fantastic easter egg medal in orange!
- Enter online
- Age 17 & over
- 13.1 miles trail running + 0 ft ascent
- Fri 3 Apr 2026
- £23-£35
- Fri 3 Apr 2026
- £23-£35
Eggcellent Easter Pink Run | Half Marathon
The Eggcellent Easter Pink Run is the second event in the five day series where you can earn the fantastic easter egg medal, this time in pink!
- Enter online
- Age 17 & over
- 13.1 miles trail running + 0 ft ascent
- Sat 4 Apr 2026
- £23-£35
- Sat 4 Apr 2026
- £23-£35
Eggcellent Easter Green Run | Half Marathon
The Eggcellent Easter Green Run is the third event in the five day series where you can earn the fantastic easter egg medal, this time in green!
- Enter online
- Age 17 & over
- 13.1 miles trail running + 0 ft ascent
- Sun 5 Apr 2026
- £23-£35
- Sun 5 Apr 2026
- £23-£35
Eggcellent Easter Purple Run | Half Marathon
The Eggcellent Easter Purple Run is the fourth event in the five day series where you can earn the fantastic easter egg medal, this time in purple!
- Enter online
- Age 17 & over
- 13.1 miles trail running + 0 ft ascent
- Mon 6 Apr 2026
- £23-£35
- Mon 6 Apr 2026
- £23-£35
Eggcellent Easter Blue Run | Half Marathon
The Eggcellent Easter Blue Run is the fifth and final event in the five day series where you can earn the fantastic easter egg medal, this time in blue!
- Enter online
- Age 17 & over
- 13.1 miles trail running + 0 ft ascent
- Sat 11 Apr 2026
- £23-£35
- Sat 11 Apr 2026
- £23-£35
Love it or Hate it Run | Half Marathon
Come and get involved in this Love it or Hate it Run!
- Enter online
- Age 17 & over
- 13.1 miles trail running + 0 ft ascent
- Fri 17 Apr 2026
- £20-£27
- Fri 17 Apr 2026
- £20-£27
Midweek Medal Madness Run | Half Marathon
The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.
- Enter online
- Age 17 & over
- 13.1 miles trail running + 0 ft ascent
- Sun 19 Apr 2026
- £29
- Sun 19 Apr 2026
- £29
Kent Spring Half Marathon
A superbly crafted spring half marathon through some of Kent's prettiest countryside for your racing pleasure... Will you accept the challenge?
- Enter online
- Undulating
- Age 17 & over
- 13.1 miles multi terrain running + 721 ft ascent
- Sun 3 May 2026
- 1 charity
- Sun 3 May 2026
- 1 charity
ABP Southampton Half Marathon
A single lap of the marathon course which offers a spectacular route including green parks, shoreline and riverside views, starting and finishing at the iconic Southampton Guildhall.
- Chip timing
- Enter online
- Age 17 & over
- 13.1 miles road running + 152 m ascent
- Sun 3 May 2026
- £36-£38
- Sun 3 May 2026
- £36-£38
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.
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 17 & over
- 13.1 miles road running + 37 m ascent
- Mon 4 May 2026
- £40-£50
- Mon 4 May 2026
- £40-£50
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.
- Chip timing
- Enter online
- GPS tracking
- Flat
- PB
- Traffic free
- Age 17 & over
- 13.1 miles road running + 518 ft ascent
- Sat 13 Jun 2026
- £43-£45
- Sat 13 Jun 2026
- £43-£45
Bewl Water Summer | Half Marathon
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon on the same day was previously rated one of the top UK marathons.
- Chip timing
- Enter online
- Hilly
- Age 17-80
- 13.1 miles trail running + 710 ft ascent
- Sat 6 Sep
The Shere 42K, 21K & 10K Multi Terrain Event | 21K
- 21 km multi terrain running + 543 m ascent
- Sun 7 Sep
The Sufferings | Half Marathon
- 13.1 miles trail running + 2126 ft ascent
- Sun 7 Sep
Julie Rose Marathon & Half Marathon | Half Marathon
- 13.1 miles track and field
- Sun 14 Sep
The Garmin New Forest Marathon | Half Marathon
- 13.1 miles multi terrain running + 150 ft ascent
- Sun 21 Sep
Hospice Run | Half Marathon
- 13.1 miles road running + 1174 ft ascent
- Sun 21 Sep
Winchester Half Marathon | Half Marathon
- 13.1 miles road running + 841 ft ascent