Run Dorney Lake Half Marathon, 10k & 5k October 2026

Name: Run Dorney Lake Half Marathon, 10k & 5k October 2026
Start: 2026-10-02T23:00:00.000Z
End: 2026-10-02T23:00:00.000Z
Location: Lake End Rd & Court Ln, Dorney, Windsor SL4 6QL, UK
Rating: 4.7

Sat, Oct 3, 2026

Lake End Rd & Court Ln, Dorney

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Run Dorney Lake Half Marathon, 10k & 5k October 2026

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£28 - £80

About

Run your way to greatness with this superb celebration of running at Dorney Lake. Great for runners of all levels, the flat course loops around the lake, home to GB's Olympic Rowing success. Come to try for a PB or for the finisher's medals.

Half Marathon, 5k, 10k, and 1 more

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Sat, Oct 3, 2026

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Dorney, United Kingdom

View location

4.7
(Reviews)

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Where and when

Location

Lake End Rd & Court Ln, Dorney, Windsor SL4 6QL, UK

Start times

Saturday, Oct 3, 2026

Half Marathon: 9:10 AM5k: 9:10 AM10k: 9:10 AM

Event summary

Here are the distances available for Run Dorney Lake Half Marathon, 10k & 5k October 2026

Half Marathon

13.1mi

£32

5km

£28

10k

10km

£30

RunThrough Foundation

£80

Route information

The course is fast and flat, so feel like an Olympian as you race under the shadows of the Olympic rings.

The course will be run on roads and paths and each loop is roughly 5k, participants will run a varying amount of laps of the lake depending on their distance.

Course Details & Maps

Half Marathon

Elevation - 27m | Laps - 4 + U-turn each lap | Terrain - Road

Organizer route images

What's included

Finisher's Medal
Chip-timed results
Marshalled course
Refreshment station
Aid station
Bag drop
Free race photos

How to get there

Lake End Rd & Court Ln, Dorney, Windsor SL4 6QL, UK

Get full directions

PARKING/TRAVEL

Free parking is available at Dorney Lake and will be signposted as you enter the venue. Please bear in mind there could be up to a 20-minute walk to registration depending upon which car park you find yourself in so we advise you to leave plenty of time for arrival.

Nearest Train stations: Slough and Windsor & Eton Riverside

Event day logistics

09:10 am - All races start

12:10 pm - Race End

CUT-OFF TIME

No, everyone is welcome, however please get in contact with us at info@runthrough.co.uk if you plan to take more than 3hrs to complete your race as we may need to make special arrangements around the course and event village.

MINIMUM AGES

Half Marathon - 17 years and above

BAGGAGE

We will have a secure marquee where you can leave your baggage. We recommend you bring as little baggage as possible. Your baggage tag is attached to your race number, you simply tear it off and attach it to your bag. To collect, show your number to our staff and they will help you find your baggage.

TOILETS

There will be portaloos available in the event village next to the boathouse. The toilets are a short distance from the transition area.

REFRESHMENTS

There will be a water station available on each lap of the 5k course (at around the 2.5km mark). There will also be a bottle of water waiting for you at the finish line. We recommend bringing your own water with you to stay hydrated in the lead up to the event and running with a hydration where possible.

RESULTS

Results will be available here immediately after the race.

PICTURES

We will have an official photographer at the event, please check out our photos page after the race.

SOCIAL MEDIA

RunThrough South / Dorney Triathlon

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CONTACT EMAIL ADDRESS

info@dlevents.co.uk

info@runthrough.co.uk