Henley River Half Marathon

Henley-on-Thames, United Kingdom • 10 Apr 2027

Henley River Half Marathon, 10K & Junior Race - Henley on Thames

This event takes place at Remenham Farm, Remenham Lane, Remenham, Henley on Thames. The course runs along the banks of the River Thames and uses mixed terrain. The route is described as fast and undulating and passes through riverside landscapes.

Three race options are listed:

  • Half Marathon - one mini lap plus two laps
  • 10K - one lap
  • Junior Race - out and back

Entries include a unique themed medal, free race photos, chip timed results, and post race goodies. The event village offers food and drink options and free items provided by partners. The course is marked with trail flags and A5 arrows, and marshals are positioned to guide and support runners.

An event t shirt is available at a discount of more than 30 percent when purchased with entry, with the event logo printed on the chest, supplied in partnership with RT Kit. The organiser is RunThrough and the event information notes that sustainability work is a priority for the organiser.

Practical details such as lap formats, tagging for timing, course markings, and the junior race format are provided to help participants understand the event layout. Visit the organization's website for the most recent information.

Race information

Half Marathon
Half Marathon
10 km
10k
Juniors
Visit the organization's website for the most recent information.
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Beyond London runs sections of the Capital Ring on 20 June 2026 with fully signed 25 km and 55 km routes, GPX files, feed stations and chip timing, finishing in Richmond upon Thames.

A trail half marathon at the National Trust Dunstable Downs on 21 June 2026, covering 21.2 km with roughly 450 m of climb. The course is waymarked and supported with aid stations at 6.7 km and 13.7 km.

Volunteer organised trail races on Horsell Common with family friendly distances from a 2 km kids race to a 21 km option. Proceeds support local charities and the event emphasises minimal environmental impact.

A half marathon and 10k across Wimbledon Common with a marked course, marshals and chip timing. The event supports Beder and includes a themed medal, free photos, on site refreshments and an optional event t shirt.

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