Trail runs in London
Find trail runs in London 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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Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sun 8 Mar
- £33-£55
Thames Meander Spring
Previously rated one of the top 10 UK marathons by Runners World! Stunningly scenic riverside routes along the Thames towpath. Flat, fast and very runnable with great support, medal and photo.
- 10K run
- Half marathon
- Marathon
- Sat 20 Jun
- £50-£85
Beyond London
Think you know London? Go beyond your usual route to see a different side of the nation’s capital on an inclusive and welcoming trail route or ultra with outstanding support, views and landmarks.
- Trail run
- Ultra run
- Sun 9 Aug
- £33-£55
Thames Meander Summer
Previously rated one of the top 10 UK marathons by Runners World! Stunningly scenic riverside routes along the Thames towpath. Flat, fast and very runnable with great support, medal and photo.
- 10K run
- Half marathon
- Marathon
- Sun 4 Oct
- £33-£55
Thames Meander Autumn
Previously rated one of the top 10 UK marathons by Runners World! Stunningly scenic riverside routes along the Thames towpath. Flat, fast and very runnable with great support, medal and photo.
- 10K run
- Half marathon
- Marathon
- Sun 15 Mar
- £25-£35
The Richmond Spring Riverside 10K and Half Marathon Run
- 10K run
- Half marathon
- Sat 23 - Sun 24 May
- £89-£199
London 2 Brighton Ultra Challenge
- Trail run 3
- Ultra run 2
- Marathon
- 100K ultra run 2
- Fri 11 - Sun 13 Sep
- £39-£199
Thames Path Ultra Challenge
- 100K ultra run 2
- 50K ultra run 2
- Trail run 4
- Charity walk 4
- Ultra run
- + 1 more race