4

Duathlons in UK in July 2026

Find duathlons in UK in July 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

Filter by date

Filter by place

Map

Event listings

Select an event for photos, video, route, location, reviews, entry fees and how to enter.

A jewel in the castle crown! Get active in the beautiful grounds and surrounding area of stunning Leicestershire in the discipline of your choice! Celebrate in the festival village afterwards.
  • Sat 18 - Sun 19 Jul 2026
  • £28-£245
  • 20% off
Grantham, Leicestershire, UK

Belvoir Castle Triathlon and Multisport Festival

A jewel in the castle crown! Get active in the beautiful grounds and surrounding area of stunning Leicestershire in the discipline of your choice! Celebrate in the festival village afterwards.

20% off

  • Families
  • Newcomers
  • Event village
  • Rural
  • Age 9 & over
  • Kids triathlon 4
  • Super sprint triathlon
  • Sprint triathlon 2
  • Olympic triathlon
  • Half Ironman
  • + 14 more races
  • Sun 12 Jul 2026
Eastbourne, East Sussex, UK

Eastbourne Triathlon and Multisport Festival

  • Super sprint triathlon
  • Sprint triathlon
  • Olympic triathlon
  • Sea swim 2
  • Sprint aquathlon
  • + 2 more races

Other UK events

Search options

Back to search options
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.