Os Triathlon takes place on Sun, Aug 30, 2026 in Os, Norway.
- Date
- Sun, Aug 30, 2026
- Start
- Os 🇳🇴
- Level
- Open to all
Os Triathlon is an inclusive sprint-distance triathlon held annually in Bjørnafjorden (formerly Os), Norway, known as one of Western Norway's most popular races.
Official event pageWhat this race demands
Os Triathlon demands disciplined pacing across swim, bike, and run disciplines in an inclusive sprint-distance format.
Multisport transition
As a triathlon, the event requires efficient transitions between three distinct disciplines, placing a premium on equipment familiarity and cardiovascular adaptation.
Sprint-distance intensity
The sprint-distance format demands a high sustained output relative to threshold power or pace from start to finish.
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Organising this race?