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Trail runs in South East
Find trail runs in South East in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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- Sat 14 Mar 2026
Staines, Surrey, UK
London Marathon Long Training Run - Day 2
- 7 hrs trail running + 0 ft ascent
- Sat 21 Mar 2026
Staines, Surrey, UK
London Marathon Long Training Run - Day 3
- 7 hrs trail running + 0 ft ascent
- Sun 29 Mar 2026
Arundel, West Sussex, UK
Springtide Half Marathon
- 13.5 miles trail running + 1175 ft ascent
- Sat 4 Apr 2026
Staines, Surrey, UK
London Marathon Long Training Run - Day 5
- 7 hrs trail running + 0 ft ascent
- Sat 11 Apr 2026
Midhurst, West Sussex, UK
Cowdray Estate Trail Run Series - Spring
- 5K run
- CaniCross 3
- 10K run
- 10 miler
- Sun 3 May 2026
Lancing, West Sussex, UK
Three Forts Challenge | 5 Mile Trail Run
- 5 miles trail running + 553 ft ascent
- Sat 9 - Sun 10 May 2026
Reading, Berkshire, UK
Goring Gap Trails
- Ultra run 2
- Long distance walk
- Short walk 2
- Half marathon
- Sat 23 May 2026
Eastbourne, East Sussex, UK
Seven Sisters Half Marathon
- 13.1 miles trail running + 2057 ft ascent
- Sat 20 Jun 2026
Milton Keynes, Buckinghamshire, UK
Three Shires Way Ultra & Marathon | Ultra
- 50 miles trail running + 1349 ft ascent
- Fri 26 Jun 2026
Midhurst, West Sussex, UK
Cowdray Estate Trail Run Series - Summer
- 5K run
- CaniCross 2
- 10K run
- Sun 5 Jul 2026
Aylesbury, Buckinghamshire, UK
Chiltern Ridge Half Marathon
- 21.3 km trail running + 526 m ascent
- Sat 3 Oct 2026
Lewes, East Sussex, UK
Dark Downs Half Marathon
- 13.8 miles trail running + 1686 ft ascent