Trail Half marathons in South East in May 2026
Find trail half marathons in South East in May 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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- Mon 4 May
- £20-£27
Bank Holiday Madness May | Half Marathon
Come and join the day of running and aim to complete a midweek half marathon within the 7-hour time limit on a scenic course then receive a fantastic medal and goody bag at the finish!
- 13.1 miles trail running
- Sat 9 May
- £43-£45
Magna Carta Summer | Half Marathon
The Magna Carta Half Marathon is based in scenic Runnymede right near the historic site where the treaty of Magna Carta was agreed by King John of England and signed on 15th June 1215.
- 13.1 miles trail running + 70 ft ascent
- Sun 10 May
- £16-£35
The Spring Lucky Dip Run
Come and join the Spring Lucky Dip Run! There is no set medal for this race; instead, you will get to choose your own from a selection of medals from past events!
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Fri 1 May
- £20-£27
Midweek Chasing Numbers May | Half Marathon
- 13.1 miles trail running
- Sun 10 May
- £40-£42
Goring Gap Trails | Run - Half Marathon
- 13.1 miles trail running + 102 m ascent
- Sun 10 May
- £40-£42
The Rathfinny Run 10.7K and Half Marathon | Half Marathon
- 21.4 km trail running
- Sat 23 May
- £42-£44
Seven Sisters Half Marathon
- 13.1 miles trail running + 2057 ft ascent