No event for 2025

Registration is Closed

Hammer Racing Tips

A challenging XTerra style race: Open Water Swim (0.9 mi), Mountain Bike (12.6 mi), & Trail Run (7.7 mi)  

The Lake Como Triathlon is held on National Forest Service Land at Lake Como in the heart of the Bitterroot Valley just south of Hamilton Montana. The mission of the event is to raise funds for non-profit organizations focused on outdoor related activities in the Bitterroot Valley while providing a family friendly, fun triathlon for participants of all skill levels.

The Lake Como Triathlon will not be held this year. For more information check out our Facebook page in the coming weeks.

These generous sponsors make the Lake Como Triathlon possible More...

Gold Sponsors (more...)


Silver Sponsors (more...)


Bronze Sponsors (more...)

KJ Kahnle Fine Art River Rising Bakery & Deli Higher Ground Brewery Red Barn Bikes Safeway