Trail Running Calendar London 2026-2027

A three lap, 5 mile multi terrain race around Eastbrookend Country Park on 20 May 2026. The event is the first in the ELVIS 2026 series, uses chip timing and carries a Trail Running Association permit.

A long distance trail challenge from Richmond upon Thames to the Brighton coast with routes from 100 km to shorter distances. The event features marked trails, GPS tracking, staffed rest stops with food and medical support and camping optio..

A muddy 5k obstacle event at Clapham Common with climbs, crawls and slides, wave starts and a minimum age of 13. The event lists facilities such as toilets and refreshments and carries a fundraising target of £50.

A trail marathon in Richmond Park covering 26.2 miles over three laps with start and finish near Sheen Gate. The route is waymarked and supported by drink stations, chip timing, medical cover, marshals and a baggage area.

A trail run and walk through Ealing's parks, greenways and blueways offering 25k and 50k routes. Organised by the charity We Run Ealing, the event starts at Boston Manor Park, finishes at Dicken's Yard, and includes a medal.

MacTuffX London in Twickenham on 30 May 2026 offers solo, doubles and relay formats with ten repeats of either 400 m or 800 m. Entry is restricted to participants aged 18 or over and fees vary by category.

Timed 4.2 mile (6.7 km) laps run on the hour at Redbridge Cycling Centre on a 2 km tarmac loop. Competitors must finish each lap within the hour and the last runner standing is declared the winner.

A three-race Forest Five (mile) series at Jubilee Retreat on 6 June, 4 July and 1 August 2026, with single-race and discounted series entry, age-category aggregate trophies and a third-race ELVIS fixture with team prizes.

Test your endurance at MacTuffX London in Barking. Choose from solo, doubles, or relay categories with interval distances of 10x400m or 10x800m. This event is open to all participants aged 18 and over.

Beyond London on 20 June 2026 offers a fully signed trail event in London with a 55 km ultra and a 25 km route along the Capital Ring, GPX files, feed stations, chip timing and medical support.

Trail races in Trent Country Park, Enfield offering 2 km, 4.5 km and 10 km distances. The senior race is chip timed and run under UKA rules while junior and fun races have additional marshals.

A charity 5k obstacle run at Blackheath Common on 28 June 2026 where participants climb, crawl and slide around a mainly grassy course while raising funds for cancer research. Wave starts, on-site refreshments and toilets are provided.

Race 2 of the Orion Harriers Forest Five series takes place on 04 July 2026 at Jubilee Retreat as part of a three-race series with age-category aggregate trophies and prizes for individual and team placings.

A 24-hour multi-terrain relay or solo race near RM13 with teams of 2 to 8, repeated 5.75 mile laps, free camping and on-site catering, showers and first aid. Entry fees are published from £89 to £110.

A muddy 5k obstacle course at Beckenham Place Park where participants climb, crawl and slide across grass and paths with steep inclines. Open to ages 13 and over with a published fundraising target and event facilities on site.

Interval-based running event in London on 1 August 2026 offering 10x400m and 10x800m formats. Categories include solo, doubles and relay entries with fees from £65 to £165; all entrants must be 18 or older.

Third race of the Forest Five mile series on 1 August 2026, held as Orion Harriers' ELVIS fixture. The event awards individual and team trophies and offers a discounted series rate with age-category aggregate prizes.

A trail marathon and half marathon on part of the Vanguard Way national trail on Sunday 2 August 2026, featuring varied parkland and North Downs terrain, course maps, photos and published results.

A riverside race series from Barnes along the Thames Path offering 10 km, half marathon and marathon distances. Flat out and back courses are marked and marshalled with staffed checkpoints and professional medical cover.

Combined half and full marathons run through Richmond Park on 23 August 2026, using a lap route from Sheen Gate that follows the Tamsin Trail with aid stations and finishers receiving a medal, mug and buff.