Trail Running calendar near Henley-on-Thames 2026-2027

We have found 587 Trailruns within 80 miles of Henley-on-Thames. See below where and when you can find the races.

A timed riverside event on a 5.3 km out and back Thames course where runners choose how many laps to complete within a seven hour limit. Ten pound entry supports the Rays of Sunshine charity and a double sided medal is awarded.

The Sundowner Trail Marathon on 6 June 2026 is an evening 27 mile trail through saltmarsh, canal towpaths, vineyards and forests. Limited to 50 runners, this intimate race offers checkpoints, a finish memento and a bespoke local beer.

Test your limits at this 24 hour trail relay in Wasing Park. Run as a solo athlete or in teams of up to 12 people on a scenic 8km loop through historic woodland.

Test your limits at Chilton Manor Farm with a 4.16 mile trail loop every hour. Enjoy exclusive access to private Hampshire trails and a supported camping village until only one runner remains.

Run laps through Denbies Wine Estate in the Fire Horse Run, a timed off road challenge on an undulating 5.3 km loop with distances from 5 km to ultra. Pick as many laps as you like within a seven hour window for a flexible, scenic race day.

Complete an historic 46 mile course through Cambridgeshire by foot. This annual event visits four former RAF airbases and can be tackled solo or as a team relay.

Experience the beauty of Ardingly Reservoir during this relaxed midsummer sunset run. Choose between a 5K or 10K distance on an undulating trail course featuring scenic water views and a fully stocked aid station.

Test your endurance at MacTuffX Sutton Coldfield with 400m and 800m interval repetitions. Choose between solo entries, doubles, or relay teams for this intense fitness event designed for participants aged 18 and over.

Experience a unique run through the longest underground railway tunnels in the UK. With distances ranging from 500m to 50km, this event offers flat tunnel paths and scenic routes across the historic city of Bath.

Experience a coastal trail run starting and finishing on the sands of Knoll Beach in Dorset. Choose from four distances between a half marathon and a 54km ultra following the scenic rugged coastline of the Isle of Purbeck.

Experience a scenic trail run through the hilly forest paths of Wendover Woods. This event offers half marathon, 10k, and junior distances with on site amenities like a cafe and adventure playground for the whole family.

Experience a unique seaside running adventure starting from Bournemouth Pier. Choose between 5K or 10K distances and test your stamina across golden sands and coastal groynes for a memorable morning race.

Test your endurance at this 7 km fell run featuring steep climbs and 220m of elevation. Conveniently located near the Wendover Train Station and sanctioned by the Fell Running Association it includes a post race drink for all finishers.

Experience the inaugural Alice Holt Wild Trail Runs in the wooded paths of Surrey. Choose between a 10 km or Half Marathon distance with chip timing and finishers medals included for all participants and their canine companions.

Celebrate twenty years of multisport events with this self navigated 10k trail run in East Sussex. Enjoy a route across public footpaths and hills finishing with a commemorative medal and a drink at the local pub.

Experience a scenic midweek summer evening trail race through the forest paths of Moors Valley Country Park. This chip timed 10K event offers a dog friendly atmosphere and sustainable race practices near Bournemouth.

A flexible 6-hour timed run along the flat, scenic Jubilee River near Slough. Run as many laps as you like on the 5.24-mile course, with everyone receiving a finisher's medal. The route offers countryside views and a riverside path.

Enjoy a flexible 7 hour time challenge along the scenic River Thames in Egham. Run or walk as many laps as you choose to earn a medal, goody bag, and special distance pins.

A flexible Friday run along the Thames. Choose your start time and your distance, from a 5k lap to an ultra. It's a smaller event with a lower fee, but you still get one of the famous Phoenix medals.

Experience the rolling Northamptonshire countryside with 10 or 20 mile off road races along the Nene Valley. Enjoy fully marked trails through ancient woodlands and riverside paths with optional camping available on site.