Henley River Half Marathon
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Henley River Half Marathon, 10K & Junior Race - 5 September 2026
The Henley River event is a mixed terrain running event along the banks of the Thames, with start and finish at Remenham Farm, Remenham Lane, Henley-on-Thames. It is organised by RunThrough and takes place on 5 September 2026.
Distances and format
- Half Marathon: 1 mini lap plus 2 laps; elevation 98 m; mixed, undulating
- 10K: 1 lap; elevation 46 m; mixed, undulating
- Junior Race: out and back; mixed, undulating
Entries include a unique themed medal, chip timed results, free race photos and post race goodies. The course is marked with trail flags and A5 arrows, and marshals are positioned to guide and support runners. Laps and course layout are specified for each distance.
An event village provides food and drink options and partner giveaways at the finish. A Henley River event t-shirt is available at a discounted price when purchased as part of entry through the listed apparel partner. The organiser notes a focus on sustainability as part of event planning and operations. Visit the organization's website for the most recent information.
