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Ironman (full distance) in UK
Find ironman (full distance) near me in UK 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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Click an event for full event details, location, route, sustainability, what's included and how to enter.
- Sun 20 Jul
- Sun 20 Jul
Eastbourne, East Sussex, UK
TriBourne Festival of Endurance | Full Distance Triathlon
Award winning full and middle-distance triathlons, plus a marathon, long-distance swims, aquabike options and triathlon relays.
- Enter online
- Age 18 & over
- 2.4 miles sea swimming
- 112 miles road cycling
- 26.2 miles trail running
- Sun 31 Aug
- £250
- Sun 31 Aug
- £250
Lifton, Devon, UK
Roadford Lake Triathlon | Iron Distance
Brand new to the popular Roadford Lake Tri, the Iron Tri has a superb swimming venue with quiet rolling roads for the bike course and a cracking run too. Plus there's lakeside camping available too.
- Chip timing
- Enter online
- Age 18 & over
- 3.8 km lake swimming
- 185 km road cycling + 4245 ft ascent
- 42 km road running + 1073 ft ascent
- Sun 27 Jul
Nottingham, Nottinghamshire, UK
Outlaw Nottingham Weekend | Outlaw Nottingham
- 2.4 miles lake swimming
- 112 miles road cycling + 2934 ft ascent
- 26.2 miles road running + 640 ft ascent
- Sat 20 Sep
Caernarfon, Gwynedd, UK
The Brutal Extreme Triathlon | The Brutal Mawr Full
- 2.4 miles lake swimming
- 115.96 miles road cycling
- 25.1 miles trail running
- Sat 20 Sep
Caernarfon, Gwynedd, UK
The Brutal Extreme Triathlon | The Brutal Cawr Double
- 4.8 miles lake swimming
- 231.92 miles road cycling
- 51.1 miles trail running