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Rattlesnake Lake Triathlon 2025

Sun, Aug 31

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King County Rattlesnake Lake Park

Join us Labor Day weekend 2025 for the Rattlesnake Lake Triathlon. 1/4 swim in clear mountain lake (~68 F), 10 mile bike 3 mile asphalt, 7 mile limestone trail/dirt, and 4 mile Run. Don't miss the excitement! Register today.

Rattlesnake Lake Triathlon 2025
Rattlesnake Lake Triathlon 2025

Time & Location

Aug 31, 2025, 8:00 AM – 12:00 PM PDT

King County Rattlesnake Lake Park, Snoqualmie Valley Trail, Washington 98045, USA

About the event

Race starts promptly at 8 am. Rattlesnake Lake North Bend WA (1/4 mile Swim, 10 mile off road bike, and 4 mile trail run. ***

 

More information at: SammamishRunning.com     https://www.sammamishrunning.com/triHidden gem racing course in the heart of Washington is a beautiful lake and off-road biking trails, and perfect course for a  late summer event. A great beginner’s triathlon. The quarter mile swim in brisk mountain snowmelt off the cascade mountains, followed by a 10 mile off road bike and a 4 mi run. 

 

Rattlesnake Lake in beautiful North Bend Washington.

 


Tickets

  • Registration - Triathlon

    Registrants receive pre-race pasta dinner (Aug 30, 2025, 4 pm), entrance to the Triathlon 1/4 mile swim, 10 mile off road bike, and 4 mile trail run. All entrants receive long sleeve technical mesh event t-shirt and all finishers receive Rattlesnake Lake Medallion.

    $80.00

Total

$0.00

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