Trail Running calendar near Marlborough 2026-2027

We have found 575 Trailruns within 80 miles of Marlborough. See below where and when you can find the races.

Wild Run Cotswolds showcases rugged off road trails on a private estate with fully marked routes, chip timing and a family friendly supporter zone. Entries are limited to 600; choose 10K, half, marathon or the six hour 360 challenge.

Experience a flat and fast riverside trail race along the scenic Thames Path in Richmond. Choose from 10km, half marathon, or marathon distances on a well marshalled out and back course.

Experience a scenic trail half marathon through the Quantock Hills featuring technical forest paths and open moorland. This UTMB index event offers on site camping and a rugged course with stream crossings for all finishers.

Choose from 25 km, 40 km, or 50 km routes in this self-navigated challenge through the Thames Valley. Starting from Marlow, this event features supported checkpoints and a group meal at the finish.

Test your endurance at MacTuffX Brierley Hill in October 2026. Choose between 400m and 800m intervals in solo, double, or relay formats for a unique racing experience. This event is open to all participants aged 18 and over.

Experience a scenic multi terrain race through East Grinstead dedicated to local charities. This friendly event features a flat course along bridleways and residential roads with chip timing and a sustainable finisher medal.

Timed trail event in the Forest of Bere using a 3.28 mile out and back lap with distances from 5 km to ultra. Aid station offers sweet and savoury food including potatoes and vegan options; 20% of proceeds support Forestry England.

A flexible 6-hour timed run along the flat Jubilee River towpath. Run one 5.24-mile lap or see how many you can complete. The scenic route passes through countryside with views towards Windsor Castle.

Test your endurance at Turvey House with a 6.7 km loop every hour on the hour. Choose to run solo, in a pair, or join the capped eight hour challenge in this unique last person standing format.

Experience the bouncy inflatable obstacle course at Cheltenham Racecourse. Choose between several distances and navigate through a series of large inflatables while earning your finisher medal.

Experience the iconic trails of Surrey with a choice of three distances through woodland paths and ridgelines. Enjoy a chip timed challenge featuring elevation and scenic views at Box Hill.

UTMB Index

Experience a 55 km journey through the scenic Forest of Dean featuring technical trails and river views. This self navigation ultra marathon offers dedicated support and a separate category for Canicross runners.

Discover the scenic trails of the Chiltern Hills in this guided 21 km autumn running adventure. Led by qualified guides, this event focuses on group camaraderie and trail techniques across beautiful undulating woodlands.

Choose a scenic 10k or shorter 5k through the Chiltern Hills around Frieth, combining woodland paths and country roads. Expect rolling climbs and panoramic views for a rewarding, hilly challenge for road and trail runners.

The Titsey Trail 10k is a community running event held on Sunday, 11th October 2026. Organized by runners for runners, it raises funds for a variety of local charities.

The FOOBS Trail and Fun Runs return in October. Choose from a chip timed 10K, 6K, or a family friendly 2K fun run through the countryside near Old Basing. The event supports local schools through community fundraising.

MacTuffX Swindon features a series of repetition based running formats including solo and team categories. Participants choose between multiple 400m or 800m loops in this structured athletic event for adults.

Experience a scenic 15 km trail run starting from Tring and traversing the Ashridge Estate. This historic race features the Ridgeway path and provides participants with the choice of a finisher t-shirt or planting a tree.

Trail running on the Isle of Purbeck and part of the Jurassic Coast on 17 October 2026. Routes include 102 km and 54 km options with marked courses, outposts, mandatory kit lists and a drop bag service for the 102 km.

UTMB Index

A 100 mile trail race through Oxfordshire featuring four 25 mile out and back spurs. Runners navigate the historic Ridgeway and Thames Path trails supported by 16 aid stations and full medical coverage.

UTMB Index