Grand Ridge Trail Run

NOV
7
2026
Season finale at Grand Ridge Park near Issaquah with 5 mile, half marathon, marathon, 50K and a kids race on forested, technical trails.
Sat 7 Nov 2026
50 kilometers 26 miles 13 miles 5 miles

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Grand Ridge Trail Run

Grand Ridge is the final race of the Evergreen Trail Runs season, held at Grand Ridge Park in Issaquah, Washington. The course sits in the Cascade foothills and runs through deep, wet forests with fields of ferns and mossy trees showing fall colors. Trails include rocky, technical switchbacks and rolling forest loops with notable climbing.

Distances offered:

  • 5 Mile
  • Half Marathon
  • Marathon
  • 50K
  • Kid's race

The half marathon loop is closer to 14 miles. Marathon runners complete two half marathon loops. Fifty kilometer runners complete two half marathon loops plus one 5 mile loop. Trails remain open to other users during the event, including pedestrians and cyclists. The kid's program offers short, supervised races; the Grand Ridge kids course is a crushed gravel loop about 1.1 miles with little elevation gain, while usual Woodland Speeders distances aim for about 1 kilometer.

Aid stations are placed along the course with food and hydration, including GU Energy products and Tailwind electrolytes; the Lap Aid Station offers hot savory options for longer distances. Evergreen Trail Runs operates cupless events, so runners must carry a refillable container. The start and finish use the Issaquah-Preston Trail High Point Way Trailhead. Parking is available along SE 79th Street on the south side of I 90 and in the I 90 Church lot. No Discover Pass is required. Visit the organization's website for the most recent information.

Events nearby

Trail running at Carkeek Park in Seattle with 5k and 10k forest courses featuring varied trail widths and rolling to steep sections. The 10k is two laps of the 5k and includes substantial climb.
Cross-country meet at Lincoln Park in Seattle with 6K, 8K and 10K races; team and individual entry options and a $15 registration fee.
A six hour loop race at Nolte State Park on a 1.4 mile crushed gravel and packed dirt course, fee waived with optional donations supporting the Washington Trail Association.
Trail races on Squak Mountain offering 7, 14 and 21 mile courses through evergreen forest with aid stations, a long sleeve race T shirt, a finisher medal, and posted results.
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