The All Nations Half Marathon Run
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Event overview
The All Nations 5k, 10k and Half Marathon Run takes place on 9 May 2026 at Dorney Lake, Off Court Lane, Dorney, Windsor, SL4 6FJ. The event offers the following distances:
- 5k - out-and-back with a turn at the far end of the lake
- 10k - one full loop of the lake then return
- Half Marathon - additional sections around Dorney Lake
The course is on path and closed road, described as flat and fast. Road running shoes are recommended. The route is wheelchair friendly and buggies are permitted. The organiser notes the course may be altered up to event day.
Logistics and facilities
Entries close on 4 May 2026 (unless sold out). Listed entry fees and availability at the time shown are: Half Marathon £30 (250 places), 10k £25 (250 places), 5k £25 (150 places). Chip timing is used and results can show a country flag if entrants add their country during registration; results can also be texted to mobile phones for an additional cost. Medals and trophies are provided for winners. Free parking is available on site. Race packs are collected at the event. Bag storage is available but limited. Toilets are onsite; clubhouse and showers are not available. Main nearby stations named are Slough and Windsor & Eton Riverside, with Burnham, Taplow, Maidenhead and Windsor & Eton Central also nearby. Cut-off times given are 2 hours for 5k/10k and 3 hours for the half marathon. Visit the organization's website for the most recent information.
