Dorney Duathlon | December
Sat 13 Dec 2025 Windsor, Buckinghamshire, UK

Dorney Duathlon | December

Take on a Super Sprint, Sprint or Standard distance and take the opportunity to race around this unique and inspiring Olympic venue!

3 races

  • Sat 13 Dec
  • #1 of 3
Dorney Lake, Windsor

Super Sprint Distance

09:10

Age 15 & over

£47

  • 2.5 km road running
  • 10 km road cycling
  • 2.5 km road running
  • Sat 13 Dec
  • #2 of 3
Dorney Lake, Windsor

Sprint Distance

09:10

Age 15 & over

£58-£75

  • 5 km road running
  • 19 km road cycling
  • 2.5 km road running
  • Sat 13 Dec
  • #3 of 3
Dorney Lake, Windsor

Standard Distance

09:10

Age 17 & over

£68-£88

  • 10 km road running
  • 38 km road cycling
  • 5 km road running

Event overview

The flat and scenic grounds lend themselves to a totally flat bike and run course. 

With closed roads, it's the ideal venue for those wanting to race to a chip-timed personal best and equally for those who don't like racing on open roads.

Highlights

  • Clearly marked run course with accurate distance flags
  • Plenty of marshals on the run and bike routes for guidance and encouragement
  • Excellent spectator viewing from the balcony café overlooking transition
  • Multi-lap course ideal for supporters to cheer you on

Event details

  • Average fitness
  • Event village
  • Newcomers
  • Spectators
  • Teams
  • Venue accessible

  • Cafe
  • Free parking

Event HQ

Dorney Lake
Off Court Lane, Lake End Road
Windsor
Buckinghamshire
SL4 6FJ
UK

Great event, really well run! Definitely worth doing. Fred P

Races at event

  • Sat 13 Dec
  • #1 of 3
Dorney Lake, Windsor
Super Sprint Distance

09:10

Age 15 & over

£47

  • 2.5 km road running
  • 10 km road cycling
  • 2.5 km road running
  • Sat 13 Dec
  • #2 of 3
Dorney Lake, Windsor
Sprint Distance

09:10

Age 15 & over

£58-£75

  • 5 km road running
  • 19 km road cycling
  • 2.5 km road running
  • Sat 13 Dec
  • #3 of 3
Dorney Lake, Windsor
Standard Distance

09:10

Age 17 & over

£68-£88

  • 10 km road running
  • 38 km road cycling
  • 5 km road running

Other South East events

Other UK events

4 steps to wellbeing
Sleep well

A good night's sleep is an essential foundation for a healthy lifestyle, effective training and weight control.

Train slow

Low-intensity training is easier for you, reduces the risk of injury and helps builds an efficient aerobic system.

Eat natural

Cut out sugar & junk food, reduce carbs, eat natural foods and train your body to burn fat for fuel.

Get outdoors

Fresh air, natural light and reconnecting with nature all help to improve mental and physical wellbeing.