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

We have found 588 Trailruns within 80 miles of Henley-on-Thames. See below where and when you can find the races.

Enjoy a 10k trail run through Chelmsford featuring a unique brewery checkpoint. This non competitive event includes mid race and finishers drinks along with a commemorative medal for all participants.

Enjoy a flexible seven hour timed challenge along the scenic River Thames in Egham. Run as many laps as you choose to earn themed medals and distance pins on a flat and fully signed course.

A giant inflatable obstacle course returns to Coventry. This 5K run is packed with bouncy challenges for a fun and energetic day out in 2026. Get ready for a unique active experience.

Test your stamina at MacTuffX Birmingham through a series of timed interval repetitions. Choose between solo, doubles, or relay categories across ten sets of 400 or 800 meters in this high energy summer event.

Experience a flat trail race through the scenic pathways of Summerleaze Park and along the lakeside. Choose between three distances and enjoy a peaceful route with chip timed results and themed medals for all finishers.

Experience the scenic beauty of the South Downs Way with trail races starting from Queen Elizabeth Country Park. Choose between three distances featuring woodland paths and panoramic views across Hampshire and Sussex.

Bright Skies Surrey Hills on 26 July 2026 at Denbies Wine Estate in Dorking offers trail races from 10K to marathon, plus Canix and kids races. The marathon is self navigated with mandatory checkpoints.

August 2026

Experience the scenic Surrey Hills on a supported 50km, 25km, or 10km challenge along the North Downs Way. Walk, jog, or run with full hospitality and rest stops starting from the Guildford basecamp.

Experience a unique obstacle course in Bournemouth featuring a variety of inflatable structures. With distances ranging from 2.5 km to 15 km, this event offers a fun and active way to spend your Saturday.

MacTuffX London offers a unique interval based competition featuring 400m and 800m repetitions. Participants can compete individually or in teams of two or more across six different event categories in August 2026.

Run along the scenic Vanguard Way on an undulating out and back course from Croydon through the North Downs. Choose between a full or half marathon and enjoy a route filled with historic landmarks and woodland trails.

Explore Birmingham's historic canal network and industrial heritage on a flat, off road circular course. Choose from distances of 18.5, 26.5, or 30 miles starting from Moseley Rugby Club.

Experience a four day endurance race covering 184 miles along the River Thames. This multi stage event features four unique ultra marathons and requires participants to be self sufficient while navigating the historic river path.

Experience a 57 mile point to point ultra marathon following the scenic Thames Path from Kemble to Oxford. Enjoy a well supported route featuring multiple checkpoints, bespoke finisher medals, and trophies for top performers.

Experience a 49 mile trail run through picturesque Oxfordshire along the historic Thames Path. This challenging second stage of the Thames Challenge features riverside views and includes a finisher medal for all successful participants.

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.

The MTC Windsor Ultra is a 47-mile point-to-point race along the Thames Path. Runners travel from Henley to Kingston, passing landmarks like Windsor Castle. All finishers receive a bespoke medal and event apparel.

Test your endurance at this 12 hour multi terrain event in St Neots. Run solo or in a team on a flat 5.3km loop featuring a festival atmosphere with live music and on site camping.

Experience a 103 mile continuous trail journey from the Surrey Hills to Ashford. This Western States Qualifier features 11,000 feet of climb across the North Downs Way with a 30 hour time limit.

UTMB Index

Experience a point to point ultra run through the historic English trails of Constable Country with 100 km and 50 km race options. Finishers earn UTMB Index points while traversing scenic footpaths from Newmarket or Sudbury to Brantham.

UTMB Index