Trail Running Calendar United Kingdom 2026-2027

An inclusive UK trail running series offering 1K, 5K, 10K and kids races with free entry for under 16s, held at Dunstable Downs in May and Blaise Castle Estate in October 2026, with activities, food and live music.

Hairy Legs is a cross-country charity event for all ages, held on a scenic, hilly woodland course. Distances are based on unmeasured loops, and there are solo, relay, and shorter youth options. Fancy dress is encouraged, with prizes and a f..

Run a scenic 10km loop through the bluebell-filled Yarrow Valley. The woodland and riverside trail includes picturesque river crossings. Finish at the Flaming Grill Pub to collect your medal and celebrate.

Experience a scenic single lap trail race through the bluebell woods of Hampton Estate and Puttenham Common. Enjoy chip timed racing with bespoke medals and onsite refreshments in a beautiful Surrey setting.

Scorton 10k and 15k Trail Run on 10 May 2026 near Scorton, Preston features fully marked routes across tracks and fields and climbs to Nicky Nook for wide views over Lancashire. Two distances are offered and entries are via SiEntries.

A multi-distance trail event in the Cotswolds on 10th May 2026, featuring quarter, half, marathon and Ultra 40 routes across trails, towpaths and commons with marked routes, checkpoints and on-course water.

A 10 km trail race in Chopwell Woods with an unconventional staggered start where runners choose when to begin and the clock runs continuously. Entrants must be 16 or older and entries are handled through SiEntries.

Trail runs through Margam Country Park offering 5 km, 10 km and Half Marathon routes with live chip timing. Canicross is allowed and finishers receive a medal, merchandise and refreshments.

An off-road 10 km race on Sunday 10 May 2026 starting and finishing at Trevornick Holiday Park near Newquay, running over Cubert Common and the Cornish Coast Path with coastal cliff side elevation.

A community 5k trail run and walk around East Hendred with a separate 1k kids event on the Sportsground. Entries are limited and close on 8 May 2026.

Experience a ten mile multi terrain lap through the scenic Cotswold countryside and Coln Valley. This undulating course features fields, footpaths, and a river crossing near the historic Chedworth Roman Villa.

A cross country event in Little Gaddesden on 10 May 2026 offering 10K, 5K and mini races for under 7s. Pre registration and on the day fees apply and medals are awarded to all finishers.

Experience an off road running event in the Clwydian Range featuring marathon, half marathon, and 10k distances. Take on hilly trails with sustainable local support and options for canicross runners.

A five mile trail race on 10 May 2026 at Clock Face Country Park organised by Widnes Running Club in memory of Chris Lam, using chip timing with prizes for the top three men and women.

Experience the landscape of Bollington with a choice of a half marathon or 10k trail run. Conquer the climbs of White Nancy and Kerridge to earn a bespoke finishers medal in this chip timed event.

An off-road 10K along the Llangollen Canal on 10 May 2026, based at Llangollen Leisure Centre. The event also includes a kids 1 mile; entries include a Bespoke finisher medal and have specific age, refund and image use rules.

A measured, chip timed 5 km race through canals and trails in Middlewich on 10 May 2026. The 5k is sold out but limited places remain for the Family Fun Run and all finishers receive a medal and goodie bag.

Trail races at Dalkeith Country Park raising funds for MYPAS, with chip-timed 1 km, 5 km and 10 km options, volunteer-run organisation and handmade finisher medals.

A charity trail event at Pollok Country Park on 10 May 2026 offering 5 km and 10 km multi-terrain routes, manual timing, finishers goody bags, water and first aid, with all profits donated to Bike For Good.

A 5k obstacle event at Beveridge Park on 10 May 2026 where participants climb, crawl and slide around a looped course with steep hills. Entry includes a medal and fundraising support, with a minimum fundraising target of £50.