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Cougar Mountain Trail Series June

📅 June 12, 2027 (estimated date)📍 Bellevue · United States

⚠️ 2027 edition: provisional information

The date is estimated from the 2026 edition (June 13, 2026), on the same day of the week. Courses, start times, fees and description are carried over from the previous edition: check them on the official website. This page will be updated as soon as the organizer publishes them.

Available distances

14.5 mi8.2 mi3.1 mi

About

The Cougar Mountain Trail Series June takes place in Cougar Mountain Regional Wildland Park near Bellevue, in King County, on June 12, 2027, with a 5K (3.1 miles), an 8.2-mile (13.2 km) and a 14.5-mile (23.3 km) trail race, all starting at 9:00 a.m.

The Cougar Mountain Trail Run Series is organized by the Seattle Running Club and Northwest Trail Runs, and part of every entry fee goes to King County Parks. With short and long options, the series offers overall series awards as well as individual podium prizes. The races focus on well-marked trails, community involvement and post-race refreshments, and encourage a cupless approach. Throughout its history, the series has provided significant financial support and many volunteer hours to King County Parks. Dogs are not allowed on the course.

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