Trail Running calendar near Dunstable Downs 2026-2027

A 5k muddy obstacle course at Priory Park, Bedford on 25 July 2026, held in waves and aimed at participants aged 13 and over; the event lists toilets, refreshments and parking but is not suitable for wheelchairs or pushchairs.

City to Sea 2026 is a two-day running event in London on 25 and 26 July 2026 featuring an ultra marathon for individual age group entries. The start is at Station Approach SE1 8SW and the listed entry fee is USD 120.

A one-lap 10 km trail run through Garendon Park on Sunday 26 July 2026, licensed and chip timed with a 400 runner limit. The undulating course mixes open stretches and wooded paths and includes race photos and a technical finisher T shirt.

Trail races of 12K, 25K and 50K start from Queen Elizabeth Country Park and follow sections of the South Downs Way with grassy tracks and chalk downland. Routes are waymarked and supported by marshals, aid stations and chip timing.

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.

Timed laps on a 2.62 mile out and back canal route with flexible distance options from 5 km up to ultra and a seven hour time limit. Both in person and virtual entries receive a physical medal.

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 offers solo, doubles and relay functional fitness races combining ten Xercises with running segments and an optional LITE weight division; 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.

Experience a flat multi-terrain race through the historic grade II listed grounds of Elvaston Castle Country Park. Choose between chip-timed 5k, 10k, and half marathon distances in a scenic parkland setting.

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.

Circular 18.5, 26.5 and 30 mile canal and river routes around Birmingham on mostly off road, low ascent terrain. Starts and finishes at Moseley Rugby Club and includes checkpoints with food, a finish meal, showers and free parking.

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 four-day, 184-mile Thames Path ultra from the river source to the Thames Barrier with daily stages, included accommodation for days one to three, bespoke finisher medals and compulsory mandatory kit and minimum pace requirements.

A 57 mile point to point ultramarathon along the Thames Path from Kemble to Oxford with four checkpoints, mandatory kit requirements and a minimum average pace of 4.0 miles per hour. All finishers receive a bespoke medal and an MTC head vis..

A 49 mile point to point ultra along the Thames from Oxford to Henley with three checkpoints, mandatory GPS or phone navigation, a bespoke finishers' 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.