Trail Running calendar near London Borough of Enfield 2026-2027

A social summer trail run in Chelmsford on 23 July 2026 with a GPX/Strava route, a brewery checkpoint drink, a finish bar drink and a 2026 finishers medal; the event is currently full with a waiting list.

A 7 hour timed challenge along the River Thames with lap based distances and official medals from 3 km. The event offers goody bags including a vegan option plus distance pins for half marathon and longer.

A Friday running event on a flat 5.3 km out-and-back riverside lap near Walton on Thames offering distances from 5 km to ultra and finishers' medals including spinning Rubber Ducky designs.

A timed, lap format run along The Itchen Way in Winchester with a professionally measured, permitted course. Runners may complete multiple 2.62 mile laps up to ultra distance and receive a bespoke finisher's medal and aid station provisions..

A 5k obstacle event at Priory Park, Bedford where participants climb, crawl and slide over a mixed grass and tarmac course. The event is for ages 13 and over, includes a fundraising target and awards a finishers' medal.

Trail races from Queen Elizabeth Country Park across sections of the South Downs Way, offered at 12K, 25K and 50K, with marked routes, stocked aid stations, marshals and a serviced event village plus chip timing and finish medals.

Bright Skies Surrey Hills is a daytime trail event at Denbies Wine Estate with marathon, half marathon, 10K and children's races. The marathon features a self navigation first half with checkpoints and a fully marked second half.

A circular half marathon trail run on the Ridgeway that visits Ashdown House and the original White Horse Hill. The route is described as undulating and the event is held under UK Athletics rules with a Trail Running Association permit.

Flat trail races at Summerleaze Park on 26 July 2026, offering 5K, 10K and a Half Marathon with marked routes, marshals, chip timing and post-race goodies.

A 7.5km trail loop around Westfield on 26 July 2026 with over 80% trail, course marshals and prizes for first male and female. Entry is limited to 60 runners and tea and cake are served afterwards.

A looped trail event from Guildford across the North Downs in Surrey offering 50 km, 25 km and 10 km options with covered rest stops, GPS tracking, medical support, camping and shuttle transfers, plus a finishers medal and t shirt.

MacTuffX London at Finsbury Park on 1 August 2026 combines ten functional Xercises with repeated runs in solo, doubles and five person relay formats. Standard and LITE weight divisions are available and results appear on a detailed leaderbo..

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.

Out and back marathon and a half marathon on part of the Vanguard Way near Croydon. Routes pass woodland, the North Downs and Greensand Ridge; the organiser provides race T shirts and post race goody bags.

A 10 mile multi terrain race through the South Downs National Park organised by Liss Runners volunteers. The route uses lanes, tracks and footpaths, includes mile markers and two water stations, and finishes at War Memorial Sports Ground wi..

A 49 mile point to point ultra along the Thames Path from Oxford to Henley with three checkpoints supplying water and food. Finishers receive a bespoke medal and a choice of technical t shirt mug or hat.

A timed Friday run on a 5.3 km out and back towpath loop along the River Thames. The event is promoted as a ten pound charity entry for Rays of Sunshine and includes a double sided finisher medal.

A 47 mile point to point ultramarathon along the Thames from Henley to Kingston, with three checkpoints offering food and drink, mandatory navigation kit and a required average pace to remain in the race.

A 12 hour multi terrain lap event at Riverside Park, St Neots, held alongside two triathlons as part of a festival. Entries are Solo, Pair or Teams of 3 to 6; awards, medals, family activities and camping are provided.

A 103 mile trail run along the North Downs Way from Farnham to Ashford with 11,000 ft of climb and a 30 hour limit. The route is mostly off road, features 12 aid stations, mandatory kit rules and entry qualifications.