Cougar Mountain Trail Run Series #2

The Cougar Mountain Trail Run Series, held in Bellevue, Washington, is a popular annual trail running event hosted by Seattle Running Club and Northwest Trail Runs. The August 2025 race offers three distances: 5K, 14.5 miles, and a full marathon of 26.2 miles, all set within King County’s Cougar Mou..

Twilight at the Bay is a scenic running event held at Chambers Bay Loop Trail in University Place, Washington. Participants can choose from a half marathon, 10k, or 5k race, each featuring loops on a wide, paved trail with a mix of flat sections, inclines, and switchbacks. The course offers breathta..

The One Step Closer will take place in Seattle on Saturday 16 August 2025. You can run between 3 and 18 kilometers.

The Paradise Valley Trail Run, held at Paradise Valley Conservation Area in Woodinville, Washington, offers trail races in 5k, 10k, and half marathon distances. The courses feature gently rolling trails with a mix of wide promenades and narrow, winding paths through wetland cedar groves and forested..

The Gulch Countdown is a unique trail running event held in the scenic Japanese Gulch forests of Mukilteo, Washington. The race features a 2.18-mile loop through lush terrain with ferns, moss-covered trees, and giant cedars, offering a mountain-like experience close to home. It is a "Last Person Sta..

The Cascade Express Marathon, held in Snoqualmie Pass, Washington, is renowned as one of the world's fastest marathons and ranks among the top 25 fastest in the U.S. This point-to-point race features a scenic 26.2-mile downhill course along a gravel trail with a gentle 1500-foot net descent, offerin..