Trail Running calendar near Dorking 2026-2027

Celebrate a 50th anniversary with a chip timed 5 mile trail race through the scenic woodland of Queen Elizabeth Country Park. This summer cross country event offers a friendly club atmosphere and post race refreshments.

A 10 km mixed trail and road race in Valley Park and Knightwood, Chandler's Ford, split into five stages with recovery intervals that do not count toward overall time. Live chip timing, prizes, and a portion of proceeds donated to the Woodl..

Enjoy a 10k trail run through Chelmsford featuring a unique brewery checkpoint. This non competitive event includes mid race and finishers drinks along with a commemorative medal for all participants.

Enjoy a flexible seven hour timed challenge along the scenic River Thames in Egham. Run as many laps as you choose to earn themed medals and distance pins on a flat and fully signed course.

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..

Experience the scenic beauty of the South Downs Way with trail races starting from Queen Elizabeth Country Park. Choose between three distances featuring woodland paths and panoramic views across Hampshire and Sussex.

A daytime trail event at Denbies Wine Estate in the Surrey Hills offering marathon, half marathon, 10K with canic races and 1K/2K kids races; the marathon requires self navigation and all checkpoints must be reached.

A circular half marathon on the Ridgeway that passes National Trust sites Ashdown House and the original White Horse Hill; the route is undulating and the race is held under UK Athletics rules with a Trail Running Association permit.

Looped trail routes from a Guildford basecamp across the North Downs provide 50 km, 25 km and 10 km options with full rest stop, medical and GPS app support. Categories include Ultra March for target-paced walkers and Trailblazerz for faste..

An inflatable 5K obstacle course takes place in Bournemouth, Dorset on Saturday 1 August 2026. The 2026 edition follows previous events at Norfolk Showground and received positive feedback about staff and obstacles.

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.

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.

Experience a four day endurance race covering 184 miles along the River Thames. This multi stage event features four unique ultra marathons and requires participants to be self sufficient while navigating the historic river path.

Experience a 57 mile point to point ultra marathon following the scenic Thames Path from Kemble to Oxford. Enjoy a well supported route featuring multiple checkpoints, bespoke finisher medals, and trophies for top performers.

A 49 mile Thames Path ultra forming stage two of a four stage Thames Challenge, the Oxford Ultra runs along the river through several Oxfordshire towns, includes three staffed checkpoints and requires participants to carry mandatory navigat..

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 ultra along the Thames from Henley to Kingston with three checkpoints offering food and drink. Finishers receive a bespoke medal and technical race kit and a 4.0 mph minimum pace is enforced.

ATW Odyssey12 is a 12 hour multi-terrain lap run at Riverside Park St Neots on 8 August 2026, held within the ATW First to Full Triathlon Festival. Entries are available solo, as pairs, or teams of 3 to 6.

A 103 mile trail race along the North Downs Way from Farnham to Ashford with 11,000 feet of ascent, 12 aid stations and a 30 hour cut off. The route is mostly trail and includes navigation using national trail markers.