Cougar Mountain Trail Run

Bellevue, United States • 10 May 2025

The Cougar Mountain Trail Run Series #1 is set to take place in King County’s Cougar Mountain Regional Wildland Park, Newcastle, WA. This event features two race distances: 5.1 miles and 10.8 miles, providing a scenic trail running experience just 15 minutes from Seattle. The series has a strong community focus, having raised over $250,000 for King County Parks and contributing numerous hours of trail maintenance. Participants can enjoy a variety of trails, from narrow and technical to wide and groomed, all while running through lush forests and marshes. Registration is available online and on the event day. Visit the organization's website for the most recent information.

Race information

10 mi
10.8-Mile
5 mi
5.1-Mile
Visit the organization's website for the most recent information.
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