Run Dorney Lake Half Marathon, 10k & 5k - August

Get ready for an exhilarating day of running at the Run Dorney Lake Half Marathon, 10k & 5k on Saturday, August 8th, 2026! Organized by Dorney Lake Events, this exciting event takes place at the stunning Dorney Lake in Windsor, Berkshire, a venue renowned for hosting the London 2012 Olympic rowing events. Whether you're a seasoned runner or a beginner, you can choose from three race distances: a challenging Half Marathon, a fast-paced 10k, or a fun-filled 5k. Set against the picturesque backdrop of Dorney Lake, the flat and fast course is perfect for achieving that personal best you've been striving for. With race start times kicking off at 9:10 am and running until 12:10 pm, participants will enjoy a well-organized experience, complete with chip timing to track your performance. Don’t miss out on this fantastic opportunity to run in a beautiful setting and be part of an inspiring community event!

Join us for the Run Dorney Lake Half Marathon, 10k & 5k on Saturday 8th August 2026 Join us for a 5k, 10k or Half Marathon distance at the home of London 2012′s Olympic rowing events. Dorney Lake is situated near the village of Dorney in Buckinghamshire, is a purpose-built rowing lake with grounds that are a perfect backdrop to running as well as rowing. The flat course is ideal for a chip-timed personal best over the 5k or 10k distance. Race Distance & Start Times: 09:10 am - All Distances Half Marathon Elevation - 27m | Laps - 4 + U-turn each lap | Terrain - Road 10k Elevation - 15m | Laps - 2 | Terrain - Road 5k Elevation - 8m | Lap - 1 | Terrain - Road Race End: 12:10 pm