Grand Ridge Trail Run

Grand Ridge Trail Run

The Grand Ridge Trail Run is the final race of the Evergreen trail-running season, held on November 7th, 2026 at the Grand Ridge trailhead in Issaquah, Washington. The event uses the connected trails of Grand Ridge Park in the Cascade foothills, passing through lush forests with fields of ferns and mossy trees showing fall colors.

Distances offered

• 5 Mile, single loop.
• Half Marathon, roughly 14 miles per loop.
• Full Marathon, two loops of the half-marathon course.
• 50K, two half-marathon loops plus the 5-mile loop.

All distances start at the Highpoint Way Trailhead and follow the Issaquah-Preston Trail for 0.5 miles before a climb on rocky, technical switchbacks. The half-marathon loop includes a detour on Flowing Fir Trail and reaches the Duthie aid station. The trails remain open to other users during the event, including pedestrians and cyclists.

Aid stations are stocked with water, Tailwind, Clif products, PBJ sandwiches, fruit, cookies, crackers and pretzels. This is a cupless race; participants should carry a refillable container. There will be a limited number of cups for emergencies.

Elevation gain (approximate): 5 Mile 1200 ft, Half 2200 ft, Full 4400 ft, 50K 5600 ft. Race location address is 27000 SE 79th St, Issaquah, WA. The event acknowledges the Indigenous land of the Coast Salish peoples, specifically the Snoqualmie Indian Tribe. A free Woodland Speeders kid’s race uses a crushed gravel 1.1 mile course with little elevation gain. Post-race soup is provided at the finish area. Visit the organization's website for the most recent information.