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

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£28 – £80(+ 5% booking fee)

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

Name: Run Dorney Lake Half Marathon, 10k & 5k November 2026
Start: 2026-11-08T09:10:00+00:00
End: 2026-11-08T20:30:00+00:00
Location: Dorney Lake

Date

Sunday, 8 November 2026

Start Times

09:10Half Marathon
09:1010k
09:105k /

Location

Dorney Lake

Get Directions

Event guide

Timings, parking, bag drop and the course: everything you need for race day.

Read the guide Download PDF

Race Entry Summary

£28(+ 5% booking fee)

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10K

£30(+ 5% booking fee)

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Half Marathon

£34(+ 5% booking fee)

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RunThrough Foundation

£80(+ 5% booking fee)

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Event Video

About This Event

Included in the entry

Unique themed medal

Free race photos

Chip-timed results

Post race goodies

Bag drop

Join us for the Run Dorney Lake Half Marathon, 10k & 5k on Sunday 8th November 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.

This is a partner event. RunThrough memberships can be used for entry; however, once the event sells out, no additional places will be available, including for members. Please note there will be no RunThrough member desk, and member bibs cannot be used at this event.

Race Day Schedule

09:10 amAll Distances

Half Marathon

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

10k

Elevation - 15m | Laps - 2 | Terrain - Road

Elevation - 8m | Lap - 1 | Terrain - Road

Race End

12:10 pm

With RunThrough, you can expect a lively event village and clear guidance from our on-course team. After your run, enjoy food, drink and free finish-line goodies from our partners.

You can add an official event t-shirt to your entry at checkout for more than 30% off. Produced in partnership with RT Kit, it features the event logo on the chest and is the perfect keepsake to celebrate your race. Offering the t-shirt as an optional extra helps us keep entry costs lower for runners who prefer not to include merchandise.

Once you enter, you’ll receive a confirmation email straight away, and full event information will be sent to you closer to race day.

We look forward to seeing you on the start line.

Event Location: Dorney Lake, Windsor, Berks

The Route

Half Marathon route

Distance: Half Marathon
Elev Gain: 0 m

10k route

5k route

Bike course / Standard - 8 laps / Sprint - 4 laps / Super Sprint - 2 laps route

Evening midweek 5k & Evening midweek 10k route

Evening bike course Sprint - 4 laps / Super Sprint - 2 laps route

Our Partners

Event Information

The route will follow the flat, tarmac paths around the Lake.

Cut-off time:

Please note, due to venue restrictions there is a 4hr cut off on the marathon. Please get in contact with us at info@runthrough.co.uk if you plan to take more than 4hrs to complete your race to discuss your options.

Minimum ages:

Marathon - 18 years and above

Half Marathon - 17 years and above

10k- 15 years and above

5k - 11 years and above

Address

Dorney Lake, Windsor, Berks

Getting There

By car:

Address: Dorney Lake, Windsor. The main event car park is at the Boathouse (next to the event village), not at the top of the lake where you enter. From the main entrance to the car park it is just over a mile walk. The pedestrian gate at the boathouse end of the lake will be locked and inaccessible; use the main roadway entrance at the top of the lake (main entrance gate ///pounds.same.fears). Follow the marshals' directions to the car park by the boathouse. Event Village - ///neat.places.clay.

By train:

Nearest train stations: Slough and Windsor & Eton Riverside

By bike:

The lake is easily accessible by bicycle. Cycle parking is available at the venue.

Parking

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.

Event Village Opens

07:30

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.

Water & 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.

Race Pack Posting

Race packs aren't posted for this race: everyone collects theirs at registration on the day.

Race Pack Collection

Collect your race pack from the Event Village on the day — it opens at 07:30. Please bring your booking confirmation and photo ID.

Spectators are more than welcome, we advise staying in the event village where you will be able to catch the start & finish. Spectators can bring dogs but they must be kept on a short lead.

Accessibility

We welcome buggy runners and wheelchair athletes and simply ask that you remain mindful of the runners around you and make yourself known should you need to overtake. It is not permitted to run with a dog at this event however spectators are welcome to have their dog within the event village we simply ask they be kept on a lead at all times.