West Seattle
Trail Running Calendar near West Seattle 2026-2027
Explore the top trail runs near West Seattle for 2026-2027! We've gathered 58 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
November 2026
Trail races at Squak Mountain in Issaquah offering 7, 14 and 21 mile courses with aid stations, a long-sleeve race shirt and a finisher medal.
Timed loop event at Waughop Lake Loop in Lakewood WA where rounds shorten each lap and athletes compete in run, ruck, carry, hybrid, and walk divisions.
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.
A 5K run and walk in Tacoma honoring veterans and supporting Project Recover, with chip timing, a finisher medal, and optional race shirts.
A marathon and half marathon on the Kirkland Corridor Course on November 26, 2026 using a short out and back layout with on-site parking and aid at the start.
December 2026
Run through the scenic forests of the Redmond Watershed Preserve in a festive 5 mile or half marathon trail race featuring smooth trails and rolling hills.
A six-race Winter Grand Prix of two mile road, track and cross country events in 2026-2027 with series prizes from New Balance and Super Jock n Jill.
Low cost, low support trail running event in Maple Valley offering Half Marathon, Marathon and 50K on December 12, 2026 with a manned aid station and marked course.
A multiple lap trail event at Mt Walker trailhead in Quilcene, Washington, featuring a 4 miles round trip course and about 2,100 ft elevation gain per lap.
End the year at Fort Steilacoom Park with a 3, 6, or 8 hour endurance run on a scenic 5 mile trail loop featuring handmade finisher awards and a supportive community.
January 2027
A Winter Trail Series event at Soaring Eagle Regional Park on January 16, 2027 offering 5 mile and Half Marathon courses on rolling, technical singletrack with multiple aid stations.
February 2027