Trail Running calendar near Joint Base Lewis-McChord 2026-2027

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..

A time-based loop event at Seattle's Carkeek Park offering 6 hour and 12 hour options on a 1.93 mile loop with an extra 0.54 mile option; proceeds support Endless Trails' trail work and advocacy.

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.

This endurance event on Tiger Mountain challenges participants with 3, 6, or 12-hour options to run laps for clean air. Funds raised support Washington Conservation Action and clean air initiatives. Each lap covers about 8 miles and 3,000 f..

Run through the night on a scenic ranch loop in Cle Elum. This 12-hour event features a community aid station, camping, and a post-run breakfast. It's a unique opportunity for a nighttime trail adventure.

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.

Experience the lush single track trails of Cougar Mountain Regional Wildland Park in this focused trail series. Choose between various distances while supporting local park conservation and enjoying a cup free community running event.

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.

A trail race at Rattlesnake Ridge near Snoqualmie offering 5K, 5.8 mile and half marathon routes on single-track trails with significant climbing, ridge views, and aid stations on the longer courses.

Join this annual run and walk through the scenic habitat of the Columbia Whitetail Deer in Skamokawa. Support local youth programs by choosing from 10k, 5k, or 2 mile distances with your favorite canine companion.

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.

Timed loop races on a 1.54 mile scenic Magnuson Park loop offering 7 hour and 13 hour solo options. Chip lap counting, a stocked aid station, included race T shirt and a boxed vegetarian post race meal.

Pigtails Challenge by NW Endurance Events runs May 23 and May 24, 2026, with multiple long-distance options and listed entry fees. Registration closes May 22 and processing fees are shown alongside each entry fee.

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.