1 triathlon event in Medical Lake, Washington

From big races to Saturday morning group runs—find triathlon events and connect with the local endurance sports community.

• Medical Lake- Trailblazer Triathlon/Duathlon/5K [runsignup.com]
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  Sat, Jun 20, 2026 at 1:00 PM

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  The Medical Lake Trailblazer Tri/Du/5k is one of the many things to do in Medical Lake on Founders Day weekend. This is an athlete-friendly race with a point-to-point open water swim, bike, and run...

  The Medical Lake Trailblazer Tri/Du/5k is one of the many things to do in Medical Lake on Founders Day weekend. This is an athlete-friendly race with a point-to-point open water swim, bike, and run on paved roads & trails.

  Trailblazer Triathlon

  A 350m swim, 12.2mi bike ride, and 2.92 mi run starting and ending at Waterfront Park.

  Trailblazer Duathlon

  A 1mi run, 12.2mi bike ride, and 2.92 mi run starting and ending at Waterfront Park.

  Trailblazer 5k

  A traditional 2.92 mi run around Medical Lake Trail starting and ending at Waterfront Park.

  5k Duathlon Open Water Run Swim Trail Triathlon

  1300 S. Lefevre St., Medical Lake, Washington, 99022, United States
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