Trail Running calendar near Sumner 2026-2027

A Chinese New Year themed trail event on April 11, 2026 at Bridle Trails State Park offering 5 mile and 10 mile courses, aid stations every 2.5 miles, race shirts, finisher medallions, and awards for top finishers.

Tackle the rugged trails of Squak Mountain State Park near Issaquah. Choose from distances including a 50k, Half Marathon, or a 12k, all starting with a significant climb. Experience a lush forest and technical descents on this early season..

Experience the rugged beauty of Capitol Forest at this long running trail event. Choose between a 25 km race or a 50 mile ultra featuring single track trails, gravel roads, and scenic peaks.

Join an inclusive community event in Lacey featuring USATF certified courses along the Chehalis Western Trail to support the Lions Low Vision Resource Center.

Experience a flat and fast USATF certified race along the Cedar River in Maple Valley featuring scenic trestles and limestone paths. Finishers enjoy a medal and hot chili after completing their choice of a half marathon 10k or 5k.

Experience a flat and fast obstacle course race through 900 acres of evergreen forests at the Meadow Wood Equestrian Center. Choose from 5K, 10K, or kids distances featuring up to 25 signature obstacles.

Tiger Claw is a multi route trail event on Tiger Mountain near Issaquah on May 8 and 9, 2026. It features a *50k* plus Ascent, Big Cat and Ambush routes, and requires completion of three summit loops within the event cutoff.

Explore the trails of Bainbridge Island. This May event offers 10K and 5K courses through Battle Point Park, the Forest to Sky Trail, and the Grand Forest, plus a Kids Fun Run. All proceeds support local trail development.

A trail race at Cougar Mountain Regional Wildland Park offering 5.1 mile and 10.8 mile courses through forest and marshes near Seattle. Organized by Seattle Running Club and Northwest Trail Runs as part of a 21st annual series supporting Ki..

A 20th anniversary running event in Maple Valley, WA on May 9, 2026, with races from a half marathon to 50K. The riverside, wooded course offers modest support, a piggy medal for finishers, and a strictly enforced cutoff.

Trail races at Soaring Eagle Regional Park in Sammamish WA offer multiple distances from kids races to a half marathon. Courses start on the Pipeline Trail and follow winding, mostly flat forest singletrack with rooty sections.

Experience a rugged trail race at Green Mountain featuring significant elevation and scenic summit views. Choose between 25k and 50k distances or join the official rucking division for a unique weighted pack challenge.

Experience the single track trails of the Issaquah Alps at Rattlesnake Ridge. Choose between 5k, 5.8 mile, or Half Marathon routes featuring forest climbs and scenic views of the Snoqualmie Valley and Mt Rainier.

A trail running weekend in Leavenworth, Washington featuring races from a town 5K to a two loop 55K. Courses use Ski Hill ridgelines with significant elevation gain, aid stations, festival activities, and awards across multiple divisions.

An ultramarathon in Puyallup, WA offering 50 mile and 50k courses along the paved Foothills Trail. The route includes the new White River bridge, multiple aid stations, and a 15 hour cutoff for the 50 mile distance.

Loop ultraruns at Lake Youngs Watershed near Renton WA offer distances from 50 kilometers to 200 miles. Each loop has 900 feet of elevation gain and the course provides repeated on course support and aid between laps.

Experience a forested trail run through a scenic Seattle ravine with 4k, 8k, and 12k options. Enjoy groomed trails and a post race grill session featuring hot dogs and watermelon at Ravenna Park.

Trail races through the pine filled Teanaway Community Forest near Cle Elum, Washington. Options include 5k, 10k, half marathon and marathon on dirt roads and trails with varied elevation and staffed aid stations.

Trail races on Vashon Island offering 50K, 20 mile and 10 mile courses through the Gateway Trail system with aid stations, team competition, youth discounts and volunteer nonprofit organization.

A 50 mile team relay from the foothills of Mount Rainier to Tacoma’s Ruston Way waterfront on June 6, 2026. Teams of 2, 3, 4, or 6 share 12 mostly downhill legs along the Foothills Trail and finish at a waterfront festival with food and mus..