Cougar Mountain Trail Run Series #2

Newcastle, United States • 14 Jun 2025

The Cougar Mountain Trail Run Series #2 takes place at King County’s Cougar Mountain Regional Wildland Park in Newcastle, Washington, just 15 minutes from Seattle. This event offers three distance options: 5k, 8.2 miles, and 14.5 miles, featuring a variety of trails that range from narrow, technical single-track to wide, groomed paths. Runners experience rolling hills, lush forests, fern-lined trails, and marsh views in a scenic, natural setting. The series supports King County Parks, having raised over $250,000 and contributed significant trail work. The race is organized by Seattle Running Club and Northwest Trail Runs, emphasizing community and trail stewardship. Visit the organization's website for the most recent information.

Race information

14 mi
14.5-Mile
8 mi
8.2-Mile
5 km
Visit the organization's website for the most recent information.
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