Newcastle
Trail Running Calendar near Newcastle 2026-2027
Explore the top trail runs near Newcastle for 2026-2027! We've gathered 59 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
November 2026
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.
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
March 2027
Trail race at Bridle Trails State Park on March 20, 2027 offering 5k, 10.55 km, half marathon and marathon on mostly smooth, gently rolling forest trails with aid stations.
Beachside trail run at Dash Point State Park on March 20, 2027 offering 10K and Half marathon loops through sandy beaches and forested singletrack.
Endurance loop races at Green Lake Park in Seattle where runners complete as many 3.2 mile laps as possible in 12 hours; a 5 hour option is also available.
April 2027
Trail races at Squak Mountain in Issaquah offering 12K, half marathon and 50K on forested, technical trails with substantial elevation gain.
A multi loop trail event in Port Gamble on April 17, 2027 offering 100 mile, 100K and 50 mile options, two aid stations per loop, camping, and finishers awards.
May 2027
Obstacle course weekend at Meadow Wood Equestrian Center near Snohomish with Sprint 5 km 20 obstacles, Super 10 km 25 obstacles, and kids races on May 1 and 2, 2027.
A multi-route trail event on Tiger Mountain with three summit loops, offering a 50k option plus The Ascent, Big Cat, and The Ambush over a May weekend in Issaquah.
Scenic 10K, 5K and kids 1-mile runs from Battle Point Park along the Forest to Sky Trail on Bainbridge Island with proceeds supporting local trail development.
Trail races in Sammamish on the wide Pipeline Trail and forest singletrack, offering 5K, 10K and half marathon distances with aid stations and a cupless policy.