Henley River Half Marathon, 10k & Junior Race September 2027

Join us for the Henley River Half Marathon, 10K & Juniors on Saturday 4th September 2027!

Enjoy a scenic mixed-terrain race experience along the banks of the Thames, set in the stunning surroundings of Henley-on-Thames. Starting and finishing at Remenham Farm, the iconic home of the Royal Henley Rowing Regatta, this event offers a special race-day setting for runners of all levels.
This fast and undulating trail route showcases the picturesque landscapes around Henley, delivering a course that is both enjoyable and rewarding. Whether you are taking on the Half Marathon, racing the 10K, or cheering on your little ones in the Junior Race, the Henley River event promises a brilliant atmosphere and a memorable day out.

Start Times

10:00 am - Half Marathon

10:30 am - 10k

12:30 am - Juniors (under 11)

LAPS

HM - 1 mini lap + 2 laps

10k - 1 lap

Juniors - Out and Back 

Included in the Entry

Unique Themed Medal

Free Race Photos

Chip-timed results

Post Race Goodies

Each kilometre is accurately marked with distance flags, and our friendly marshals will guide and cheer you all the way to the finish. We cannot wait to welcome you to the Henley River Half Marathon, 10K & Junior Race.

With RunThrough, you can expect a friendly team of marshals to help guide you around the course and cheer you on to the finish, a lively and well-serviced event village with plenty of food and drink options, including free goodies from our partners at the finish line after your hard effort.

We have been extensively researching what runners consider important, and sustainability is fast becoming the top issue. Click here to see what RunThrough is doing for sustainability.

You can now grab your Henley River Half Marathon, 10K & Junior Race event t-shirt for more than 30% off when you buy it as part of your entry on checkout! With the event logo printed on the chest, it’s the perfect keepsake to celebrate your race and wear your achievement with pride!

We can do this with our partner RT Kit as part of a strategic decision to raise awareness about the quality of the product, whilst reducing the overall cost of events for those who would prefer not to have a t-shirt included.

Come and enjoy the day with us. Once you enter, you will receive a confirmation email. More information will be sent closer to the event. We can’t wait to see you on the start line.