- Sun 1 Jun 2025
- £165-£186
- Sun 1 Jun 2025
- £165-£186
ATW Grafman Middle Distance Triathlon
Take on a superb middle distance triathlon at the fantastic Grafham Water. Suitable for all abilites, with a challenging, but achievable course, and custom medal at the finish line.
- Chip timing
- Enter online
- Undulating
- Age 18 & over
- 1900 m lake swimming
- 90 km road cycling + 1844 ft ascent
- 21 km multi terrain running + 253 ft ascent
- Sat 7 Jun 2025
- £78-£99
- Sat 7 Jun 2025
- £78-£99
Dorney Triathlon | June | Sprint Triathlon
Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
- Chip timing
- Enter online
- Flat
- PB
- Age 15 & over
- 750 m lake swimming
- 20 km road cycling
- 5 km road running
- Sat 7 Jun 2025
- £99-£120
- Sat 7 Jun 2025
- £99-£120
Dorney Triathlon | June | Standard Triathlon
Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
- Chip timing
- Enter online
- Flat
- PB
- Age 17 & over
- 1500 m lake swimming
- 40 km road cycling
- 10 km road running
- Sun 8 Jun 2025
- £75-£81
- Sun 8 Jun 2025
- £75-£81
Dartmouth Triathlon | Standard
The successful Dartmouth Triathlon returns for its 9th year! Sea swim, stunning coastal bike route, out and back run including Devon's flattest road, plus chance to camp on the beach!
- Chip timing
- Enter online
- Age 15 & over
- 1.5 km sea swimming
- 40 km road cycling
- 10 km road running
- Sun 8 Jun 2025
- £59-£75
- Sun 8 Jun 2025
- £59-£75
Dartmouth Triathlon | Sprint
The successful Dartmouth Triathlon returns with a stunning sea swim, coastal bike route, out and back run including Devon's flattest road plus chance to camp on the beach! Relay option too
- Chip timing
- Enter online
- Age 15 & over
- 750 m sea swimming
- 20 km road cycling
- 5 km road running
- Sun 15 Jun 2025
- £73-£95
- Sun 15 Jun 2025
- £73-£95
ATW Stewartby Lake Triathlon & Aquabike | Sprint Triathlon
Located at the Stewartby Sailing Club this venue is perfect for triathlon and was host to a sold-out GB team qualifier event in 2023, with probably the fastest bike leg in the country!
- Enter online
- Flat
- Traffic free
- Age 15 & over
- 750 m lake swimming
- 20 km road cycling
- 5 km road running
- Sun 15 Jun 2025
- £94-£115
- Sun 15 Jun 2025
- £94-£115
ATW Stewartby Lake Triathlon & Aquabike | Standard Triathlon
Located at the Stewartby Sailing Club this venue is perfect for triathlon and was host to a sold-out GB team qualifier event in 2023, with probably the fastest bike leg in the country!
- Enter online
- Flat
- Traffic free
- Age 17 & over
- 1500 m lake swimming
- 37 km road cycling
- 10 km road running
- Sun 29 Jun 2025
- £310-£330
- Sun 29 Jun 2025
- £310-£330
The Northumbrian | Full Iron Distance
Full Iron Triathlon distance with 4 laps in the famous Kielder Water, a cycle into the Scottish Lowlands then an off-road trail run along forest trails. It's a huge challenge on the legs!
- Chip timing
- Enter online
- Hilly
- Age 18 & over
- 2.4 miles lake swimming
- 112 miles road cycling
- 26.2 miles trail running
- Sun 29 Jun 2025
- £195-£210
- Sun 29 Jun 2025
- £195-£210
The Northumbrian | Half Iron Distance
Racing through the hills Kielder Forest and on hard-packed trails around the lake, this half distance triathlon is a serious test of endurance.
- Chip timing
- Enter online
- Hilly
- Age 18 & over
- 1.2 miles lake swimming
- 56 miles road cycling
- 13.1 miles trail running