Competitor Info

The Hertfordshire Triathlon takes place at Stanborough Park in Welwyn Garden City. The venue boasts a beautiful lake with a brand new slip way and viewing tower into the lake.

The bike route is not technical but the undulation will be testing for some.

The run route is within the grounds of the park and is on short grass and pathways.

May 28th and August 20th 2017

  • Sprint distance – 750m swim, 20k bike, 5k run
  • Standard distance – 1500m swim, 40k bike, 10k run

Getting Here

Stanborough Lakes is easily accessible by road and the postcode is AL8 6DQ

Welwyn has a train station 1 mile from Stanborough Lakes and the first train from London arrives about 6:15am. (Information taken in 2015 – Please check before booking)

Wave times (PROVISIONAL)

  • 7:30am Sprint Competitors
  • 7:40 Standard Competitors


Bike course Bike course

Run course Run course


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Event Info

Hertfordshire Triathlon
Distance: Standard / Sprint
    Sprint: 20k bike, 5k run, 750m swim
    Standard 40k bike, 10k run, 1500m swim
Bike course: Undulating
Run course: Grass
Organiser: Active Training World

Bike course map
Run course map