Trail Running calendar near Guildford 2026-2027

We have found 529 Trailruns within 80 miles of Guildford. See below where and when you can find the races.

Follow the ancient Ridgeway track on a 40 mile linear journey through the chalk downlands of Wiltshire, Oxfordshire, and Berkshire. This point to point event offers a historic route for both walkers and runners.

Test your endurance at Stanmer Park by completing 4.167 miles every hour until only one runner remains. This out and back course offers a personal challenge with support facilities and refreshments for all participants.

Experience an award winning obstacle course at the Secret Nuclear Bunker Estate featuring signature challenges like the Deathslide and zip lines. With distances from 1.5km to 38km, there is a muddy adventure for every participant.

Test your limits at the British OCR Championship in Essex. This 12km+ elite course features over 60 technical obstacles and serves as a qualifying event for both European and World Championships.

This event on the Thames features 10K, half, and marathon distances on scenic riverside paths. Starting from the Wraysbury Skiff Club, the courses use fully marked out-and-back loops. The area near Runnymede offers beautiful countryside and..

Conquer the mud at the Secret Nuclear Bunker Estate with courses ranging from 1.5 km to 38 km. Experience signature obstacles like the Deathslide and zip lines in this award winning Essex event.

Experience the twilight beauty of Ardingly Reservoir during this evening run in West Sussex. Choose between a 5K or 10K distance on an undulating trail course featuring scenic water views and a finisher medal.

A 30th edition road marathon in North Essex, organised by Halstead Road Runners, featuring a scenic low-traffic course, championship eligibility for Essex residents, limited entries and specific no-refund entry conditions.

Off-road 10k, 5k and junior runs at Milton Creek Country Park on 10 May 2026. The event supports the Oliver Fisher Special Care Baby Trust and includes medals, prizes, pacers and limited free on-site parking.

A trail race at Rathfinny Wine Estate offering 10.7 km and 21.4 km loops with a carbon-neutral approach, recycled medals, cup-less provision and fundraising support for the WOLO Foundation.

A self-guided 13-mile run along Letchworth's scenic Greenway trail. This is a run, not a race, due to road crossings. Finishers get a wooden medal and refreshments, with profits supporting a local youth mental health charity.

Experience a scenic trail run through the South Downs featuring 20k, 10k, and junior distances. This well organized event includes chip timing, finisher medals, and hilly routes with views over the Cowdray and West Dean Estates.

Join the Dilton Dash on 10 May 2026 at Dilton Marsh for scenic multi terrain 10K, 3K and 1/2K fun runs supporting village causes. Expect stiles and gates, medals for all finishers and prizes for winners.

Explore the beautiful Chiltern Hills on this guided 30km trail running adventure. Enjoy 500m of ascent through woodlands and ridges with professional run leaders and a finishers medal included.

Experience a vibrant trail running series at Dunstable Downs or Bristol. With distances from 1km to 10km, this inclusive event features live music and food for a complete carnival atmosphere.

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..

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.

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.

Enjoy a scenic trail run or walk through the village of East Hendred on an undulating 5k course. Kids can also join the fun with a 1k obstacle run around the sportsground.

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.