Cowman Triathlon

AUG
2
2026
Experience a variety of multisport challenges at Emberton Country Park featuring middle, standard, and sprint distances. Enjoy scenic open water swims, road cycling, and parkland runs in a supportive atmosphere.
Sun 2 Aug 2026
Stampede Bike/run (sprint... Calfman Bike/run (standar... Cowman Bike/run (middle D... Calfman Triathlon (standa... Cowman Triathlon (middle...

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Multisport Event in Milton Keynes

The Cowman Triathlon takes place at Emberton Country Park and offers a variety of multisport options. The event features open-water swimming, cycling on public roads, and running through parkland grounds. Competitors can choose from several distance tiers and disciplines, including traditional Triathlons, Aquabikes, Aquathlons, and Bike-Run formats.

The available distances and categories include:

  • Cowman Middle Distance: 1.9 km swim, 92 km cycle, and 21.1 km run.
  • Calfman Standard Distance: 1.5 km swim, 40 km cycle, and 10 km run.
  • Stampede Sprint Distance: 750 m swim, 20 km cycle, and 5 km run.
  • Aquabike: Available for Middle (1.9 km/92 km), Standard (1.5 km/40 km), and Sprint (750 m/20 km) tiers.
  • Bike-Run: Available for Middle (92 km/21.1 km), Standard (40 km/10 km), and Sprint (20 km/5 km) tiers.
  • Stampede Aquathlon: 750 m swim and 5 km run.

The swim portion is a lake swim with mass starts for most categories. The cycling leg is held on a lapped course on open roads. The run course consists of laps on a mix of tarmac, gravel, and grass surfaces within the country park. Facilities at the venue include ample parking, and overnight camping is available on-site. Participants receive a finisher medal, chip timing with live results, and access to aid stations. Official event photography is also provided.

Participation requires a British Triathlon Federation membership or a single-use race pass. Age requirements vary by distance, starting from 15 years for the Sprint distance. Visit the organization's website for the most recent information.

Half Marathon
Cowman Bike/run (middle Distance)
10 km
Calfman Bike/run (standard Distance)
5 km
Stampede Bike/run (sprint Distance)
Calfman Triathlon (standard Distance)
Cowman Triathlon (middle Distance)
Stampede Aquathlon (sprint Distance)
Stampede Triathlon (sprint Distance)
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