Photo: David Santaolalla from León, spain, CC BY 2.0, via Wikimedia CommonsRun Dorney Lake Half Marathon, 10k & 5k - January 2027
Windsor, United KingdomChoose the distanceTap a distance: the course, fees, times and rules below update for that race.
At a glance
Run Dorney Lake Half Marathon, 10k & 5k - January 2027 2027 takes place on 17 January 2027 in Windsor, United Kingdom. Distances: 21.098 km, 10 km, 5 km. Start at 09:10 from Dorney Lake, Windsor (villaggio al Boathouse).
- Date
- Sunday, 17 January 2027
- Location
- Windsor, United Kingdom
- Start
- Dorney Lake, Windsor (villaggio al Boathouse)
- Distances
- Half marathon · 21.098 km · Competitive
- 10 km · Competitive
- 5 km · Competitive
- Start times
- 09:10
- Entry fees
- Half marathon £34 · 10 km £30 · 5 km £28
- Registration
- Registration open · Register now ↗
- Organiser
- RunThrough ↗
- Official website
- runthrough.co.uk ↗
Last updated: 19 October 2026
The race
Run Dorney Lake Half Marathon, 10k & 5k - January 2027 takes place on Sunday 17 January 2027 at Dorney Lake near Windsor, the rowing venue of the London 2012 Olympics. It is organised by RunThrough.
Races: half marathon (start 09:10, £34), 10K (start 09:10, £30) and 5K (start 09:10, £28).
The course is flat and on road: the half marathon is 4 laps with a U-turn on each lap (27 m elevation), the 10K 2 laps and the 5K one. Race packs are collected in the event village, open from 7:30; free parking.
