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Triathlons in Dorset

Find triathlons near me in Dorset for 2025/2026 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Bike past historic landmarks, and run beside the Great Feild at Poundbury. As you finish each leg of the course, you’ll get closer to the crowds of people cheering you on at that final stretch.
  • Sun 25 May
  • £41.50
  • Sun 25 May
  • £41.50
Dorchester, Dorset, UK

The Dorchester Sprint Triathlon

Bike past historic landmarks, and run beside the Great Feild at Poundbury. As you finish each leg of the course, you’ll get closer to the crowds of people cheering you on at that final stretch.

  • Newcomers
  • Enter online
  • Undulating
  • Event village
  • Plastic-free event
  • Age 16 & over
  • 300 m pool swimming
  • 21 km road cycling
  • 5 km road running
The Middle Distance Triathlon will not fail to impress. With stunning views of Weymouth nature reserve and a true test of stamina, you'll be beaming with pride at the finish line.
  • Sun 8 Jun
  • £125
  • Sun 8 Jun
  • £125
Weymouth, Dorset, UK

Weymouth Middle Distance Triathlon

The Middle Distance Triathlon will not fail to impress. With stunning views of Weymouth nature reserve and a true test of stamina, you'll be beaming with pride at the finish line.

  • Chip timing
  • Enter online
  • Undulating
  • Age 18 & over
  • 1900 m sea swimming
  • 90 km road cycling
  • 21 km multi terrain running
The Classic Triathlon will not fail to impress. With stunning views of Weymouth nature reserve and a true test of stamina, you'll be beaming with pride at the finish line.
  • Sun 8 Jun
  • £70
  • Sun 8 Jun
  • £70
Weymouth, Dorset, UK

WMD Classic Triathlon

The Classic Triathlon will not fail to impress. With stunning views of Weymouth nature reserve and a true test of stamina, you'll be beaming with pride at the finish line.

  • Chip timing
  • Enter online
  • Undulating
  • Age 18 & over
  • 1.5 km sea swimming
  • 40 km road cycling
  • 10 km multi terrain running
The Sprint Triathlon will not fail to impress. With stunning views of Weymouth nature reserve and a true test of stamina, you'll be beaming with pride at the finish line.
  • Sun 8 Jun
  • £60
  • Sun 8 Jun
  • £60
Weymouth, Dorset, UK

WMD Sprint Triathlon

The Sprint Triathlon will not fail to impress. With stunning views of Weymouth nature reserve and a true test of stamina, you'll be beaming with pride at the finish line.

  • Chip timing
  • Enter online
  • Undulating
  • Age 18 & over
  • 750 m sea swimming
  • 20 km road cycling
  • 5 km multi terrain running
Situated off the World Heritage Site Jurassic Coast, this race is a first-timer favourite, featuring sandy beaches, spectacular coastline and the stunning Dorset countryside.
  • Sun 14 Sep
  • Sun 14 Sep
Weymouth, Dorset, UK

IRONMAN 70.3 Weymouth

Situated off the World Heritage Site Jurassic Coast, this race is a first-timer favourite, featuring sandy beaches, spectacular coastline and the stunning Dorset countryside.

  • Enter online
  • Flat
  • Traffic free
  • Event village
  • Coast
  • Age 18 & over
  • 1.2 miles sea swimming
  • 56 miles road cycling
  • 13.1 miles road running

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