Trail Running calendar near Newcastle 2026-2027

Run the flat, fast Boston-qualifier course at the Redmond City Marathon. The out-and-back route starts at Sixty Acres Park and travels along the Sammamish River Trail. Finishers get clam chowder, and there's a pre race pasta dinner included..

Join the official event of the Daffodil Festival for a flat 8k run starting at Van Lierop Park. This family friendly race is chip timed and offers commemorative medals to the first 100 registrants.

Trail races at Deception Pass State Park on April 4, 2026 offering a 13.1-mile half, a 10K, and a combined Double over coastal trails and bluffs with marked single-track routes and staffed aid stations.

Experience a scenic trail run through lush evergreen forests on the Olympic Adventure Trail. Choose between 50K, half marathon, or 12K distances featuring singletrack paths and stunning views of the Elwha River Valley.

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.

A trail event on Tiger Mountain with multiple ascent loops, a steep Cable Line Ascent, a 50k with ~8500 ft climbing, a 3 person relay, and a 50 mile Double option. Aid stations require carrying a water bottle.

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..

Pigtails Run on May 9, 2026 in Maple Valley WA offers 50K, marathon and half marathon options on a riverside, wooded course. It is a low cost, low support makeup event marking its 20th year with a strict finish cutoff and a piggy medal.

Trail races at Soaring Eagle Regional Park in Sammamish, WA, use Pipeline and winding forest trails. Distances range from kids races to a half marathon that repeats the 10K loop; registration closes May 15.

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, WA on May 23, 2026 featuring a 55K double-loop, a 27K Skyline race in the Vert Running Series, and a family-friendly 5K, plus festival activities, food, and community awards.

A paved ultramarathon on the Foothills Trail in Puyallup, WA offering 50 mile and 50k options on May 23, 2026. The route features multiple aid stations, a 15 hour cutoff, finisher medals and sponsor-provided runner benefits.

A looped ultramarathon at Lake Youngs Watershed near Renton Washington offering distances from 50K to 200 mile. The course gains 900 feet per loop and the longest entries include an initial unsupported segment before joining the 100 mile fi..