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Windsor Autumn Duathlon & Lake Runs

Event details
  • . 263 days left to book
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A fun and fast race around the iconic Dorney Lake, one of the host venues for the 2012 Olympic and Paralympic Games. Great for athletes of all abilities, the flat courses offer superb views of the rowing lakes. Come for the physical challenge or for the unique medals.
C-19 Plan
F3 Events has confirmed that this event will be going ahead as planned on Friday 8th Oct 2021 in accordance with the COVID-19 safety measures. Learn more

How to enter the Windsor Autumn Duathlon & Lake Runs

  1. Super Sprint Duathlon

    Duathlon: Run 2.5km, Bike 10km, Run 2.5km
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  2. Sprint Duathlon

    Duathlon: Run 5km, Bike 20km, Run 5km
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  3. Standard Duathlon

    Duathlon: Run 10km, Bike 40km, Run 5km
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  4. Half Marathon

    Run 13.1mi
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  5. 15k

    Run 15km
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  6. 10k

    Run 10km
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  7. 5k

    Run 5km
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Windsor Autumn Duathlon & Lake Runs routes

The Windsor Autumn Duathlon & Lake Runs is open to all levels and welcomes both novice and experienced athletes, with three distances from Super Sprint, Sprint & Standard.

Dorney Lake is the perfect venue for Duathlon Events - it's a 100% accurate course and 100% traffic free. A fast and fun race.

The event location is one of the most iconic 2012 London Olympic Games venues, which hosted the rowing and canoe disciplines.

The run routes are laps around the famous rowing lake. The course is fast and flat and takes place on tarmac paths and closed roads. This is a perfect course for first time runners or those looking to get a PB

Event Details

What’s Included
    • Finisher's medals
    • Chip timed event
    • Fuel and water stations
    • Marshalled course
    • Prizes for 1st, 2nd, 3rd overall male and female, 1st Vet (40+) Male and Female.
    • Free car parking
Raceday Logistics


07:00 Enquiries open

08:00 Standard Duathlon start

08:25 Sprint Duathlon start

08:45 Super Sprint Duathlon start

11:00 Half Marathon start

11:30 15k start

11:45 10k start

12:15 5k start

13:30 Event ends

Participants will start individually at 10-15 second intervals to maintain social distancing with a recommended 15-30 minute arrival window allocated and communicated prior to the event.

Kit List
  • Re-useable water bottle
  • Bike helmet
  • Road bike

Spectators will not be permitted at this event to help keep participants and staff as safe as possible.


Volunteers are vital to all the events organised by F3 Events throughout the year to enable those events to operate smoothly. Volunteers are the backbone of a successful event.

If you're interested in volunteering, please visit

Frequently Asked Questions

Can I enter on the day of the Windsor Autumn Duathlon & Lake Runs?
No, there is no on the day entry.
Is there somewhere I can leave my bag while I race?
There will be no bag drop at this event. Participants should arrive ready to run.
Is there a cut-off time?
There is no strict cut-off but participants are asked to have completed their race by no later than 1:30pm.
What are the minimum ages for the events at the Windsor Autumn Duathlon & Lake Runs?
17 is the minimum age for the half marathon and standard distance duathlon. The minimum age for the sprint, super sprint, 10k, and 15k is 15, and the minimum age for the 5k is 11.
Where can I find my results for the Windsor Autumn Duathlon & Lake Runs?
Results will be posted on the F3 events website directly after the race, as well as an email with results.
Can I wear headphones while I race?
The use of headphones/earphones is prohibited.

Meet the organiser

Offering fun, friendly, family, fast and focused events across the South. F3 Events was set up in 2006 and has been one of the leading sporting event organisers along the Thames Valley for the past 10 years. Our mission is to organise, deliver and provide first class sporting events along the Thames Valley to aspiring athletes from complete beginners to elites athletes.



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Tickets £18–£60

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  • Official booking partner
  • Best price guarantee
  • Free injury protection

Have a question? See our Help Center

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