Trail Running calendar near Maple Valley 2026-2027

We have found 105 Trailruns within 80 miles of Maple Valley. See below where and when you can find the races.

The Last Fool Standing event offers multiple timed formats on a looped 5K trail course in Port Gamble, Washington. Choose from hour-by-hour challenges, 12-hour, 24-hour, or 48-hour endurance options. It features full support, camping, and r..

Join this annual 5k walk and run at Titlow Park to support the Multiple Sclerosis Program. Enjoy a morning of community fitness featuring music, coffee, snacks, and raffle prizes for all participants.

A trail running event at Bridle Trails in Kirkland on March 28, 2026 offering 5k, 10k, half marathon and marathon distances. Organized by Northwest Trail Runs with apparel purchase options and donations available for conservation groups.

Dizzy Daze is a timed loop race at Green Lake Park in Seattle. Runners complete as many 3.2-mile laps as possible on a flat dirt path. Choose between a 12-hour or a 5-hour challenge starting together.

Experience a scenic 13.1 mile out and back run through the Stillaguamish Valley in Arlington. This community event supports the Oso Slide Memorial and offers chip timing and finisher medals for all participants.

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.

April 2026

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.

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.

A trail running festival near Ellensburg, WA on April 26, 2026 offering 5K, 10K and a free kids dash among wind turbines with guided wind farm tours, food and a tree planting swag option.

May 2026

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 tests runners on the steep trails of Tiger Mountain. Options include a vertical ascent, a rugged 50k with three climbs, or a team relay. Tackle the challenging Pacific Northwest terrain.

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..

Celebrate twenty years of running at this low-cost event in Maple Valley featuring scenic river and wood trails. Choose between 50k, marathon, or half marathon distances and enjoy post-race cake and themed medals.

Explore the forest trails of Soaring Eagle Regional Park in Sammamish. Choose from a Half Marathon, 10K, 5K, or a fun Kids Race on a mostly flat, scenic course. This event is organized with a focus on sustainability.

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.